AirHint found the following cheapest return flights from San Diego (SAN) to London (LGW) in April 2026 (see full year).
Return flights
| 22 Apr - 29 Apr | Alaska Airlines | ||
| 08 Apr - 02 May | Hawaiian Airlines | ||
| 01 Apr - 10 Apr | Hawaiian Airlines | ||
| 09 Apr - 01 May | Frontier Airlines | ||
| 11 Apr - 02 May | Alaska Airlines |
Also check the deals for one-way flights from San Diego to London in April.
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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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