Cheapest one-way flights from Chicago to Keflavik in January from 272€

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

One-Way flights

31 Jan Spirit Airlines
30 Jan Spirit Airlines
29 Jan Spirit Airlines
18 Jan TAP
17 Jan Spirit Airlines
19 Jan SWISS
20 Jan Lufthansa
20 Jan Icelandair direct
19 Jan Icelandair direct
29 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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