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

Return flights

01 Feb - 10 Feb	Finnair
24 Feb - 04 Mar	Finnair
25 Feb - 05 Mar	Finnair
07 Feb - 14 Feb	Finnair
10 Feb - 17 Feb	Finnair
14 Feb - 28 Feb	Finnair
08 Feb - 15 Feb	Finnair
25 Feb - 04 Mar	Finnair
24 Feb - 04 Mar	Icelandair	direct
04 Feb - 11 Feb	Icelandair	direct
10 Feb - 17 Feb	Icelandair	direct
11 Feb - 18 Feb	Icelandair	direct
01 Feb - 10 Feb	Icelandair	direct
25 Feb - 05 Mar	Icelandair	direct
20 Feb - 28 Feb	SWISS
25 Feb - 04 Mar	Icelandair	direct
25 Feb - 01 Mar	Icelandair	direct

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

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 New York to Keflavik in February from $407

Return flights