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

Return flights

06 Dec - 12 Dec	Iberia For Level	direct
06 Dec - 18 Jan	Iberia For Level	direct
03 Dec - 09 Dec	TAP
02 Dec - 08 Dec	TAP
03 Dec - 10 Dec	TAP
03 Dec - 08 Dec	TAP
03 Dec - 11 Dec	TAP
01 Dec - 09 Dec	TAP
09 Dec - 10 Jan	Iberia For Level	direct
04 Dec - 11 Dec	Iberia For Level	direct
06 Dec - 13 Dec	Iberia For Level	direct
06 Dec - 14 Dec	Iberia For Level	direct
10 Dec - 12 Jan	TAP
29 Dec - 14 Jan	Air Canada
27 Dec - 20 Jan	Air Canada
30 Dec - 10 Jan	British Airways
05 Dec - 10 Jan	Iberia For Level	direct
29 Dec - 24 Jan	Air Canada
13 Dec - 18 Jan	Iberia	direct
31 Dec - 07 Jan	Iberia

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 $288

Return flights