Cheap flights from San Francisco to London from $475

Currently, October is the cheapest month in which you can book a flight from San Francisco to London (average of $1,091). Flying from San Francisco to London in December is currently the most expensive (average of $1,698). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

• What airport do you fly from for flights from San Francisco to London?

  Located just 19.0 km from the city centre, San Francisco is the airport most travellers will use when flying to London from San Francisco. Booking flights from San Francisco (SFO) to London should be relatively easy as there are 28 daily outbound flights to London from 0 different airlines.

• Can I find flights from San Francisco to London for under $1,000 on Cheapflights?

  Yes, there are multiple flights from San Francisco to London for under $1,000. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $903, but on average you can expect to pay $949.

• Are there direct flights from San Francisco to London for under $1,000 on Cheapflights?

  Cheapflights has 20 direct flights from San Francisco to London under $1,000. A good price for a direct flight from San Francisco to London is less than $1,024.

• Are there last-minute flights available from San Francisco to London for under $1,200?

  There are currently 20+ open flights from San Francisco to London within the next 7 days for less than $1,200.

• What are the cheapest airlines flying from San Francisco to London round-trip?

  Currently priced at $903, TAP AIR PORTUGAL will fly you from San Francisco to London and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $931 and $941, respectively. TAP AIR PORTUGAL is priced at 28% lower than the current average price of a flight leaving 3 months from now.

• What are the cheapest airlines to fly from San Francisco to London one-way?

  The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $642. However, be on the lookout for offers from Virgin Atlantic and Delta, as they are both options that can get you from San Francisco to London for a low price.

• What are the most reliable airlines from San Francisco to London?

  Consider Air France (82%), KLM (77%) or Delta (77%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to London.

• What does SFO to LHR mean?

  This is defined as San Francisco Airport (SFO) and London Heathrow Airport (LHR). Codes like London Heathrow Airport are often used to just call airports uniquely. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

• Can I find deals for flights from San Francisco to London that include extra baggage allowance?

  The amount of baggage you can bring on your San Francisco to London flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

• Can I find deals on flights from San Francisco to London with specific airlines?

  Yes, Cheapflights allows you to browse and filter San Francisco to London flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

• Can I find deals for flights from San Francisco to London that include hotel bookings?

  Yes. In addition to deals on San Francisco to London flights, Cheapflights offers holiday packages that include both flights and hotel.

• How can I find direct flights from San Francisco to London?

  After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to London.

• Can I find deals for business class flights from San Francisco to London?

  Yes. Cheapflights offers flight deals from San Francisco to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

• Can I find deals for flights from San Francisco to London that allow pets onboard?

  Many airlines flying from San Francisco to London offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

• Can I find deals on last-minute flights from San Francisco to London?

  Yes, you can often find last-minute deals on San Francisco to London flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

• How recently were the San Francisco to London flight deals updated?

  The San Francisco to London flight deals you see on this page were last updated on 2/5.