Cheapest return flights from New York to Keflavik in August from $407

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

Return flights

26 Aug - 01 Sep Icelandair direct
19 Aug - 03 Sep Icelandair direct
26 Aug - 02 Sep Icelandair direct
29 Aug - 15 Sep Icelandair direct
23 Aug - 28 Aug Delta direct
22 Aug - 31 Aug Virgin Atlantic direct
26 Aug - 31 Aug Air France direct
23 Aug - 04 Sep Delta direct
25 Aug - 01 Sep Air France direct
24 Aug - 15 Sep Air France direct
17 Aug - 26 Aug KLM
28 Aug - 08 Sep Air France
19 Aug - 24 Aug Air Canada
20 Aug - 24 Aug Air Canada
20 Aug - 31 Aug Finnair
28 Aug - 08 Sep Icelandair direct
17 Aug - 23 Aug Finnair
11 Aug - 18 Aug Finnair
20 Aug - 31 Aug Air France direct
01 Aug - 02 Sep Finnair

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

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