Cheapest return flights from San Diego to London in May from $568

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

Return flights

04 May - 12 May Alaska Airlines
05 May - 13 May Lufthansa
01 May - 05 May Alaska Airlines
07 May - 18 May SWISS
03 May - 17 May Frontier Airlines
19 May - 26 May Alaska Airlines
01 May - 03 May Lufthansa
03 May - 16 May Lufthansa
26 May - 09 Jun Air Canada
14 May - 04 Jun Alaska Airlines
19 May - 30 May Alaska Airlines
05 May - 12 May Icelandair
13 May - 13 Jun Frontier Airlines

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

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