Cheapest return NYC–KEF flights, June

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

Return flights

01 Jun - 10 Jun Air France direct
03 Jun - 09 Jun KLM
01 Jun - 07 Jun Air France
07 Jun - 15 Jun Air France direct
07 Jun - 11 Jun Delta
07 Jun - 11 Jun Air France direct
02 Jun - 07 Jun Air France
05 Jun - 09 Jun Icelandair direct
03 Jun - 09 Jun Icelandair direct
01 Jun - 07 Jun Icelandair direct
29 Jun - 07 Jul United direct
30 Jun - 06 Jul United
28 Jun - 09 Jul Air Canada
27 Jun - 03 Jul United
29 Jun - 05 Jul Air Canada
24 Jun - 02 Jul Icelandair direct
30 Jun - 06 Jul Icelandair direct
20 Jun - 04 Jul United
19 Jun - 04 Jul Air Canada
28 Jun - 04 Jul Air Canada

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

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