Cheapest return flights from New York to Keflavik in December from 495€

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

Return flights

11 Dec - 25 Dec Icelandair direct
16 Dec - 21 Dec Icelandair direct
06 Dec - 04 Jan Finnair

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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