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

Return flights

09 Dec - 12 Dec	Croatia Airlines
06 Dec - 13 Dec	Croatia Airlines
08 Dec - 15 Dec	Air Serbia
10 Dec - 17 Dec	Croatia Airlines
01 Dec - 07 Dec	Croatia Airlines
22 Dec - 09 Jan	SWISS
22 Dec - 30 Dec	SWISS
09 Dec - 16 Dec	Croatia Airlines
20 Dec - 09 Jan	Croatia Airlines
27 Dec - 09 Jan	Air France
26 Dec - 09 Jan	Air Serbia
28 Dec - 09 Jan	Croatia Airlines
28 Dec - 03 Jan	Turkish Airlines
15 Dec - 22 Dec	Turkish Airlines
20 Dec - 06 Jan	Croatia Airlines
15 Dec - 20 Dec	Croatia Airlines
20 Dec - 25 Dec	Air France

Also check the deals for one-way flights from Split to New York 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 Split to New York in December from 515€

Return flights