Cheapest return flights from Newark to Keflavik in October from $406

AirHint found the following cheapest return flights from Newark (EWR) to Keflavik (KEF) in October 2026 (see full year).

Return flights

08 Oct - 16 Oct Air Canada
13 Oct - 23 Oct Air Canada
08 Oct - 12 Oct Air Canada
10 Oct - 17 Oct Air Canada
11 Oct - 18 Oct Air Canada
11 Oct - 18 Oct Icelandair direct
05 Oct - 13 Oct Scandinavian Airlines
08 Oct - 16 Oct Icelandair direct
08 Oct - 12 Oct Icelandair direct
10 Oct - 17 Oct Icelandair direct
30 Oct - 15 Nov Icelandair direct

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

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