Cheapest return flights from New York to Keflavik in May from 407€

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

Return flights

12 May - 19 May Air France
16 May - 24 May Delta direct
12 May - 19 May Icelandair direct
01 May - 09 May Icelandair direct
22 May - 31 May Icelandair direct
02 May - 09 May Icelandair direct
07 May - 10 May Icelandair direct
07 May - 30 May Icelandair direct
27 May - 03 Jun Icelandair direct
25 May - 08 Jun Icelandair direct
31 May - 08 Jun Icelandair direct
28 May - 11 Jun Icelandair direct
23 May - 13 Jun Icelandair direct
26 May - 31 May Icelandair direct
19 May - 24 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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