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

Return flights

20 May - 27 May	easyJet
09 May - 16 May	easyJet
04 May - 11 May	Norse Atlantic Airways (UK)
08 May - 16 May	easyJet
27 May - 13 Jun	Air France
05 May - 19 May	easyJet
28 May - 06 Jun	easyJet
18 May - 26 May	Iberia Express
12 May - 20 May	SWISS
25 May - 01 Jun	Air France
20 May - 24 May	Air France
06 May - 27 May	Iberia
01 May - 08 May	Vueling Airlines
14 May - 02 Jun	Vueling Airlines
08 May - 12 Jun	Norse Atlantic Airways (UK)
22 May - 05 Jun	Air Transat
26 May - 03 Jun	easyJet

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

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Cheapest return flights from London to San Jose in May from 596€

Return flights