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

Return flights

19 Aug - 02 Sep	jetBlue
27 Aug - 01 Sep	jetBlue
12 Aug - 02 Sep	jetBlue
16 Aug - 26 Aug	Vueling Airlines
18 Aug - 30 Aug	SWISS
20 Aug - 04 Sep	Norse Atlantic Airways (UK)
17 Aug - 28 Aug	Air Transat
04 Aug - 25 Aug	easyJet
21 Aug - 05 Sep	Air Europa
14 Aug - 28 Aug	Air Transat
14 Aug - 31 Aug	Norse Atlantic Airways (UK)
07 Aug - 21 Aug	Air Transat
12 Aug - 27 Aug	Norse Atlantic Airways (UK)
03 Aug - 12 Aug	Norse Atlantic Airways (UK)
05 Aug - 19 Aug	Norse Atlantic Airways (UK)

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

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 August from 881€

Return flights