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

Return flights

14 Oct - 11 Nov	Delta
15 Oct - 11 Nov	Delta
12 Oct - 24 Oct	Delta
12 Oct - 16 Nov	Delta
15 Oct - 10 Nov	Delta
14 Oct - 10 Nov	Delta
15 Oct - 30 Oct	Delta
27 Oct - 04 Nov	Delta
23 Oct - 15 Nov	Delta
23 Oct - 16 Nov	Delta
21 Oct - 04 Nov	Delta
30 Oct - 10 Nov	Delta
03 Oct - 06 Oct	Frontier Airlines
21 Oct - 26 Oct	Frontier Airlines
04 Oct - 13 Oct	Delta
08 Oct - 16 Oct	Delta
10 Oct - 19 Oct	Frontier Airlines
23 Oct - 27 Oct	Frontier Airlines
11 Oct - 20 Oct	Delta
02 Oct - 17 Oct	Delta

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

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 October from $557

Return flights