Cheapest return flights from Chicago to Toronto in May from 308€

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

Return flights

19 May - 21 May WestJet
19 May - 21 May United direct

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

Skyscanner

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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