Cheapest one-way flights from London to San Jose in December from 403€

AirHint found the following cheapest one-way flights from London (LHR) to San Jose (SJO) in December 2025 (see full year).

One-Way flights

10 Dec Vueling Airlines
09 Dec Vueling Airlines
06 Dec Vueling Airlines
08 Dec WestJet
03 Dec WestJet
04 Dec WestJet
31 Dec Vueling Airlines
12 Dec WestJet
14 Dec WestJet
28 Dec British Airways

Also check the deals for return flights from London to San Jose in December.

Skyscanner

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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