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

Return flights

05 Dec - 08 Dec	SWISS
03 Dec - 07 Dec	Lufthansa
12 Dec - 15 Dec	Lufthansa
23 Dec - 30 Dec	KLM
17 Dec - 25 Dec	Delta
26 Dec - 30 Dec	Delta
06 Dec - 11 Dec	Ryanair
12 Dec - 16 Dec	Ryanair
06 Dec - 12 Dec	KLM
07 Dec - 13 Dec	Ryanair
24 Dec - 01 Jan	British Airways
30 Dec - 05 Jan	KLM
28 Dec - 05 Jan	British Airways
23 Dec - 01 Jan	Air France
29 Dec - 09 Jan	Air France
29 Dec - 04 Jan	Ryanair
18 Dec - 04 Jan	Ryanair
27 Dec - 05 Jan	Ryanair
27 Dec - 01 Jan	KLM
20 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Luxemburg 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.

Book a cheap hotel in New York

Cheap car rent in New York

Cheapest return flights from Luxemburg to New York in December from $504

Return flights