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

Return flights

09 Jun - 19 Jun	SWISS
01 Jun - 14 Jun	jetBlue
04 Jun - 18 Jun	Norse Atlantic Airways (UK)
05 Jun - 13 Jun	jetBlue
06 Jun - 20 Jun	easyJet
06 Jun - 14 Jun	jetBlue
17 Jun - 25 Jun	Iberia
06 Jun - 21 Jun	jetBlue
04 Jun - 04 Jul	Norse Atlantic Airways (UK)
25 Jun - 07 Jul	jetBlue
12 Jun - 21 Jun	Air Europa
26 Jun - 10 Jul	Air Transat
01 Jun - 31 Jul	Air Transat
28 Jun - 19 Jul	Norse Atlantic Airways (UK)
27 Jun - 12 Jul	SWISS
20 Jun - 18 Jul	easyJet
20 Jun - 04 Jul	Air Europa

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

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 June from 701€

Return flights