Cheapest one-way flights from New York to Keflavik in May from $325

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

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

One-Way flights

18 May Icelandair direct
26 May Icelandair direct
31 May Icelandair direct
14 May Icelandair direct
28 May Icelandair direct
15 May Icelandair direct
19 May Icelandair direct
17 May Icelandair direct
27 May Icelandair direct
12 May jetBlue

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

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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