Cheapest return flights from New York to Keflavik in March from $680

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

Return flights

10 Mar - 17 Mar Scandinavian Airlines
02 Mar - 10 Mar Scandinavian Airlines
22 Mar - 27 Mar Porter Airlines (Canada) Ltd
23 Mar - 27 Mar Porter Airlines (Canada) Ltd
07 Mar - 15 Mar Scandinavian Airlines
09 Mar - 17 Mar Scandinavian Airlines
09 Mar - 16 Mar Scandinavian Airlines
05 Mar - 13 Mar Scandinavian Airlines
01 Mar - 09 Mar Scandinavian Airlines
08 Mar - 16 Mar Scandinavian Airlines

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

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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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