Cheapest one-way SFO–LHR flights, October

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

One-Way flights

19 Oct Alaska Airlines
05 Oct Alaska Airlines
21 Oct Alaska Airlines
04 Oct Aer Lingus
18 Oct Aer Lingus
11 Oct Aer Lingus
04 Oct Austrian Airlines direct
29 Oct Alaska Airlines
18 Oct Austrian Airlines direct
19 Oct Austrian Airlines direct

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

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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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