Cheapest one-way flights from New York to Keflavik in August from $249

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 August 2025 (see full year).

One-Way flights

31 Aug jetBlue
25 Aug Norse Atlantic Airways
27 Aug Norse Atlantic Airways
20 Aug Icelandair direct
24 Aug jetBlue
06 Aug WestJet
06 Aug Icelandair direct
25 Aug Icelandair direct
28 Aug Icelandair direct
27 Aug Icelandair direct

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

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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