Cheapest one-way flights from San Francisco to London in March from $247

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

One-Way flights

05 Mar WestJet
03 Mar WestJet
01 Mar Flair Airlines
20 Mar WestJet
26 Mar WestJet
09 Mar Hawaiian Airlines
11 Mar Hawaiian Airlines
19 Mar Scandinavian Airlines
13 Mar Scandinavian Airlines
31 Mar Iberia direct

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

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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