Cheapest return flights from Newark to Keflavik in January from 261€

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

Return flights

02 Jan - 15 Jan Icelandair direct
07 Jan - 14 Jan Icelandair direct
24 Jan - 31 Jan United
09 Jan - 23 Jan British Airways
30 Jan - 13 Feb British Airways
19 Jan - 23 Jan United
02 Jan - 08 Jan United

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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