AirHint found the following cheapest one-way flights from Calgary (YYC) to Chicago (ORD) in March 2026 (see full year).
One-Way flights
| 16 Mar | WestJet | direct | |
| 13 Mar | WestJet | direct | |
| 12 Mar | Air Canada | ||
| 09 Mar | Air Canada | ||
| 11 Mar | Air Canada | ||
| 09 Mar | WestJet | direct | |
| 05 Mar | Delta | ||
| 23 Mar | WestJet | direct | |
| 08 Mar | WestJet | ||
| 15 Mar | WestJet |
Also check the deals for return flights from Calgary to Chicago in March.
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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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