Cheapest one-way flights from Chicago to Keflavik in January from 221€

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

One-Way flights

19 Jan Frontier Airlines
21 Jan Spirit Airlines
02 Jan Icelandair direct
03 Jan Icelandair direct
08 Jan Spirit Airlines
21 Jan Icelandair direct
19 Jan Icelandair direct
08 Jan Icelandair direct
31 Jan Icelandair direct

Also check the deals for return flights from Chicago 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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