Cheapest one-way flights from San Diego to London in April from $224

Best time to book flights for San Diego (SAN) to London (LGW) flights at AirHint

AirHint found the following cheapest one-way flights from San Diego (SAN) to London (LGW) in April 2025 (see full year).

One-Way flights

01 Apr Spirit Airlines
07 Apr Frontier Airlines
30 Apr Spirit Airlines
09 Apr Frontier Airlines
11 Apr Frontier Airlines
26 Apr Hawaiian Airlines
24 Apr Spirit Airlines
12 Apr Frontier Airlines
17 Apr Spirit Airlines
20 Apr Frontier Airlines

Also check the deals for return 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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