AirHint found the following cheapest return flights from Warsaw (WAW) to Chicago (ORD) in October 2025 (see full year).

Return flights

29 Oct - 06 Nov	Scandinavian Airlines
29 Oct - 05 Nov	Scandinavian Airlines
29 Oct - 08 Nov	Scandinavian Airlines
20 Oct - 26 Oct	Lufthansa
08 Oct - 23 Oct	Air Canada
06 Oct - 12 Oct	Lufthansa
02 Oct - 06 Oct	Lufthansa
02 Oct - 29 Nov	Lufthansa
02 Oct - 30 Nov	Lufthansa
06 Oct - 12 Nov	Lufthansa
20 Oct - 27 Oct	Lufthansa
15 Oct - 21 Oct	Lufthansa
14 Oct - 21 Oct	Lufthansa
13 Oct - 27 Oct	Lufthansa
15 Oct - 27 Oct	Lufthansa
06 Oct - 27 Oct	Lufthansa
30 Oct - 02 Nov	Lufthansa
30 Oct - 11 Nov	Lufthansa
21 Oct - 14 Nov	Lufthansa
25 Oct - 02 Nov	United

Also check the deals for one-way flights from Warsaw to Chicago 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 Warsaw to Chicago in October from $454

Return flights