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

Return flights

31 Dec - 11 Jan	Iberia	direct
01 Dec - 09 Dec	Iberia	direct
10 Dec - 14 Dec	Iberia	direct
10 Dec - 14 Dec	Norse Atlantic Airways (UK)
24 Dec - 28 Dec	Iberia	direct
30 Dec - 07 Jan	Iberia	direct
25 Dec - 07 Jan	Iberia	direct
24 Dec - 06 Jan	Iberia	direct
03 Dec - 10 Dec	TAP
03 Dec - 10 Dec	Iberia	direct
30 Dec - 06 Jan	Iberia	direct
01 Dec - 08 Dec	TAP
14 Dec - 28 Dec	Iberia	direct
23 Dec - 28 Dec	Iberia	direct
31 Dec - 07 Jan	TAP
10 Dec - 05 Jan	SWISS
11 Dec - 18 Dec	Air Europa
24 Dec - 04 Jan	Iberia	direct
10 Dec - 05 Jan	Iberia	direct
26 Dec - 01 Jan	Iberia	direct

Also check the deals for one-way flights from New York to Barcelona 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 New York to Barcelona in December from $339

Return flights