Question : If having the most departure times is important to you, are there particular days that offer more options than others?
Answer : With 24 total flight time options, Sunday and Saturday provide the most flexibility from SFO to LHR. Wednesday currently offers the lowest number of flight times with 16 options.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : Tuesday is your lowest-cost day to fly in February. Being flexible with your travel days garners you even more savings during your booking.
Question : What are the chances this flight will be on schedule?
Answer : Passengers are currently getting to their destination on schedule 59% of the time, which ranks in the bottom half across all routes. When a flight is delayed, it averages between 10-20 minutes.
Question : Looking for the cheapest flight over the next 30 days?
Answer : As of January 16th, the cheapest day to fly from San Francisco to London is February 1st. Tickets have been sold for 12% below the average price for this route.