AirHint found the following cheapest return flights from New York (NYC) to San Jose (SJO) in January 2026 (see full year).

Return flights

27 Jan - 03 Feb	Arajet
21 Jan - 28 Jan	Avianca
22 Jan - 25 Jan	Avianca
17 Jan - 30 Jan	Avianca
22 Jan - 26 Jan	Delta
14 Jan - 21 Jan	Avianca
17 Jan - 27 Jan	Avianca
17 Jan - 25 Jan	Avianca
08 Jan - 15 Jan	American Airlines
09 Jan - 16 Jan	American Airlines
23 Jan - 29 Jan	United
27 Jan - 06 Feb	United
29 Jan - 01 Feb	Avianca
28 Jan - 02 Feb	Delta
29 Jan - 08 Feb	Avianca
29 Jan - 02 Feb	Avianca
25 Jan - 10 Feb	Spirit Airlines
25 Jan - 09 Feb	Spirit Airlines
25 Jan - 11 Feb	Spirit Airlines
25 Jan - 08 Feb	Spirit Airlines

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

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 New York to San Jose in January from 173€

Return flights