Cheapest return flights from New York to San Jose in December from 229€

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

Return flights

08 Dec - 14 Dec Avianca
29 Dec - 07 Jan Avianca
04 Dec - 10 Dec Delta
04 Dec - 07 Dec Avianca
08 Dec - 17 Dec Avianca
03 Dec - 09 Dec Copa
05 Dec - 11 Dec Frontier Airlines
03 Dec - 13 Dec Copa
04 Dec - 11 Dec Copa
03 Dec - 10 Dec Copa
05 Dec - 12 Dec Delta
31 Dec - 15 Jan Avianca
29 Dec - 04 Jan Avianca
21 Dec - 02 Jan Avianca
24 Dec - 01 Jan Frontier Airlines
26 Dec - 04 Jan Copa
26 Dec - 02 Jan Copa
19 Dec - 03 Jan Avianca

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

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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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