Cheap flights from San Francisco to London from $178

Travelers frequently search for route combinations, such as San Francisco and New York, Calgary, Los Angeles, Mexico City, Las Vegas, Toronto, Tokyo, Honolulu, New Delhi, San Diego, Vancouver, Barcelona, Seattle, Edmonton, Chicago, Phoenix, London, Paris, Ontario, Tel Aviv.

Travelers frequently search for route combinations, such as London and San Diego, Venice, Los Angeles, Cancún, Edmonton, Abbotsford, Houston, Zagreb, Orlando.

The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Sacramento International, San Jose International, Oakland International, Stockton Metropolitan, Monterey Regional, Charles M. Schulz–Sonoma County, Merced Regional.

The main airport in London is London International. It is also served by Toronto Pearson International, Detroit Metropolitan, Billy Bishop Toronto City, Buffalo Niagara International, Bishop International, John C. Munro Hamilton International, Region of Waterloo International, London International, Niagara Falls International, Windsor International.

Currently, you can fly between San Francisco and London with United Airlines, WestJet, Air Transat, Frontier Airlines, Alaska Airlines.

If you don’t have specific dates for your trip between San Francisco and London, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between San Francisco and London, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around San Francisco. The main one is San Francisco International and other nearby airports include San Francisco International, Sacramento International, San Jose International, Oakland International, Stockton Metropolitan, Monterey Regional, Charles M. Schulz–Sonoma County, Merced Regional

There are a number of airports in and around London. The main one is London International and other nearby airports include Toronto Pearson International, Detroit Metropolitan, Billy Bishop Toronto City, Buffalo Niagara International, Bishop International, John C. Munro Hamilton International, Region of Waterloo International, London International, Niagara Falls International, Windsor International.