Cheapest return flights from Newark to Keflavik in October from 479€

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

05 Oct - 12 Oct Icelandair direct
11 Oct - 20 Oct Icelandair direct
08 Oct - 15 Oct Icelandair direct
21 Oct - 26 Oct Icelandair direct
03 Oct - 13 Oct Icelandair direct
02 Oct - 08 Oct Icelandair direct
23 Oct - 10 Nov Icelandair direct
29 Oct - 04 Nov Lufthansa
08 Oct - 16 Oct British Airways
26 Oct - 01 Nov SWISS
17 Oct - 02 Nov British Airways

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

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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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