Cheapest return flights from New York to Keflavik in June from $340

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

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

Return flights

08 Jun - 16 Jun Fly Play direct
12 Jun - 16 Jun Fly Play direct
07 Jun - 14 Jun Fly Play direct
08 Jun - 18 Jun Fly Play direct
08 Jun - 13 Jun Fly Play direct
11 Jun - 18 Jun Fly Play direct
16 Jun - 20 Jun Fly Play direct
05 Jun - 12 Jun Fly Play direct
05 Jun - 10 Jun Fly Play direct
06 Jun - 10 Jun Fly Play direct
29 Jun - 04 Jul Fly Play direct
24 Jun - 06 Jul Fly Play direct
27 Jun - 04 Jul Fly Play direct
29 Jun - 05 Jul Icelandair direct
28 Jun - 06 Jul Fly Play direct
28 Jun - 05 Jul Fly Play direct
27 Jun - 05 Jul Fly Play direct

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

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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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