AirHint found the following cheapest return flights from Warsaw (WAW) to Chicago (ORD) in August 2026 (see full year).

Return flights

20 Aug - 25 Aug	Lufthansa
28 Aug - 31 Aug	Lufthansa
25 Aug - 08 Sep	Lufthansa
17 Aug - 23 Aug	United
28 Aug - 18 Sep	Lufthansa
25 Aug - 01 Sep	Lufthansa
24 Aug - 30 Aug	United
23 Aug - 01 Sep	SWISS
12 Aug - 26 Aug	Air Canada
12 Aug - 19 Aug	SWISS
05 Aug - 19 Aug	SWISS
28 Aug - 31 Aug	LOT	direct
05 Aug - 14 Aug	SWISS
28 Aug - 18 Sep	LOT	direct
14 Aug - 31 Aug	Austrian Airlines
25 Aug - 08 Sep	LOT	direct
22 Aug - 05 Sep	LOT	direct
23 Aug - 01 Sep	LOT	direct

Also check the deals for one-way flights from Warsaw to Chicago in August.

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 August from $579

Return flights