Cheapest return flights from Montreal to Chicago in August from 290€

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

Return flights

08 Aug - 15 Aug Air Canada direct
15 Aug - 22 Aug Air Canada direct
18 Aug - 25 Aug Air Canada direct
22 Aug - 29 Aug Air Canada direct
25 Aug - 01 Sep Air Canada direct
11 Aug - 18 Aug Air Canada direct
29 Aug - 05 Sep Air Canada direct
12 Aug - 19 Aug Air Canada direct
30 Aug - 06 Sep WestJet
05 Aug - 12 Aug Air Canada direct
19 Aug - 26 Aug Air Canada direct
01 Aug - 08 Aug Air Canada direct
04 Aug - 11 Aug Air Canada direct
26 Aug - 02 Sep WestJet
28 Aug - 04 Sep WestJet
31 Aug - 07 Sep WestJet
26 Aug - 02 Sep Air Canada direct
30 Aug - 06 Sep Air Canada direct
27 Aug - 03 Sep Air Canada direct
31 Aug - 07 Sep Air Canada direct

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

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