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

Return flights

11 May - 19 May	Wizz Air UK
02 May - 04 May	Wizz Air UK
04 May - 18 May	Wizz Air UK
15 May - 25 May	Wizz Air UK
14 May - 24 May	Wizz Air UK
09 May - 24 May	Wizz Air UK
15 May - 17 May	Wizz Air UK
18 May - 01 Jun	Wizz Air UK
07 May - 12 May	Wizz Air UK
07 May - 28 May	Wizz Air UK
23 May - 01 Jun	Wizz Air Malta
19 May - 31 May	Wizz Air Malta
28 May - 11 Jun	Wizz Air UK
24 May - 04 Jun	FlyOne (Romania)
28 May - 14 Jun	Wizz Air UK
24 May - 03 Jun	Wizz Air Malta
26 May - 05 Jun	Wizz Air UK
25 May - 07 Jun	Wizz Air Malta
22 May - 05 Jun	Wizz Air Malta
29 May - 05 Jun	Ryanair

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 605€

Return flights