August is by far the best month, wherein you can get cheapest flights for San Francisco to London. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.
SFO
15:15
San Francisco San Francisco International Airport
Mon , 15 Sep 2025
LGW
11:15
London London Gatwick Airport
Wed, 17 Sep 2025
SFO
15:15
San Francisco San Francisco International Airport
Sun , 07 Sep 2025
LGW
11:15
London London Gatwick Airport
Tue, 09 Sep 2025
SFO
15:15
San Francisco San Francisco International Airport
Fri , 19 Sep 2025
LGW
11:15
London London Gatwick Airport
Sun, 21 Sep 2025
SFO
16:20
San Francisco San Francisco International Airport
Mon , 08 Sep 2025
LGW
15:35
London London Gatwick Airport
Tue, 09 Sep 2025
SFO
12:40
San Francisco San Francisco International Airport
Fri , 05 Sep 2025
LGW
16:15
London London Gatwick Airport
Sat, 06 Sep 2025
SFO
12:40
San Francisco San Francisco International Airport
Mon , 01 Sep 2025
LGW
16:15
London London Gatwick Airport
Tue, 02 Sep 2025
SFO
19:20
San Francisco San Francisco International Airport
Sat , 06 Sep 2025
LGW
09:45
London London Gatwick Airport
Mon, 08 Sep 2025
SFO
16:20
San Francisco San Francisco International Airport
Mon , 01 Sep 2025
LGW
15:35
London London Gatwick Airport
Tue, 02 Sep 2025
SFO
12:00
San Francisco San Francisco International Airport
Sun , 07 Sep 2025
LGW
06:40
London London Gatwick Airport
Tue, 09 Sep 2025
SFO
12:00
San Francisco San Francisco International Airport
Mon , 08 Sep 2025
LGW
06:40
London London Gatwick Airport
Wed, 10 Sep 2025
SFO
12:00
San Francisco San Francisco International Airport
Fri , 05 Sep 2025
LGW
06:40
London London Gatwick Airport
Sun, 07 Sep 2025