AirHint found the following cheapest return flights from Quebec (YQB) to Chicago (ORD) in August 2025 (see full year).

Return flights

28 Aug - 31 Aug	United	direct
28 Aug - 16 Sep	United	direct
25 Aug - 31 Aug	United
28 Aug - 03 Sep	United	direct
29 Aug - 03 Sep	United
28 Aug - 01 Sep	United	direct
26 Aug - 02 Sep	United
26 Aug - 09 Sep	United
29 Aug - 03 Sep	Air Canada	direct
23 Aug - 28 Aug	United	direct
18 Aug - 22 Aug	Air Canada	direct

Also check the deals for one-way flights from Quebec 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 Quebec to Chicago in August from 216€

Return flights