Cheapest return flights from Newark to Keflavik in April from 366€

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

AirHint found the following cheapest return flights from Newark (EWR) to Keflavik (KEF) in April 2025 (see full year).

Return flights

08 Apr - 15 Apr Spirit Airlines
05 Apr - 09 Apr Spirit Airlines
05 Apr - 09 Apr Icelandair direct
15 Apr - 22 Apr Spirit Airlines
07 Apr - 14 Apr Spirit Airlines
09 Apr - 14 Apr Spirit Airlines
22 Apr - 27 Apr Icelandair direct
04 Apr - 08 Apr Icelandair direct
28 Apr - 05 May Icelandair direct
24 Apr - 28 Apr Icelandair direct
25 Apr - 02 May Icelandair direct
24 Apr - 01 May Icelandair direct
10 Apr - 15 Apr Spirit Airlines
25 Apr - 07 May Icelandair direct
23 Apr - 09 May Icelandair direct
30 Apr - 03 May Lufthansa

Also check the deals for one-way 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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