Cheapest return flights from New York to Keflavik in May from 420€

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

Return flights

08 May - 16 May Finnair
16 May - 23 May Air France
22 May - 31 May Icelandair direct
01 May - 10 May Icelandair direct
03 May - 10 May Icelandair direct
19 May - 13 Jun Icelandair direct
08 May - 16 May Icelandair direct
27 May - 05 Jun 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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