Cheapest return flights from New York to Keflavik in August from $422

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

Return flights

10 Aug - 18 Aug Finnair
10 Aug - 16 Aug Finnair
10 Aug - 17 Aug Finnair
03 Aug - 10 Aug Icelandair direct
28 Aug - 06 Sep Finnair
01 Aug - 15 Aug Air Canada
03 Aug - 09 Aug Icelandair direct
26 Aug - 29 Aug Scandinavian Airlines
25 Aug - 28 Aug Scandinavian Airlines
11 Aug - 15 Aug Air Canada
01 Aug - 16 Aug Finnair

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

Skyscanner

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.

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