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

Return flights

24 Dec - 31 Dec	easyJet
25 Dec - 31 Dec	easyJet
24 Dec - 05 Jan	easyJet
24 Dec - 27 Dec	easyJet
26 Dec - 06 Jan	Delta
26 Dec - 30 Dec	easyJet
29 Dec - 04 Jan	Delta
29 Dec - 01 Jan	Lufthansa
28 Dec - 31 Dec	Wizz Air Malta
24 Dec - 01 Jan	Lufthansa
28 Dec - 01 Jan	British Airways
29 Dec - 02 Jan	Delta
30 Dec - 02 Jan	Lufthansa
25 Dec - 04 Jan	Lufthansa
28 Dec - 02 Jan	Air France
26 Dec - 27 Dec	British Airways

Also check the deals for one-way flights from Basel 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 Basel to New York in December from $667

Return flights