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

Return flights

06 May - 19 May	Wizz Air UK
18 May - 26 May	easyJet
02 May - 16 May	easyJet
08 May - 17 May	easyJet
08 May - 22 May	easyJet
04 May - 17 May	easyJet
03 May - 10 May	easyJet
07 May - 21 May	Wizz Air UK
09 May - 23 May	Wizz Air UK
03 May - 16 May	easyJet
13 May - 03 Jun	Wizz Air UK
20 May - 10 Jun	Wizz Air UK
21 May - 03 Jun	Wizz Air UK
26 May - 06 Jun	Ryanair
25 May - 04 Jun	easyJet
25 May - 01 Jun	easyJet
28 May - 15 Jun	Wizz Air UK

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.

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Cheapest return flights from London to San Jose in May from 635€

Return flights