Cheapest return flights from Chicago to Toronto in August from $438

AirHint found the following cheapest return flights from Chicago (ORD) to Toronto (YTZ) in August 2026 (see full year).

Return flights

10 Aug - 15 Aug Air Canada direct
26 Aug - 28 Aug Air Canada direct
19 Aug - 30 Aug Air Canada direct
25 Aug - 28 Aug Air Canada direct

Also check the deals for one-way flights from Chicago to Toronto in August.

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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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