Cheapest return flights from New York to Keflavik in December from 481€

AirHint found the following cheapest return flights from New York (JFK) to Keflavik (KEF) in December 2026 (see full year).

Return flights

04 Dec - 15 Dec Finnair
04 Dec - 14 Dec Finnair
24 Dec - 11 Jan Finnair
24 Dec - 11 Jan Icelandair direct
04 Dec - 15 Dec Icelandair direct
04 Dec - 14 Dec Icelandair direct
23 Dec - 01 Jan Icelandair direct
29 Dec - 02 Jan Scandinavian Airlines

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

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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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