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

Return flights

25 Apr - 02 May	Icelandair	direct
01 Apr - 04 May	Icelandair	direct
13 Apr - 29 Apr	Icelandair	direct
30 Apr - 04 May	Icelandair	direct
22 Apr - 28 Apr	Icelandair	direct
09 Apr - 18 Apr	Icelandair	direct
07 Apr - 15 Apr	Icelandair	direct
01 Apr - 15 Apr	Icelandair	direct
17 Apr - 19 Apr	Icelandair	direct
12 Apr - 24 Apr	Icelandair	direct

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

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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Cheapest return flights from Keflavik to New York in April from 449€

Return flights