Cheapest return flights from Chicago to Keflavik in January from $720

Best time to book flights for Chicago (MDW) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Chicago (MDW) to Keflavik (KEF) in January 2025 (see full year).

Return flights

10 Jan - 17 Jan Frontier Airlines
05 Jan - 19 Jan Allegiant Air
16 Jan - 19 Jan Porter Airlines (Canada) Ltd
04 Jan - 11 Jan Porter Airlines (Canada) Ltd
02 Jan - 05 Jan Porter Airlines (Canada) Ltd

Also check the deals for one-way 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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