Cheapest return flights from Newark to Keflavik in October from $490

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 October 2025 (see full year).

Return flights

01 Oct - 11 Oct Icelandair direct
04 Oct - 09 Oct Icelandair direct
04 Oct - 15 Oct Icelandair direct
14 Oct - 04 Nov Icelandair direct
15 Oct - 22 Oct Icelandair direct
12 Oct - 31 Oct Icelandair direct
25 Oct - 31 Oct Icelandair direct
27 Oct - 06 Nov Lufthansa
15 Oct - 25 Oct British Airways

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

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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