Cheapest return flights from San Francisco to London in May from 514€

AirHint found the following cheapest return flights from San Francisco (SFO) to London (LHR) in May 2026 (see full year).

Return flights

12 May - 19 May Scandinavian Airlines
08 May - 22 May Scandinavian Airlines
11 May - 25 May Scandinavian Airlines
12 May - 19 May British Airways direct
08 May - 22 May British Airways direct
11 May - 25 May British Airways direct

Also check the deals for one-way flights from San Francisco to London in May.

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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