Cheapest one-way flights from Chicago to Toronto in March from $79

AirHint found the following cheapest one-way flights from Chicago (ORD) to Toronto (YYZ) in March 2026 (see full year).

One-Way flights

04 Mar Spirit Airlines
08 Mar American Airlines direct
17 Mar American Airlines direct
27 Mar American Airlines direct
10 Mar Air Canada direct
14 Mar Air Canada direct
07 Mar American Airlines direct
15 Mar Air Canada direct
04 Mar United direct
05 Mar Delta

Also check the deals for return flights from Chicago to Toronto 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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