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

Return flights

14 Dec - 11 Jan	Avianca
02 Dec - 20 Jan	Air France
18 Dec - 30 Jan	Avianca
02 Dec - 20 Jan	KLM	direct
17 Dec - 30 Jan	Avianca
16 Dec - 30 Jan	Avianca
13 Dec - 11 Jan	KLM
16 Dec - 31 Jan	Avianca
17 Dec - 31 Jan	Avianca
21 Dec - 11 Jan	KLM	direct
16 Dec - 30 Dec	Air France
17 Dec - 30 Dec	Air France
22 Dec - 29 Dec	Air France
08 Dec - 18 Dec	KLM
22 Dec - 29 Dec	KLM	direct
16 Dec - 30 Dec	KLM	direct
17 Dec - 30 Dec	KLM	direct
09 Dec - 19 Dec	Spirit Airlines
19 Dec - 28 Dec	KLM
09 Dec - 19 Dec	KLM	direct

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

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 San Jose to Amsterdam in December from 760€

Return flights