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

Return flights

23 Aug - 18 Sep	Copa
11 Aug - 28 Aug	Avianca
04 Aug - 20 Aug	Avianca
04 Aug - 22 Aug	Avianca
15 Aug - 30 Sep	Spirit Airlines
13 Aug - 17 Aug	Avianca
10 Aug - 14 Aug	Avianca
10 Aug - 17 Aug	Air France
25 Aug - 26 Aug	Spirit Airlines
25 Aug - 02 Sep	KLM
26 Aug - 05 Sep	Air France

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

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 August from 750€

Return flights