Cheapest return flights from Newark to Keflavik in January from $493

AirHint found the following cheapest return flights from Newark (EWR) to Keflavik (KEF) in January 2027 (see full year).

Return flights

04 Jan - 12 Jan Icelandair direct
03 Jan - 11 Jan British Airways

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

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