Cheapest return flights from Newark to Keflavik in September from $375

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 September 2024 (see full year).

Return flights

26 Sep - 03 Oct Air Canada
16 Sep - 23 Sep United direct
06 Sep - 13 Sep United direct
13 Sep - 22 Sep Air Canada
12 Sep - 23 Sep United direct
05 Sep - 09 Sep United direct
06 Sep - 14 Sep United direct
20 Sep - 23 Sep United direct
12 Sep - 19 Sep United direct
17 Sep - 24 Sep United direct
05 Sep - 10 Sep United direct
25 Sep - 02 Oct Scandinavian Airlines
25 Sep - 02 Oct Icelandair direct
25 Sep - 04 Oct Icelandair direct
26 Sep - 03 Oct Icelandair direct
22 Sep - 04 Oct Icelandair direct
27 Sep - 02 Oct Icelandair direct

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

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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