Cheapest one-way NYC–KEF flights, September

AirHint found the following cheapest one-way flights from New York (NYC) to Keflavik (KEF) in September 2026 (see full year).

One-Way flights

18 Sep Icelandair direct
14 Sep Air France direct
09 Sep Air France direct
24 Sep Air France direct
23 Sep Air France direct

Also check the deals for return flights from New York to Keflavik in September.

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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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