Cheapest return flights from London to San Diego in April from 478€

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

Return flights

20 Apr - 28 Apr Finnair
13 Apr - 22 Apr Finnair
16 Apr - 21 Apr SWISS
16 Apr - 22 Apr SWISS
17 Apr - 22 Apr SWISS
17 Apr - 23 Apr SWISS
16 Apr - 23 Apr SWISS
17 Apr - 21 Apr SWISS
23 Apr - 02 May SWISS
15 Apr - 21 Apr Lufthansa
28 Apr - 05 May Lufthansa
28 Apr - 12 May Lufthansa
28 Apr - 13 May Lufthansa
29 Apr - 10 May Lufthansa
14 Apr - 21 Apr Air Canada
19 Apr - 03 May Lufthansa
28 Apr - 19 May Lufthansa
22 Apr - 02 May Lufthansa
28 Apr - 21 May Lufthansa
28 Apr - 05 May British Airways direct

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

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