Cheapest return flights from San Francisco to London in March from 519€

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 March 2025 (see full year).

Return flights

07 Mar - 09 Mar TAP
17 Mar - 25 Mar TAP
07 Mar - 14 Mar TAP
17 Mar - 31 Mar TAP
03 Mar - 21 Mar TAP
19 Mar - 23 Mar Scandinavian Airlines
19 Mar - 26 Mar Scandinavian Airlines
09 Mar - 19 Mar Scandinavian Airlines
19 Mar - 27 Mar Scandinavian Airlines
19 Mar - 25 Mar Scandinavian Airlines
26 Mar - 09 Apr Scandinavian Airlines
31 Mar - 08 Apr Scandinavian Airlines
26 Mar - 08 Apr Scandinavian Airlines
31 Mar - 07 Apr Air Canada
26 Mar - 15 Apr Aer Lingus
25 Mar - 15 Apr Aer Lingus
25 Mar - 16 Apr Aer Lingus
26 Mar - 17 Apr Aer Lingus
25 Mar - 29 Apr Aer Lingus
27 Mar - 02 Apr Air Canada

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

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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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