Cheapest return flights from New York to Keflavik in March from 349€

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

Return flights

12 Mar - 26 Mar Finnair
03 Mar - 10 Mar Icelandair direct
16 Mar - 22 Mar British Airways
15 Mar - 30 Mar Icelandair direct
23 Mar - 30 Mar Icelandair direct
13 Mar - 20 Mar Icelandair direct
16 Mar - 22 Mar Icelandair direct
12 Mar - 26 Mar Icelandair direct
29 Mar - 04 Apr Virgin Atlantic direct
07 Mar - 13 Mar Finnair

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

Skyscanner

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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