£245 Cheap British Airways flights from San Francisco to London (SFO→LHR)

You can discover budget-friendly return British Airways flights £675 from SFO to LHR by filtering your results from "Price (lowest to highest)" on Expedia. Or search for bargains from £245 for a one-way journey.*

*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the most affordable months to get away to London with British Airways. You could also find great prices on one-way and round-trip tickets in February.

Depart on one of British Airways's 11 weekly direct flights from San Francisco Intl. Airport (SFO) to Heathrow Airport (LHR). To see your choices, enter your origin, destination and dates and hit search. Then use the "Nonstop" and "Airline" filters.

Depart San Francisco Intl. Airport (SFO) for Heathrow Airport (LHR) on a nonstop British Airways flight, and you'll be in the sky for approximately 10h 31m.

Wednesday has the most British Airways flights from San Francisco Intl. Airport (SFO) to Heathrow Airport (LHR). With 2 daily departures, this is the best day to find something that will work for your schedule.

Catch a British Airways flight from San Francisco Intl. Airport (SFO) to London, and you'll most likely arrive at Heathrow Airport (LHR). This is the airline's main hub in this city.

British Airways allows passengers to bring 1 checked-in bag weighing up to 23 kg (50 lbs) with maximum dimensions of 89 centimetres x 41 centimetres x 74 centimetres on standard economy flights from SFO to LHR. Additionally, you can take 1 cabin bag with you in the cabin. This carry-on luggage must not exceed 56 centimetres x 23 centimetres x 43 centimetres and weigh less than 23 kg (50 lbs). Baggage policies can vary depending on your cabin class and fare type, so check your booking or British Airways's website to avoid any additional fees at the airport.

British Airways generally uses Airbus A380-800 planes for flights from San Francisco Intl. Airport (SFO) to Heathrow Airport (LHR). This airline also operates the Boeing 777-300ER on this route. Keep in mind that aircraft type can change due to operational requirements, so the plane you catch could be different on the day.

Depending on the type of ticket you purchased, a fee may apply if you change or cancel your flight more than 24 hours after it has been confirmed. To find plane tickets with more flexibility, select our "No cancel fee" or "Changes included" filter while looking for flights. For more details on cancelling or changing your reservation, head to "Trips," select your flight and click on "Manage Booking."