Cheapest one-way flights from San Francisco to London in January from $196

AirHint found the following cheapest one-way flights from San Francisco (SFO) to London (LHR) in January 2026 (see full year).

One-Way flights

20 Jan Flair Airlines
29 Jan WestJet
13 Jan WestJet
16 Jan WestJet
15 Jan Flair Airlines
28 Jan Hawaiian Airlines
17 Jan Hawaiian Airlines
12 Jan Hawaiian Airlines
30 Jan Hawaiian Airlines
09 Jan WestJet

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

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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