Cheapest return flights from New York to Keflavik in March from $516

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

Return flights

23 Mar - 31 Mar Finnair
30 Mar - 05 Apr Finnair
20 Mar - 24 Mar Scandinavian Airlines
28 Mar - 05 Apr Finnair
20 Mar - 23 Mar Scandinavian Airlines
25 Mar - 02 Apr Finnair
22 Mar - 30 Mar Scandinavian Airlines
30 Mar - 03 Apr Virgin Atlantic
24 Mar - 30 Mar Icelandair direct
10 Mar - 18 Mar British Airways
24 Mar - 29 Mar Finnair
22 Mar - 29 Mar Finnair
20 Mar - 25 Mar Finnair
16 Mar - 25 Mar Finnair
28 Mar - 02 Apr Finnair
31 Mar - 05 Apr Finnair
30 Mar - 04 Apr Icelandair
25 Mar - 01 Apr British Airways
28 Mar - 01 Apr Finnair
30 Mar - 03 Apr Air France direct

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

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