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

Return flights

31 Oct - 07 Nov	Ryanair
03 Oct - 11 Oct	Ryanair
24 Oct - 07 Nov	Ryanair
15 Oct - 22 Oct	Ryanair
15 Oct - 30 Oct	Ryanair
27 Oct - 10 Nov	Ryanair
01 Oct - 29 Oct	Ryanair
22 Oct - 01 Nov	Ryanair
02 Oct - 06 Oct	Ryanair
24 Oct - 01 Nov	Ryanair
01 Oct - 10 Oct	Ryanair
22 Oct - 31 Oct	Ryanair
23 Oct - 01 Nov	Ryanair
10 Oct - 24 Oct	Ryanair
17 Oct - 31 Oct	Ryanair
16 Oct - 25 Oct	Ryanair
31 Oct - 15 Nov	Ryanair
19 Oct - 08 Nov	easyJet
26 Oct - 09 Nov	Ryanair

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 810€

Return flights