Cheapest return flights from Chicago to Keflavik in January from $450

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

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

Return flights

28 Jan - 04 Feb Frontier Airlines
23 Jan - 30 Jan Spirit Airlines
30 Jan - 07 Feb Spirit Airlines
31 Jan - 02 Feb Spirit Airlines
29 Jan - 06 Feb Frontier Airlines
23 Jan - 31 Jan Spirit Airlines
27 Jan - 03 Feb Spirit Airlines
28 Jan - 01 Feb Frontier Airlines
25 Jan - 01 Feb Spirit Airlines
27 Jan - 05 Feb Spirit Airlines
22 Jan - 30 Jan Frontier Airlines
24 Jan - 01 Feb Spirit Airlines
23 Jan - 29 Jan Spirit Airlines
23 Jan - 26 Jan Spirit Airlines
27 Jan - 02 Feb Spirit Airlines
20 Jan - 28 Jan Spirit Airlines
24 Jan - 28 Jan Spirit Airlines
20 Jan - 27 Jan Spirit Airlines
17 Jan - 24 Jan Spirit Airlines
24 Jan - 29 Jan Frontier Airlines

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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