Cheapest return NYC–KEF flights, May

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

Return flights

13 May - 19 May Icelandair direct
12 May - 19 May Icelandair direct
09 May - 14 May Delta direct
07 May - 22 May Delta direct
07 May - 13 May Air France direct
04 May - 08 May Icelandair direct
18 May - 23 May Air France direct
03 May - 07 May KLM direct
17 May - 26 May Air France direct
13 May - 17 May Air France direct
29 May - 03 Jun Air France direct
24 May - 01 Jun Delta direct
28 May - 06 Jun Air France direct
27 May - 05 Jun Air France direct
30 May - 04 Jun Icelandair direct
24 May - 10 Jun Delta direct
29 May - 06 Jun Delta direct
31 May - 05 Jun Icelandair direct
28 May - 02 Jun Icelandair direct
21 May - 04 Jun United

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

Powered by

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.