Cheapest one-way flights from New York to Keflavik in January from 243€

AirHint found the following cheapest one-way flights from New York (LGA) to Keflavik (KEF) in January 2026 (see full year).

One-Way flights

18 Jan Spirit Airlines
27 Jan Air France
29 Jan Frontier Airlines
23 Jan KLM
16 Jan Lufthansa
31 Jan Air Canada
15 Jan Spirit Airlines
21 Jan Lufthansa
22 Jan Scandinavian Airlines
07 Jan Spirit Airlines

Also check the deals for return flights from New York to Keflavik in January.

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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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