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

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

AirHint found the following cheapest return flights from San Francisco (SFO) to London (LHR) in April 2025 (see full year).

Return flights

01 Apr - 30 Apr Scandinavian Airlines
01 Apr - 08 Apr Scandinavian Airlines
08 Apr - 30 Apr TAP
01 Apr - 09 Apr Scandinavian Airlines
02 Apr - 19 May Scandinavian Airlines
02 Apr - 01 May Scandinavian Airlines
08 Apr - 15 Apr Air Canada
15 Apr - 30 Apr Air Canada
16 Apr - 25 Apr Air Canada
14 Apr - 05 May Air Canada
08 Apr - 30 Apr Iberia direct
01 Apr - 09 Apr Iberia direct
16 Apr - 25 Apr Iberia direct
30 Apr - 06 May Iberia direct
23 Apr - 08 May Iberia direct
23 Apr - 09 May Iberia direct
02 Apr - 01 May Virgin Atlantic direct
21 Apr - 08 May Delta
23 Apr - 26 May Iberia direct
24 Apr - 06 May Air Canada

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

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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