AirHint found the following cheapest return flights from London (LTN) to San Jose (SJO) in October 2025 (see full year).

Return flights

31 Oct - 09 Nov	Ryanair
28 Oct - 11 Nov	easyJet
20 Oct - 27 Oct	Wizz Air Malta
15 Oct - 25 Oct	Wizz Air UK
14 Oct - 27 Oct	Ryanair
24 Oct - 04 Nov	Ryanair
29 Oct - 09 Nov	easyJet
24 Oct - 09 Nov	easyJet
31 Oct - 20 Nov	Ryanair
30 Oct - 04 Nov	Wizz Air Malta
17 Oct - 28 Oct	Ryanair
25 Oct - 04 Nov	Ryanair
08 Oct - 23 Oct	Ryanair
24 Oct - 23 Nov	easyJet
30 Oct - 20 Nov	Wizz Air Malta
23 Oct - 28 Oct	easyJet
25 Oct - 31 Oct	easyJet
04 Oct - 18 Oct	easyJet
13 Oct - 23 Oct	easyJet
02 Oct - 21 Oct	easyJet

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

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 October from 668€

Return flights