Cheapest one-way flights from San Francisco to London in March from $229

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

One-Way flights

08 Mar Flair Airlines
07 Mar Flair Airlines
06 Mar Frontier Airlines
02 Mar Hawaiian Airlines
05 Mar Frontier Airlines
09 Mar Frontier Airlines
04 Mar jetBlue
15 Mar Hawaiian Airlines
24 Mar jetBlue
10 Mar Hawaiian Airlines

Also check the deals for return 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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