Best Price Found
Fastest flight time
If you are looking to fly from San Francisco to London, you are most likely going to fly from San Francisco Airport to London Heathrow Airport, the most popular airports on that route. If you are looking for alternate airports to fly out of when traveling to London, you can try flying out of San Jose Airport (in San Jose), Oakland Airport (in Oakland), or Santa Rosa Sonoma County Airport (in Santa Rosa). The least expensive flight option from San Francisco to London will typically be SFO — LHR during the month of September with an average price of $495 RT.
|Norse Atlantic UK||PriceFrom $269||Free Cancellation||Rating|
|TAP AIR PORTUGAL||PriceFrom $397||Free Cancellation||Rating|
|Lufthansa||PriceFrom $483||Free Cancellation||Rating|
|Scandinavian Airlines||PriceFrom $492||Free Cancellation||Rating|
|Brussels Airlines||PriceFrom $559||Free Cancellation||Rating|
|Finnair||PriceFrom $570||Free Cancellation||Rating|
|SWISS||PriceFrom $574||Free Cancellation||Rating|
|Aer Lingus||PriceFrom $579||Free Cancellation||Rating|
|Delta||PriceFrom $585||Free Cancellation||Rating|
|Iberia||PriceFrom $594||Free Cancellation||Rating|
SWISS flight deals from San Francisco to London Heathrow Airport start from $574 round-trip. Over the 14 SWISS flights for this route in a normal week, average airfare is usually $943 round-trip - but some users have found much cheaper deals with momondo.
Delta (7.8/10 from 1,565 reviews) operates around 7 flights from San Francisco to London Heathrow Airport in any given week. The average Delta airfare for this route is around $896, with deals from around $585 rare but found on momondo. Referenced prices are for round-trip San Francisco to London Heathrow Airport flight searches in the last 72 hours.
London Heathrow is 5341.3 mi away from San Francisco. Typically, this will take 10h 10m by plane in normal conditions.
Prices for flights from San Francisco Airport to London Heathrow Airport refresh daily.
There are 22 operators available for flights from San Francisco Airport to London Heathrow Airport as of September 2023.
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to London Heathrow Airport.
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
It is quick and easy to find San Francisco to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.
Flights from San Francisco to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
momondo helps you find the best flight between San Francisco and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
Yes. momondo can track prices for San Francisco to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.