AirHint found the following cheapest return flights from London (LGW) to San Jose (SJO) in April 2026 (see full year).

Return flights

11 Apr - 25 Apr	Norse Atlantic Airways (UK)
11 Apr - 18 Apr	Norse Atlantic Airways (UK)
13 Apr - 23 Apr	Iberia Express
06 Apr - 19 Apr	Norse Atlantic Airways (UK)
27 Apr - 11 May	Air Transat
13 Apr - 27 Apr	Air Transat
15 Apr - 29 Apr	Air Transat
24 Apr - 02 May	Air Transat
15 Apr - 25 Apr	Air Transat
10 Apr - 20 Apr	Vueling Airlines
17 Apr - 20 Apr	Vueling Airlines
10 Apr - 25 Apr	Air Transat
02 Apr - 02 May	Vueling Airlines

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

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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Cheapest return flights from London to San Jose in April from $723

Return flights