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

Return flights

02 Jun - 10 Jun	SWISS
07 Jun - 22 Jun	Air France
01 Jun - 15 Jun	Air France
01 Jun - 12 Jun	Air France
07 Jun - 21 Jun	Air France
05 Jun - 14 Jun	Air France
12 Jun - 21 Jun	Air France
01 Jun - 14 Jun	Air France
07 Jun - 29 Jun	Air France
06 Jun - 10 Jun	Air France
14 Jun - 19 Jul	Air France
20 Jun - 02 Jul	Air France
15 Jun - 02 Jul	Air France
22 Jun - 01 Jul	Air France
12 Jun - 03 Jul	Air France
21 Jun - 05 Jul	Air France
14 Jun - 20 Jul	Air France
17 Jun - 08 Jul	Air France
14 Jun - 21 Jul	Ryanair
24 Jun - 01 Jul	Air France

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 $793

Return flights