Cheapest return flights from New York to Keflavik in October from $433

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

Return flights

26 Oct - 02 Nov Finnair
07 Oct - 14 Oct Finnair
21 Oct - 28 Oct Finnair
22 Oct - 29 Oct Finnair
21 Oct - 28 Oct Icelandair direct
11 Oct - 18 Oct Finnair
26 Oct - 02 Nov Icelandair direct
22 Oct - 29 Oct Icelandair direct
23 Oct - 30 Oct Icelandair direct
24 Oct - 31 Oct Icelandair direct
25 Oct - 01 Nov Icelandair direct
07 Oct - 14 Oct Icelandair direct
11 Oct - 18 Oct Icelandair direct
31 Oct - 08 Nov Icelandair direct

Also check the deals for one-way flights from New York 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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