Cheapest return flights from New York to Keflavik in December from 303€

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

Return flights

03 Dec - 10 Dec Icelandair direct
02 Dec - 09 Dec Icelandair direct
07 Dec - 13 Dec Finnair
01 Dec - 15 Dec Finnair
02 Dec - 16 Dec Finnair
07 Dec - 17 Dec Icelandair direct
07 Dec - 13 Dec Icelandair direct
29 Dec - 06 Jan Finnair
01 Dec - 07 Dec British Airways
02 Dec - 16 Dec Icelandair direct
25 Dec - 15 Jan Icelandair direct
05 Dec - 08 Dec Scandinavian Airlines
17 Dec - 10 Jan Icelandair direct
28 Dec - 04 Jan Icelandair direct
29 Dec - 05 Jan Icelandair direct
30 Dec - 08 Jan Icelandair direct
20 Dec - 05 Jan Icelandair direct
28 Dec - 07 Jan Finnair
25 Dec - 01 Jan Virgin Atlantic
29 Dec - 06 Jan Icelandair direct

Also check the deals for one-way flights from New York to Keflavik in December.

Skyscanner

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 Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.