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Cheap SFO to LHR Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

San Francisco to London route information

Origin Airport San Francisco Intl.
Destination Airport Heathrow
Airlines Serving Aer Lingus, Aeromexico, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, SAS, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Flight Price $390
Distance 5,354 mi

London

$390.63

$450.53

$628.35

$738.83

Cheap SFO to LHR Flights

  • Question : How much is a plane ticket to London (LHR) from San Francisco (SFO)?
    Answer : They can range anywhere from $349 to $10,048. Booking far in advance can usually help you get the cheapest rate. The further out you book your ticket, the more likely you are to save.
  • Question : How many flights are there per day from San Francisco to London?
    Answer : Each day is different, but on average, you can expect to see 12 available departure times. Compared to the average route departing the United States with nine flight times, you'll have more options than most.
  • Question : How long do most people stay in London?
    Answer : Of course, you're not most people, but if you were, you'd stay about 18 days.
  • Question : What is the cheapest day to fly?
    Answer : The cheapest day to fly from San Francisco to London is on Saturday. If you are trying to save a bit of money on your next holiday look for flights on that day.
  • Question : What is the cheapest day to fly to London?
    Answer : Tickets are presently being sold for $366, 63% below the average price. As of Mar 11th, the cheapest day to fly from San Francisco to London is Mar 25th.
  • Question : Is there a day that has more departure times to choose from than other days?
    Answer : The day with the most departure times for this route is Tuesday with 13 options. However, with only 10 flight times, Thursday doesn't offer quite as many options when finding that perfect departure time.
  • Question : Which airline has the least delays from San Francisco to London?
    Answer : Booking with Virgin Atlantic means you will arrive to London around the time you were supposed to. In fact, this timely airline has an 89% on-time average. Of course, it never hurts to be prepared. If you’re on United Airlines, be sure to sign up for the delay notifications to stay up to date with your flight’s status.