Mon, Oct 7 LHR – SFO with LEVEL. 1 stop. from $553. London.$563 per passenger.Departing Mon, Nov 11, returning Wed, Nov 20.Round-trip flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departing from San Francisco International on Mon, Nov 11, arriving in London Heathrow.Inbound indirect flight with …Tue, Sep 17 SFO – LTN with Iberia. 1 stop. from $535. San Francisco.$537 per passenger.Departing Tue, Oct 8, returning Tue, Oct 22.Round-trip flight with easyJet and Iberia.Outbound indirect flight with easyJet, departing from London Luton on Tue, Oct 8, arriving in San Francisco International.Inbound indirect flight with Iberia, departing ... Tue, 8 Oct LCY - SFO with SWISS. 1 stop. from £529. London. £529 per passenger.Departing Tue, 23 Apr, returning Tue, 30 Apr.Return flight with SWISS.Outbound indirect flight with SWISS, departs from San Francisco International on Tue, 23 Apr, arriving in London City.Inbound indirect flight with SWISS, departs from London City on Tue, 30 Apr ... Cheap Flights from San Francisco to Delhi (SFO-DEL) Prices were available within the past 7 days and start at $395 for one-way flights and $667 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Francisco to Delhi with no change fee on selected ... Tue, 8 Oct LCY - SFO with SWISS. 1 stop. from £529. London. £529 per passenger.Departing Tue, 23 Apr, returning Tue, 30 Apr.Return flight with SWISS.Outbound indirect flight with SWISS, departs from San Francisco International on Tue, 23 Apr, arriving in London City.Inbound indirect flight with SWISS, departs from London City on Tue, 30 Apr ... Prices were available within the past 7 days and start at $444 for one-way flights and $627 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Tue, Nov 5 - Tue, Nov 12. SFO. San Francisco. There are 3 airlines that fly direct from London to San Francisco. They are: British Airways, United Airlines and Virgin Atlantic. The cheapest price of all airlines flying this route was found with Virgin Atlantic at £368 for a one-way flight. On average, the best prices for this route can be found at British Airways.The flight arrives 1 day after departure. Mon,Wed,Thu,Sat 20:45 San Francisco (SFO) I 15:15 Heathrow, London (LHR) 5. American Airlines AA 6997 Non-stop Boeing 777-300 (773) 10:30 Effective 2024-01-10 through 2024-01-15. Codeshare flight, operated by British Airways.Find cheap flights from London to San Francisco from £192. Return. 1 adult. Economy. 0 bags. Add hotel. Sat 18/5. Sat 25/5. Search. Direct flights only. Search hundreds of …09/26/24 - 09/30/24. from. $ 912*. Viewed: 8 hours ago. From. San Francisco (SFO) To. Madrid (MAD) Roundtrip. San Francisco. LHR. London. $487. Roundtrip. found 1 day ago. Book one-way or return flights from San Francisco to London with no change fee on selected flights. Earn your airline miles on top of our rewards! Get great 2024 flight deals from San Francisco to London now! Prices were available within the past 7 days and start at $459 for one-way flights and $652 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Mon, Jul 8 - … Prepare your stay in London (LON) by visiting our latest updates related to Covid-19. Find your cheap round-trip flight San Francisco London with Air France at $1,176. Discover our selection of cheapest return flights to London from San Francisco. Prices were available within the past 7 days and start at $444 for one-way flights and $627 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Tue, Nov 5 - Tue, Nov 12. SFO. San Francisco. San Francisco to London Heathrow Flights. Flights from SFO to LHR are operated 49 times a week, with an average of 7 flights per day. Departure times vary between 12:30 - 22:10. The earliest flight departs at 12:30, the last flight departs at 22:10. However, this depends on the date you are flying so please check with the full flight schedule ... There are 3 airlines that fly nonstop from San Francisco to London. They are: British Airways, United Airlines and Virgin Atlantic. The cheapest price of all airlines flying this route was found with British Airways at $605 for a one-way flight. On average, the best prices for this route can be found at British Airways.Prices were available within the past 7 days and start at $459 for one-way flights and $652 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Mon, Jul 8 - …Reserve one-way or return flights from London to San Francisco with no change fee on selected flights. Earn your airline miles on top of our rewards! Get 2024 flight deals for now! ... Cheap Flights from London (LGW) to San Francisco (SFO) Prices were available within the past 7 days and start at £266 for one-way flights and £420 for round ...Flying time between cities. Travelmath provides an online flight time calculator for all types of travel routes. You can enter airports, cities, states, countries, or zip codes to find the flying time between any two points. The database uses the great circle distance and the average airspeed of a commercial airliner to figure out how long a ...Are you searching for American Airlines flights from San Francisco to London? Find the best selections and fly in style. ... San Francisco (SFO) to. London (LHR) 04/30/24 - 05/07/24. from. $584* Updated: 26 minutes ago. Round trip. I. Economy. See Latest Fare. San Francisco (SFO) to. London (LHR)The cheapest return flight ticket from San Francisco to London Heathrow Airport found by KAYAK users in the last 72 hours was for $496 on Aer Lingus, followed by TAP AIR PORTUGAL ($567). One-way flight deals have also been found from as low as $352 on Vueling and from $380 on SWISS.Cheap Flights from San Francisco to London (SFO-LGW) Prices were available within the past 7 days and start at $283 for one-way flights and $495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Francisco to London with no change fee on ...Cheap Flights from San Francisco to Boston (SFO-BOS) Prices were available within the past 7 days and start at $98 for one-way flights and $199 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Francisco to Boston with no change fee on ...Find flights to London from $283. Fly from San Francisco on WestJet, Air Canada, United Airlines and more. Search for London flights on KAYAK now to find the best deal.Sun, 21 Apr SFO - LCY with Virgin Atlantic. 1 stop. Mon, 6 May LCY - SFO with Virgin Atlantic. 1 stop. from £516. London. £529 per passenger. ... Compare flight deals to London City from San Francisco International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.Cheapest return flights to San Francisco from London. Apr 2024. £ 433. Find. May 2024. £ 472. Find. Jun 2024. £ 552. Cheap Flights from San Francisco to London (SFO-LGW) Prices were available within the past 7 days and start at $283 for one-way flights and $495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Francisco to London with no change fee on ... Book now San Francisco (SFO) to London (LHR) 04/30/2024 - 05/21/2024 Round-trip From USD580 falseThere are 3 airlines that fly nonstop from San Francisco to London. They are: British Airways, United Airlines and Virgin Atlantic. The cheapest price of all airlines flying this route was found with British Airways at $612 for a one-way flight. On average, the best prices for this route can be found at British Airways.British Airways to London. $564. American Airlines to London. Find flights to London from $177. Fly from the United States on PLAY, Norse Atlantic UK and more. Fly from New York from $177, from Newark from $189 or from Stewart Intl. from $197. Search for London flights on KAYAK now to find the best deal. Find flights to London from $283. Fly from San Francisco on WestJet, Air Canada, United Airlines and more. Search for London flights on KAYAK now to find the best deal. Star Alliance member airlines offer more than 10,000 daily flights to give you the best deal. Find deals from San Francisco to London (SFO) - (LHR). Star Alliance ... Find cheap flights from San Francisco to London Stansted Airport from. $338. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30. Find the cheapest Business Class flights from San Francisco International and London Southend. We scour the Internet for the best Business, Premium Economy and First Class flight fares to London Southend, too. Check the difference in price as you search – you might just stumble on a last-minute low fare.Prices were available within the past 7 days and start at $444 for one-way flights and $627 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Tue, Nov 5 - …Jan 5, 2024 · Find the best deals on flights from San Francisco International (SFO) to London (LON). Compare prices from hundreds of major travel agents and airlines, all in one search. Skyscanner Amazing SFO to LHR Flight Deals. The cheapest flights to Heathrow found within the past 7 days were $567 round trip and $405 one way. ... Select Iberia flight, departing Sun, Sep 22 from San Francisco to London, returning Tue, Oct 1, priced at $567 just found. Sun, Sep 29 - Mon, Oct 14. SFO. San Francisco. LHR. London. $573 Roundtrip, found 22 ...12.8M views. Discover videos related to Sfo to London Flights on TikTok. See more videos about Cheap Flights to London, Flights to London, Cheapest Flights from London, London Flight American Airlines, Cheap Flight London, Flight to London England.Find flights to London Heathrow Airport from $317. Fly from San Francisco on United Airlines, Finnair, SWISS and more. Search for London Heathrow Airport flights on KAYAK now to find the best deal. Direct (non-stop) flights from San Francisco to London. All flight schedules from San Francisco International , California , USA to Heathrow, United Kingdom . This route is operated by 3 airline (s), and the flight time is 10 hours and 35 minutes. The distance is 5383 miles. Which airlines provide the cheapest flights from San Francisco to London Gatwick Airport? In the last 72 hours, the cheapest one-way ticket from San Francisco to London Gatwick Airport found on KAYAK was with WestJet for £283. TAP AIR PORTUGAL proposed a return connection from £386 and Delta from £448.How long is the flight from San Francisco to London? The total flight time from San Francisco to London is approximately 10 hours and 40 minutes. The total distance is 5370 miles/8640 km. Things to do and places to see in London. Officially founded by the Romans, the UK’s capital, London, is a hub of international finance, trade, and culture. United flights from San Francisco to London from$ 604*. United flights from San Francisco to London from. $ 604. *. 1 Passenger, Economy. Home. United flights. Flights to United Kingdom. San Francisco - London. Cheap Flights from London to San Francisco (LGW-SFO) Prices were available within the past 7 days and start at $286 for one-way flights and $526 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from London to San Francisco with no change fee on ...Fly from London on Iberia, Scandinavian Airlines, Delta and more. Search for San Francisco Bay Area flights on KAYAK now to find the best deal. ... 17h 55m LHR-SFO. 23/4 mar. 1 stop Iberia. 13h 10m SFO-LHR. £424. Search. 18/4 gio. 1 stop Scandinavian Airlines. 17h 10m LHR-SFO. 1/5 mer. 1 stop Scandinavian Airlines. 16h 00m SFO-LHR. £425 ...The two airlines most popular with KAYAK users for flights from San Francisco to London are Delta and Virgin Atlantic. With an average price for the route of $818 and an overall rating of 8.0, Delta is the most popular choice. Virgin Atlantic is also a great choice for the route, with an average price of $829 and an overall rating of 7.7. The cheapest month for flights from San Francisco to London is October, where tickets cost $1,022 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is $1,953 and $1,684 respectively. The cheapest return flight ticket from San Francisco to London Heathrow Airport found by KAYAK users in the last 72 hours was for $638 on United Airlines, followed by Finnair ($639). One-way flight deals have also been found from as low as $341 on SWISS and from $393 on Iberia. While you'll still find an older version of the airline's business class on a very small number of London-bound flights, those planes are in the process of being updated, and most should be done by the end of this year. To make sure you're getting the best product, look for either a 1-2-1 or 1-1-1 seating arrangement, on the 777/787 and 767 ... The two airlines most popular with KAYAK users for flights from London to San Francisco are Delta and Virgin Atlantic. With an average price for the route of $727 and an overall rating of 8.0, Delta is the most popular choice. Virgin Atlantic is also a great choice for the route, with an average price of $740 and an overall rating of 7.7. Find flights to London Heathrow Airport from $317. Fly from San Francisco on United Airlines, Finnair, SWISS and more. Search for London Heathrow Airport flights on KAYAK now to find the best deal.Find flights to London from $203. Fly from San Francisco on TAP AIR PORTUGAL, Delta, American Airlines and more. Search for London flights on KAYAK now to find the best …The two airlines most popular with KAYAK users for flights from San Francisco to London are Delta and Virgin Atlantic. With an average price for the route of $843 and an overall rating of 8.0, Delta is the most popular choice. Virgin Atlantic is also a great choice for the route, with an average price of $808 and an overall rating of 7.7.Sat, May 11 FRA – SFO with Condor. Direct. from $574. Frankfurt.$593 per passenger.Departing Tue, Oct 15, returning Tue, Oct 29.Round-trip flight with Condor.Outbound direct flight with Condor departing from San Francisco International on Tue, Oct 15, arriving in Frankfurt am Main.Inbound direct flight with Condor departing …Cheap Flights from London to San Francisco (LGW-SFO) Prices were available within the past 7 days and start at $286 for one-way flights and $526 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from London to San Francisco with no change fee on ...Amazing British Airways SFO to LHR Flight Deals. The cheapest flights to Heathrow found within the past 7 days were $649 round trip and $459 one way. Prices and availability subject to change. Additional terms may apply. Tue, May 7 - Mon, May 13.Delta has flights from all over the United States to London and flies nonstop into two of London's primary airports. Fly on Delta to London-Heathrow (LHR) from Boston (BOS), Los Angeles (LAX), Seattle (SEA), Atlanta (ATL), Detroit (DTW), Salt Lake City (SLC), Minneapolis (MSP), and New York City (JFK) and into Gatwick Airport (LGW) from New ...Upper Deck Economy: A Review of British Airways' A380 From San Francisco to London. Katie Genter. Katie Genter. ... I credited my flight to American Airlines; for the SFO to LHR leg covered in this review, I earned 2,953 award miles (1,342 base miles plus 1,611 elite bonus miles) which TPG values at $41. ...Wed, Jun 26 STN – SFO with Fly Play. 1 stop. from $856. London.$946 per passenger.Departing Sun, May 5, returning Mon, Aug 12.Round-trip flight with Alaska Airlines and Fly Play.Outbound indirect flight with Alaska Airlines, departing from San Francisco International on Sun, May 5, arriving in London Stansted.Inbound indirect …Which airlines provide the cheapest flights from London City to San Francisco? In the last 3 days, SWISS offered the best one-way deal for that route, at $558. KAYAK users also found London City to San Francisco round-trip flights on British Airways from $600 and on Virgin Atlantic from $607. Cheap Flights from San Francisco to London (SFO-LGW) Prices were available within the past 7 days and start at $283 for one-way flights and $495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Francisco to London with no change fee on ... Which airlines provide the cheapest flights from London City to San Francisco? In the last 3 days, SWISS offered the best one-way deal for that route, at $558. KAYAK users also found London City to San Francisco round-trip flights on British Airways from $600 and on Virgin Atlantic from $607.Amazing KLM SFO to LHR Flight Deals. The cheapest flights to Heathrow found within the past 7 days were $727 round trip and $511 one way. Prices and availability subject to change. Additional terms may apply. Mon, Nov 11 - Thu, Nov 21.While you'll still find an older version of the airline's business class on a very small number of London-bound flights, those planes are in the process of being updated, and most should be done by the end of this year. To make sure you're getting the best product, look for either a 1-2-1 or 1-1-1 seating arrangement, on the 777/787 and 767 ...Sun, Apr 28 SFO – LHR with Scandinavian Airlines. 1 stop. from $466. San Francisco.$466 per passenger.Departing Tue, Apr 30, returning Tue, May 7.Round-trip flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departing from London Heathrow on Tue, Apr 30, arriving in San Francisco International.Inbound ...The two airlines most popular with KAYAK users for flights from San Francisco to London are Delta and Virgin Atlantic. With an average price for the route of $818 and an overall rating of 8.0, Delta is the most popular choice. Virgin Atlantic is also a great choice for the route, with an average price of $829 and an overall rating of 7.7.Direct. Wed, 9 Oct LHR - SFO with British Airways. Direct. from £441. London. £445 per passenger.Departing Tue, 23 Apr, returning Wed, 1 May.Return flight with Virgin Atlantic.Outbound indirect flight with Virgin Atlantic, departs from San Francisco International on Tue, 23 Apr, arriving in London Heathrow.Inbound indirect flight with …Find cheap flights from London to San Francisco from £192. Return. 1 adult. Economy. 0 bags. Add hotel. Sat 18/5. Sat 25/5. Search. Direct flights only. Search hundreds of …1 stop. Thu, Oct 10 LGW – SFO with TAP Air Portugal. 1 stop. from $484. London.$562 per passenger.Departing Tue, Nov 5, returning Tue, Nov 19.Round-trip flight with American Airlines.Outbound indirect flight with American Airlines, departing from San Francisco International on Tue, Nov 5, arriving in London Gatwick.Inbound indirect flight ...The cheapest month for flights from London, Ontario to San Francisco is October, where tickets cost C$ 535 on average. On the other hand, the most expensive months are February and November, where the average cost of … The two airlines most popular with KAYAK users for flights from London to San Francisco are Delta and Virgin Atlantic. With an average price for the route of $727 and an overall rating of 8.0, Delta is the most popular choice. Virgin Atlantic is also a great choice for the route, with an average price of $740 and an overall rating of 7.7. There are 3 airlines that fly nonstop from San Francisco to Paris. They are: Air France, French Bee and United Airlines. The cheapest price of all airlines flying this route was found with French Bee at $502 for a one-way flight. On average, the best prices for this route can be found at French Bee.Flying time between cities. Travelmath provides an online flight time calculator for all types of travel routes. You can enter airports, cities, states, countries, or zip codes to find the flying time between any two points. The database uses the great circle distance and the average airspeed of a commercial airliner to figure out how long a ...San Francisco. £385 per passenger.Departing Thu, 6 Mar, returning Fri, 21 Mar.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, …Top 21 Best Airlines To Fly From SFO To London 1. British Airways: British Airways is one of the oldest and most reputable airlines in the world, offering a wide range of flights from San Francisco to London. They have a wide range of aircraft, including the latest Airbus and Boeing models, and offer a generous frequent flyer program. ... Flights to Brighton, England. $711. Flights to Bristol, England. $486. Flights to Cambridge, England. View more. Find flights to England from $249. Fly from San Francisco on TAP AIR PORTUGAL, Virgin Atlantic, Delta and more. Search for England flights on KAYAK now to find the best deal. Find cheap flights from SFO to LHR with United Airlines. Compare prices, dates, and fares for roundtrip or one-way tickets in economy or premium class.Norwegian low-cost airline announces flights to London-Gatwick in July 2023. SAN FRANCISCO – February 28, 2023 – The San Francisco International Airport (SFO) celebrated an announcement today from Norse Atlantic Airways, a Norwegian low-cost airline, detailing plans to launch nonstop service from SFO to London-Gatwick on …Cheap Flights from San Francisco to Delhi (SFO-DEL) Prices were available within the past 7 days and start at $395 for one-way flights and $667 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Francisco to Delhi with no change fee on selected ...One of the most popular airlines traveling from San Francisco to London Heathrow Airport is United Airlines. Flights on this route from United Airlines typically cost $730.16 RT, a price that is 74% more expensive than the average San Francisco to London Heathrow Airport flight. The cheapest flight found was $564 RT.Wed 1/5 15:30 SFO - LHR. Nonstop 10h 30m Finnair. Deal found 18/4 £4,710. Pick Dates. If you’re travelling from London to San Francisco, one of the more common airlines travelling that route is Finnair. Flights from Finnair travelling this …Apr 18, 2024 · Deal found 4/17 $713. Pick Dates. One of the most popular airlines traveling from San Francisco to London is Delta. Flights from Delta traveling this route typically cost $729.66 RT. This price is typically 77% cheaper than other airlines that offer San Francisco to London flights. When booking this route, the cheapest RT price found was $566.
The cheapest return flight ticket from San Francisco to London Heathrow Airport found by KAYAK users in the last 72 hours was for $496 on Aer Lingus, followed by TAP AIR PORTUGAL ($567). One-way flight deals have also been found from as low as $352 on Vueling and from $380 on SWISS.. Capssion
Wed, 8 May LGW - SFO with American Airlines. 1 stop. from $862. London.$868 per passenger.Departing Tue, 30 Apr, returning Tue, 7 May.Return flight with Delta.Outbound indirect flight with Delta, departs from San Francisco International on Tue, 30 Apr, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Gatwick ...The cheapest return flight ticket from San Francisco to London Heathrow Airport found by KAYAK users in the last 72 hours was for $496 on Aer Lingus, followed by TAP AIR PORTUGAL ($567). One-way flight deals have also been found from as low as $352 on Vueling and from $380 on SWISS.Fly from San Francisco (SFO) to London Heathrow (LHR) SFO - LHR; £293 - £997. Cheapest option. Fly to East Midlands • 17h 17m. Fly from San Francisco (SFO) to East Midlands (EMA) SFO - EMA; £281 - £913. 6 alternative options. Fly to Manchester • 15h 4m.There are 3 airlines that fly nonstop from San Francisco to London. They are: British Airways, United Airlines and Virgin Atlantic. The cheapest price of all airlines flying this route was found with British Airways at $612 for a one-way flight. On average, the best prices for this route can be found at British Airways.Find the best deals on flights from San Francisco International (SFO) to London Heathrow (LHR). Compare prices from hundreds of major travel agents and airlines, all in one … There are 3 airlines that fly nonstop from San Francisco to Paris. They are: Air France, French Bee and United Airlines. The cheapest price of all airlines flying this route was found with French Bee at $502 for a one-way flight. On average, the best prices for this route can be found at French Bee. Find flights to London from C$ 686. Fly from San Francisco on WestJet, Air Canada and more. Search for London flights on KAYAK now to find the best deal.1 stop. Tue, May 7 SFO – LCY with ITA Airways. 1 stop. from $594. San Francisco.$611 per passenger.Departing Wed, May 8, returning Thu, May 16.Round-trip flight with ITA Airways.Outbound indirect flight with ITA Airways, departing from London City on Wed, May 8, arriving in San Francisco International.Inbound indirect flight with ITA Airways ...Direct. Wed, 9 Oct LHR - SFO with British Airways. Direct. from £441. London. £445 per passenger.Departing Tue, 23 Apr, returning Wed, 1 May.Return flight with Virgin Atlantic.Outbound indirect flight with Virgin Atlantic, departs from San Francisco International on Tue, 23 Apr, arriving in London Heathrow.Inbound indirect flight with …Tue, 23 Apr SFO - LGW with Air France. 1 stop. from $708. San Francisco.$759 per passenger.Departing Thu, 18 Apr, returning Mon, 22 Apr.Return flight with Delta.Outbound direct flight with Delta departs from London Heathrow on Thu, 18 Apr, arriving in San Francisco International.Inbound direct flight with Delta departs from San …Fly to London with British Airways and discover how the past meets the modern. Experience the Changing of the Guard at St James’ Palace then watch locals zip along the pavements on roller skates. Indulge in a traditional afternoon tea at the Ritz before spending the evening exploring the bars and clubs in Soho. Fill up on delicacies and ...Find cheap flights from London to San Francisco International on Skyscanner. Book the best deals for your flights to SFO from LON. Skyscanner. Help; English (UK) EN Singapore $ SGD SGD ($) Flights. ... Sat, 4 May LGW - SFO with Norse Atlantic Airways (UK) 1 stop. from $417. San Francisco. $509 per passenger. Departing Sat, 24 Aug. The cheapest month for flights from San Francisco to London is October, where tickets cost $1,022 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is $1,953 and $1,684 respectively. Find flights to London from $203. Fly from San Francisco on TAP AIR PORTUGAL, Delta, American Airlines and more. Search for London flights on KAYAK now to find the best …What is the cheapest flight from San Francisco to London Stansted Airport? In the last 3 days, the lowest price for a flight from San Francisco to London Stansted Airport was £332 for a one-way ticket and £1,097 for a return.Amazing British Airways SFO to LHR Flight Deals. The cheapest flights to Heathrow found within the past 7 days were $649 round trip and $459 one way. Prices and availability subject to change. Additional terms may apply. Tue, May 7 - Mon, May 13.Find deals from San Francisco to London (SFO) - (LHR). Star Alliance member airlines offer more than 10,000 daily flights to give you the best deal..