Cheapest return flights from Montreal to Chicago in March from $187

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

Return flights

22 Mar - 29 Mar United direct
24 Mar - 31 Mar United direct
10 Mar - 17 Mar United
11 Mar - 18 Mar United
31 Mar - 07 Apr United direct
25 Mar - 01 Apr United
23 Mar - 30 Mar United
06 Mar - 13 Mar United
18 Mar - 25 Mar United
21 Mar - 28 Mar United
27 Mar - 03 Apr United direct
19 Mar - 26 Mar United
09 Mar - 16 Mar United
26 Mar - 02 Apr United
25 Mar - 01 Apr Porter Airlines (Canada) Ltd direct
26 Mar - 02 Apr Porter Airlines (Canada) Ltd direct
29 Mar - 05 Apr Porter Airlines (Canada) Ltd direct
28 Mar - 04 Apr Air Canada direct
30 Mar - 06 Apr WestJet
30 Mar - 06 Apr Air Canada direct

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

Powered by

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.