Cheapest return flights from Chicago to Keflavik in January from 343€

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

Return flights

12 Jan - 21 Jan Icelandair direct
24 Jan - 28 Jan Icelandair direct
23 Jan - 27 Jan Icelandair direct
22 Jan - 25 Jan Icelandair direct
28 Jan - 03 Feb Icelandair direct
06 Jan - 31 Jan Icelandair direct
13 Jan - 18 Jan Icelandair direct
02 Jan - 21 Jan Icelandair direct
09 Jan - 12 Jan Frontier Airlines
06 Jan - 11 Jan Icelandair direct
08 Jan - 17 Jan Icelandair direct

Also check the deals for one-way flights from Chicago to Keflavik in January.

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