Cheapest return flights from New York to Keflavik in May from $467

AirHint found the following cheapest return flights from New York (NYC) to Keflavik (KEF) in May 2026 (see full year).

Return flights

09 May - 17 May Air France
08 May - 15 May Lufthansa
23 May - 13 Jun Icelandair direct
08 May - 15 May Icelandair direct
25 May - 20 Jun Icelandair direct
29 May - 07 Jun Icelandair direct
01 May - 04 May Scandinavian Airlines
15 May - 19 May Icelandair direct
01 May - 04 May Icelandair direct
06 May - 13 May Icelandair direct
30 May - 13 Jun Icelandair direct
20 May - 24 May Icelandair direct
22 May - 29 May Icelandair direct
23 May - 30 May Icelandair direct

Also check the deals for one-way flights from New York to Keflavik in May.

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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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