Cheapest one-way flights from New York to Keflavik in October from $210

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

One-Way flights

07 Oct Norse Atlantic Airways (UK)
06 Oct Norse Atlantic Airways (UK)
13 Oct Norse Atlantic Airways (UK)
20 Oct Frontier Airlines
14 Oct Norse Atlantic Airways (UK)
08 Oct Norse Atlantic Airways (UK)
21 Oct Norse Atlantic Airways (UK)
18 Oct Frontier Airlines
10 Oct Norse Atlantic Airways (UK)
23 Oct Frontier Airlines

Also check the deals for return 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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