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

Return flights

30 Dec - 18 Jan	Delta
09 Dec - 15 Dec	Frontier Airlines
09 Dec - 23 Dec	Delta
25 Dec - 12 Jan	Frontier Airlines
31 Dec - 10 Jan	Air France
31 Dec - 07 Jan	Delta
26 Dec - 12 Jan	Frontier Airlines
30 Dec - 07 Jan	Delta
07 Dec - 31 Dec	Frontier Airlines
13 Dec - 29 Dec	Frontier Airlines
16 Dec - 29 Dec	Delta
20 Dec - 10 Jan	Frontier Airlines
21 Dec - 18 Jan	Frontier Airlines
24 Dec - 31 Dec	Frontier Airlines
23 Dec - 31 Dec	Frontier Airlines
14 Dec - 29 Dec	Frontier Airlines
18 Dec - 30 Dec	Frontier Airlines
24 Dec - 03 Jan	Frontier Airlines
21 Dec - 30 Dec	Frontier Airlines
19 Dec - 07 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 584€

Return flights