Cheapest return flights from Chicago to Keflavik in April from 498€

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 April 2025 (see full year).

Return flights

07 Apr - 15 Apr Frontier Airlines
08 Apr - 16 Apr Air France
15 Apr - 23 Apr Air France
16 Apr - 24 Apr Air France
14 Apr - 22 Apr Air France
22 Apr - 30 Apr Air France
25 Apr - 03 May Air France
24 Apr - 02 May Air France
28 Apr - 06 May Air France
23 Apr - 01 May Air France
16 Apr - 30 Apr KLM
05 Apr - 13 Apr Air France
09 Apr - 17 Apr Air France
29 Apr - 07 May Air France
01 Apr - 09 Apr Frontier Airlines
27 Apr - 05 May Air France

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

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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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