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

Return flights

12 Jan - 25 Jan	Ryanair
11 Jan - 25 Jan	Ryanair
12 Jan - 24 Jan	Ryanair
31 Jan - 14 Feb	Ryanair
27 Jan - 03 Feb	Ryanair
20 Jan - 03 Feb	Ryanair
24 Jan - 14 Feb	Ryanair
24 Jan - 07 Feb	Ryanair
17 Jan - 02 Feb	Ryanair
30 Jan - 10 Feb	Ryanair
31 Jan - 28 Feb	Ryanair
18 Jan - 02 Feb	Ryanair
13 Jan - 24 Jan	Ryanair
09 Jan - 25 Jan	Ryanair
24 Jan - 03 Feb	Ryanair
17 Jan - 24 Jan	Ryanair
10 Jan - 25 Jan	Ryanair
17 Jan - 27 Jan	Ryanair
09 Jan - 22 Jan	Ryanair
07 Jan - 15 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 602€

Return flights