Cheapest return flights from New York to Keflavik in August from 414€

Best time to book flights for New York (JFK) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from New York (JFK) to Keflavik (KEF) in August 2025 (see full year).

Return flights

21 Aug - 02 Sep Icelandair direct
25 Aug - 02 Sep Icelandair direct
24 Aug - 04 Sep Icelandair direct
21 Aug - 27 Aug Icelandair direct
26 Aug - 01 Sep Icelandair direct
28 Aug - 01 Sep Icelandair direct
28 Aug - 06 Sep Icelandair direct
17 Aug - 21 Aug Icelandair direct
03 Aug - 14 Aug Icelandair direct
21 Aug - 25 Aug Icelandair direct
21 Aug - 30 Aug Icelandair direct
01 Aug - 04 Sep Icelandair direct
10 Aug - 23 Aug Icelandair direct
07 Aug - 11 Aug Icelandair direct
20 Aug - 26 Aug Icelandair direct
01 Aug - 12 Aug Icelandair direct
15 Aug - 23 Aug Icelandair direct
28 Aug - 05 Sep British Airways
29 Aug - 01 Sep British Airways

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

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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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