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

Return flights

28 Jan - 08 Feb	easyJet
22 Jan - 01 Feb	Wizz Air Malta
17 Jan - 01 Feb	Ryanair
28 Jan - 04 Feb	easyJet
28 Jan - 11 Feb	easyJet
22 Jan - 25 Jan	Wizz Air Malta
24 Jan - 03 Feb	Wizz Air
15 Jan - 30 Jan	Wizz Air Malta
20 Jan - 27 Jan	easyJet
20 Jan - 02 Feb	Wizz Air
16 Jan - 30 Jan	easyJet
24 Jan - 08 Feb	easyJet
19 Jan - 02 Feb	easyJet
23 Jan - 30 Jan	easyJet
23 Jan - 06 Feb	easyJet
15 Jan - 22 Jan	easyJet
13 Jan - 27 Jan	easyJet
12 Jan - 25 Jan	Ryanair
24 Jan - 31 Jan	easyJet
16 Jan - 18 Jan	Ryanair

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

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 January from 686€

Return flights