Cheapest one-way flights from Newark to Keflavik in April from $235

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 April 2025 (see full year).

One-Way flights

09 Apr Spirit Airlines
29 Apr Spirit Airlines
01 Apr Spirit Airlines
30 Apr Spirit Airlines
07 Apr Spirit Airlines
06 Apr Spirit Airlines
26 Apr Spirit Airlines
25 Apr Spirit Airlines
10 Apr Spirit Airlines
05 Apr Icelandair direct

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

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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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