Cheapest return flights from Newark to Keflavik in January from $378

AirHint found the following cheapest return flights from Newark (EWR) to Keflavik (KEF) in January 2026 (see full year).

Return flights

25 Jan - 31 Jan Icelandair direct
13 Jan - 22 Jan Icelandair direct
21 Jan - 28 Jan Icelandair direct
18 Jan - 22 Jan Icelandair direct
23 Jan - 31 Jan Icelandair direct
13 Jan - 27 Jan Icelandair direct
20 Jan - 27 Jan Icelandair direct
31 Jan - 28 Feb Icelandair direct
24 Jan - 03 Feb Icelandair direct
27 Jan - 05 Feb Icelandair direct
28 Jan - 05 Feb Icelandair direct
26 Jan - 03 Feb Icelandair direct
24 Jan - 30 Jan Icelandair direct
23 Jan - 30 Jan Icelandair direct
19 Jan - 28 Jan Icelandair direct
29 Jan - 05 Feb Icelandair direct
29 Jan - 03 Feb Icelandair direct
31 Jan - 08 Feb Icelandair direct
27 Jan - 01 Feb Icelandair direct
29 Jan - 02 Feb Icelandair direct

Also check the deals for one-way flights from Newark to Keflavik in January.

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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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