Cheapest return flights from Montreal to Chicago in July from $273

AirHint found the following cheapest return flights from Montreal (YUL) to Chicago (ORD) in July 2025 (see full year).

Return flights

24 Jul - 28 Jul American Airlines
09 Jul - 16 Jul Delta
01 Jul - 08 Jul Delta
04 Jul - 06 Jul Delta
02 Jul - 04 Jul Delta
15 Jul - 16 Jul Delta
17 Jul - 21 Jul Delta
12 Jul - 19 Jul WestJet
04 Jul - 08 Jul Air Canada
18 Jul - 20 Jul Delta
25 Jul - 01 Aug Delta
30 Jul - 04 Aug Delta
01 Jul - 14 Aug Air Canada direct
31 Jul - 04 Aug Delta
31 Jul - 14 Aug Delta
31 Jul - 14 Aug United direct
30 Jul - 06 Aug United direct
25 Jul - 01 Aug Air Canada direct
30 Jul - 04 Aug United direct
31 Jul - 07 Aug Air Canada direct

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

Skyscanner

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.

Book a cheap hotel in Chicago

Cheap car rent in Chicago

Feel free to contact us with any feedback or request another flight research.