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

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

Return flights

22 Aug - 01 Sep Icelandair direct
23 Aug - 28 Aug Delta direct
31 Aug - 07 Sep Virgin Atlantic
17 Aug - 26 Aug Air France
24 Aug - 15 Sep Air France direct
29 Aug - 15 Sep Air France direct
25 Aug - 30 Aug Air France
31 Aug - 07 Sep Icelandair direct
17 Aug - 24 Aug Air Canada
25 Aug - 30 Aug Icelandair direct
17 Aug - 24 Aug Virgin Atlantic direct
20 Aug - 30 Aug Finnair
17 Aug - 26 Aug Delta direct
12 Aug - 19 Aug Finnair
16 Aug - 23 Aug Finnair
13 Aug - 07 Sep Icelandair direct

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

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