Cheapest return flights from Luxemburg to San Jose in December from $1349

AirHint found the following cheapest return flights from Luxemburg (LUX) to San Jose (SJO) in December 2025 (see full year).

Return flights

16 Dec - 18 Dec Lufthansa
30 Dec - 12 Jan Ryanair
31 Dec - 08 Jan Ryanair
20 Dec - 13 Jan Volotea
28 Dec - 01 Jan Lufthansa
20 Dec - 03 Jan Volotea
20 Dec - 04 Jan easyJet
26 Dec - 02 Jan easyJet
19 Dec - 04 Jan Ryanair

Also check the deals for one-way flights from Luxemburg to San Jose in December.

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