Cheapest return flights from Chicago to Keflavik in September from $442

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 September 2024 (see full year).

Return flights

26 Sep - 29 Sep Spirit Airlines
24 Sep - 01 Oct Spirit Airlines
20 Sep - 24 Sep Spirit Airlines
19 Sep - 28 Sep Spirit Airlines
27 Sep - 03 Oct Spirit Airlines
23 Sep - 30 Sep Spirit Airlines
03 Sep - 10 Sep Spirit Airlines
13 Sep - 20 Sep Spirit Airlines
14 Sep - 21 Sep Spirit Airlines
11 Sep - 23 Sep Spirit Airlines
03 Sep - 07 Sep Spirit Airlines
11 Sep - 23 Sep United direct
24 Sep - 01 Oct Icelandair direct
27 Sep - 03 Oct Icelandair direct

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

Skyscanner

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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