Cheap flights from San Francisco to London
Round-trip fares from San Francisco International Airport (SFO) to London (All Airports) (LON) over the next few months. Cheapest right now: EUR 728. Based on recent samples, August 2026 currently looks like the cheapest month from EUR 728.
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Set a price alert| Depart | Return | Nights | Price | Book |
|---|---|---|---|---|
| Tue 04 Aug | Tue 11 Aug | 7 | EUR 728 | See deal |
| Mon 06 Jul | Thu 16 Jul | 10 | EUR 736 | See deal |
| Tue 21 Jul | Tue 28 Jul | 7 | EUR 820 | See deal |
| Fri 31 Jul | Thu 06 Aug | 6 | EUR 867 | See deal |
Automatic checks 3 times per day. Prices may differ on the booking site due to some delay. Booking links may earn us a commission at no extra cost to you.