Cheapest return flights from New York to Keflavik in October from $369

Best time to book flights for New York (JFK) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from New York (JFK) to Keflavik (KEF) in October 2025 (see full year).

Return flights

29 Oct - 04 Nov Icelandair direct
05 Oct - 15 Oct Icelandair direct
08 Oct - 16 Oct Icelandair direct
02 Oct - 08 Oct Icelandair direct
22 Oct - 29 Oct Icelandair direct
02 Oct - 09 Oct Icelandair direct
09 Oct - 14 Oct Icelandair direct
21 Oct - 28 Oct Icelandair direct
15 Oct - 19 Oct Icelandair direct
07 Oct - 15 Oct Icelandair direct
15 Oct - 23 Oct Icelandair direct
27 Oct - 04 Nov Icelandair direct
29 Oct - 06 Nov Icelandair direct
29 Oct - 11 Nov Icelandair direct
25 Oct - 02 Nov Icelandair direct
26 Oct - 03 Nov Icelandair direct
30 Oct - 07 Nov Icelandair direct
24 Oct - 01 Nov Icelandair direct
31 Oct - 07 Nov Icelandair direct
31 Oct - 08 Nov Icelandair direct

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