Cheapest return flights from Newark to Keflavik in March from 330€

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 March 2025 (see full year).

Return flights

04 Mar - 11 Mar Spirit Airlines
03 Mar - 10 Mar Spirit Airlines
03 Mar - 11 Mar Spirit Airlines
05 Mar - 12 Mar Spirit Airlines
10 Mar - 19 Mar Icelandair direct
05 Mar - 11 Mar Spirit Airlines
12 Mar - 19 Mar Spirit Airlines
05 Mar - 10 Mar Spirit Airlines
24 Mar - 02 Apr Icelandair direct
04 Mar - 11 Mar Icelandair direct
02 Mar - 07 Mar Spirit Airlines
29 Mar - 07 Apr Icelandair direct
23 Mar - 01 Apr Icelandair direct
29 Mar - 04 Apr Spirit Airlines
29 Mar - 06 Apr Icelandair direct
30 Mar - 05 Apr Spirit Airlines
29 Mar - 04 Apr Icelandair direct
28 Mar - 05 Apr Spirit Airlines
28 Mar - 05 Apr Icelandair direct
31 Mar - 11 Apr Lufthansa

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

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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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