Cheapest one-way flights from San Francisco to London in December from 308€

Best time to book flights for San Francisco (SFO) to London (LHR) flights at AirHint

AirHint found the following cheapest one-way flights from San Francisco (SFO) to London (LHR) in December 2025 (see full year).

One-Way flights

10 Dec Air Canada
09 Dec jetBlue
05 Dec SWISS
09 Dec Virgin Atlantic direct
10 Dec Virgin Atlantic direct
11 Dec Air Canada
12 Dec Air Canada
12 Dec Virgin Atlantic direct
11 Dec Virgin Atlantic direct
05 Dec British Airways direct

Also check the deals for return flights from San Francisco to London in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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