Flight Routes from London to San Francisco

Compare cheap outbound and return flights from London (LON) to San Francisco (SFO) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€389
Fastest outbound flight
Fastest inbound flight
non-stop flights
60x / week
Flight distance
8,637 km
Time difference
Airports in London
  1. Heathrow
  2. Gatwick
  3. Stansted
  4. Luton
  5. City
  6. Southend
Most popular airlines
  1. United Airlines
  2. British Airways
  3. Virgin Atlantic Airways

Flight schedule from London (LON) to San Francisco (SFO)

Select a travel date in the flight schedule for the route from London (LON) to San Francisco (SFO) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsLON–SFO · 13 of 13
fromto
dep.arr.
durationstopovers
  1. 28 Sept – 4 Oct 2026
  2. 5 – 11 October 2026
  3. 12 – 18 October 2026
    1. LHRSFO
      1 stopover
      1. Swiss International Air Lines
    2. LHRSFO
      1 stopover
      1. KLM
    3. LHRSFO
      1 stopover
      1. Aer Lingus Irish Airlines
    4. LHRSFO
      non-stop
      1. United Airlines
    5. LHRSFO
      non-stop
      1. British Airways
    6. LHRSFO
      1 stopover
      1. Lufthansa
    7. LHRSFO
      non-stop
      1. Virgin Atlantic Airways
    8. LHRSFO
      non-stop
      1. United Airlines
    9. LHRSFO
      non-stop
      1. British Airways
    10. LHRSFO
      non-stop
      1. British Airways
    11. LHRSFO
      non-stop
      1. United Airlines
    12. LHRSFO
      non-stop
      1. Virgin Atlantic Airways
    13. LHRSFO
      non-stop
      1. Virgin Atlantic Airways

      Tips and tricks to help you find cheap flights from London to San Francisco

      Favourite airline: SAS
      13 % of flights on the route London – San Francisco are booked with SAS.
      SAS
      13 %
      British Airways
      12 %
      Lufthansa
      10 %
      Direct flights are more expensive
      Compared to flights with a stopover, direct flights are £54.00 more expensive on this route.
      non stop flight
      1 stop
      2 stops
      11h 05min
      26h 45min
      32h 09min
      498 £
      444 £
      760 £
      Favourite connection: via Copenhagen
      When booking flights from London to San Francisco 21 % of travellers prefer to fly via Copenhagen.
      Route
      bookings
      1 stopover Copenhagen
      17h 10min, from 603 £
      21 %
      1 stopover Dublin
      15h 00min, from 593 £
      19 %
      1 stopover Frankfurt-Main
      15h 35min, from 484 £
      17 %

      Useful information about the flight from London to San Francisco

      Flights from London to San Francisco

      The flight route from London (LON) to San Francisco (SFO) is popular with both tourists and business travellers in the United Kingdom. Between 5 and 6 connections are operated every day from a choice of London's airports as a direct flight. These are offered by several airlines such as United Airlines, British Airways, and Virgin Atlantic. The journey takes around 10 hours and 55 minutes for the outbound trip. Return travel will usually be slightly faster - taking 10 hours and 10 minutes on average.

      Flights from London airports to San Francisco 

      Flights to San Francisco will normally operate on the route London Heathrow to San Francisco International Airport and involve at least one stopover, which will depend on the airline. 

      Fllights take between 15 and 28 hours or even longer. 

      Cheap flight to San Francisco

      Buying an air ticket on a last minute basis on this route may be the cheapest option. Tickets will be avaialble for as little as £400 return during the off-peak season and a flight with at least one stop-over will usually be slightly cheaper than a direct connection. To find a low cost ticket it is better to choose a flight with a stop-over on this route. It is also advisable to compare offers online with a flight price comparison to get the best deal.

      Destination San Francisco

      San Francisco is a very cosmopolitan city and well known for having been one of the centres of the hippie movement in the 1970s. The district of Haight-Ashbury continues the tradition with its lively music scene. Top tourist attractions in the city are the Golden Gate Bridge and the narrow steep roads and trams. Silicon Valley in the vicinity makes the city a favourite destination with business travellers. The destination airport is San Francisco International Airport, which is located around 13 miles from downtown San Francisco. There are buses and trains at most terminals transferring passengers to the city of San Francisco. The airport of departure in London will be either Gatwick Airport, London City or Heathrow Airport.

      Important flight information

      Frequently Asked Questions (FAQ)

      How long is the flight from London to San Francisco?
      A direct flight from London to San Francisco typically takes around 11 hours 15 minutes. If you choose a connecting flight, you should allow more time. Typical one-stop journeys take around 15 hours 30 minutes. For the quickest journey, a direct flight is usually the most comfortable choice.
      Are there direct flights from London to San Francisco?
      Yes, there are direct flights from London to San Francisco, with an average of around 8 to 9 flights per day, operated by, among others, United Airlines, British Airways and Virgin Atlantic. If you want to travel without a stopover, it is worth filtering specifically for direct flights when searching.
      Which airlines fly from London to San Francisco?
      Direct flights from London to San Francisco are operated by, among others, United Airlines, British Airways and Virgin Atlantic. There are also connecting flights with one stop, for example with Swiss (via Zurich). If a short travel time matters to you, a direct flight is usually the most convenient option. Connecting flights often give you more choice of departure times and airlines.
      On which days are there direct flights from London to San Francisco?
      Direct flights from London to San Francisco operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day has no direct service, nearby departure days or short connecting flights may be a good alternative.
      How many flights are there per day from London to San Francisco?
      From London to San Francisco there are on average around 8 to 9 flights per day. This usually means you have a good choice of departure times. Particularly if you are flexible, you can easily compare times, prices and airlines.
      How many flights per week are there from London to San Francisco?
      From London to San Francisco there are around 60 to 61 flights per week. This means you usually have suitable connections to choose from on several days and at various times. As well as price, it is worth comparing flight duration, airline and any potential additional charges.
      When does the first flight from London to San Francisco depart?
      The earliest direct flight from London to San Francisco usually departs at 10:05. The exact departure time may vary by day of the week and airline. Early flights are particularly useful if you want to make the most of your arrival day in San Francisco.
      When does the last flight from London to San Francisco depart?
      The last direct flight from London to San Francisco usually departs at 16:15. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a direct flight, as a connecting service could push the arrival time significantly later.

      Discover more flights around London and San Francisco

      Departure airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
      Arrival airport Airport San Francisco International Airport (SFO)
      Destination country Flights to United States
      Departure airport - Destination country London (LCY, LGW, LHR, LTN, STN, SEN) - United States
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