Cheapest return flights from San Diego to London in May from $658

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

Return flights

04 May - 13 May Air Canada
04 May - 19 May Delta
05 May - 19 May Delta
06 May - 20 May Air Canada
11 May - 15 May Alaska Airlines
04 May - 19 May American Airlines direct
05 May - 19 May British Airways direct
04 May - 13 May American Airlines direct
07 May - 21 May Air Canada
13 May - 22 May KLM
18 May - 02 Jun jetBlue
06 May - 09 Jun Delta
26 May - 09 Jun Scandinavian Airlines
22 May - 02 Jun Scandinavian Airlines
28 May - 03 Jun jetBlue
13 May - 13 Jun United
27 May - 03 Jun jetBlue
27 May - 05 Jun jetBlue
29 May - 03 Jun jetBlue
06 May - 09 Jun American Airlines direct

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

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