AirHint found the following cheapest return flights from Chicago (MDW) to Krakow (KRK) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec	Delta
09 Dec - 15 Dec	Frontier Airlines
09 Dec - 23 Dec	Delta
25 Dec - 12 Jan	Frontier Airlines
31 Dec - 10 Jan	Air France
08 Dec - 30 Dec	Delta
08 Dec - 31 Dec	Air France
26 Dec - 12 Jan	Frontier Airlines
30 Dec - 07 Jan	Delta
07 Dec - 31 Dec	Frontier Airlines
21 Dec - 11 Jan	Frontier Airlines
13 Dec - 29 Dec	Frontier Airlines
20 Dec - 10 Jan	Frontier Airlines
11 Dec - 29 Dec	Frontier Airlines
21 Dec - 18 Jan	Frontier Airlines
24 Dec - 31 Dec	Frontier Airlines
23 Dec - 31 Dec	Frontier Airlines
08 Dec - 01 Jan	Delta
24 Dec - 03 Jan	Frontier Airlines
22 Dec - 02 Jan	Frontier Airlines

Also check the deals for one-way flights from Chicago to Krakow in December.

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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Cheapest return flights from Chicago to Krakow in December from $599

Return flights