Cheapest one-way flights from Chicago to Calgary in October from 53€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Calgary (YYC) in October 2025 (see full year).

One-Way flights

30 Oct WestJet direct
31 Oct WestJet direct
23 Oct WestJet direct
26 Oct WestJet direct
24 Oct WestJet direct
19 Oct United direct
21 Oct United direct
18 Oct Air Canada
27 Oct Frontier Airlines
18 Oct United direct

Also check the deals for return flights from Chicago to Calgary in October.

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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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