Cheapest one-way flights from London to San Francisco in December from 325€

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

One-Way flights

11 Dec Vueling Airlines
02 Dec Aer Lingus
09 Dec Aer Lingus
08 Dec Aer Lingus
10 Dec Aer Lingus
06 Dec jetBlue
10 Dec Virgin Atlantic direct
08 Dec Virgin Atlantic direct
09 Dec Virgin Atlantic direct
02 Dec British Airways direct

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