Cheapest return flights from New York to Keflavik in September from 339€

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

Return flights

26 Sep - 06 Oct Air Canada
26 Sep - 07 Oct Virgin Atlantic direct
30 Sep - 06 Oct Air Canada
11 Sep - 25 Sep Finnair
24 Sep - 04 Oct Finnair
26 Sep - 06 Oct Icelandair direct
30 Sep - 06 Oct Icelandair direct
11 Sep - 25 Sep Icelandair direct
28 Sep - 07 Oct Finnair
28 Sep - 07 Oct Icelandair direct
24 Sep - 04 Oct Icelandair direct

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

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