Cheapest one-way flights from Newark to Keflavik in March from $244

Best time to book flights for Newark (EWR) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Newark (EWR) to Keflavik (KEF) in March 2025 (see full year).

One-Way flights

12 Mar FrenchBee
05 Mar Spirit Airlines
18 Mar Spirit Airlines
16 Mar Icelandair direct
18 Mar Icelandair direct
31 Mar Icelandair direct
12 Mar Icelandair direct
26 Mar Icelandair direct
27 Mar Icelandair direct
23 Mar SWISS

Also check the deals for return flights from Newark to Keflavik in March.

Skyscanner

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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