Cheapest return flights from Chicago (ORD) to Toronto (YTZ), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
16 Dec 12 Jan Porter Airlines (Canada) Ltd
Direct Flight
02 Dec 16 Dec Porter Airlines (Canada) Ltd
Direct Flight
02 Dec 08 Dec Porter Airlines (Canada) Ltd
Direct Flight
02 Dec 11 Dec Porter Airlines (Canada) Ltd
Direct Flight
02 Dec 04 Dec Porter Airlines (Canada) Ltd
Direct Flight
02 Dec 05 Dec Porter Airlines (Canada) Ltd
Direct Flight
02 Dec 10 Dec Porter Airlines (Canada) Ltd
Direct Flight
07 Dec 16 Dec Porter Airlines (Canada) Ltd
Direct Flight
07 Dec 08 Dec Porter Airlines (Canada) Ltd
Direct Flight
07 Dec 11 Dec Porter Airlines (Canada) Ltd
Direct Flight
07 Dec 10 Dec Porter Airlines (Canada) Ltd
Direct Flight
13 Dec 02 Jan Porter Airlines (Canada) Ltd
Direct Flight
13 Dec 03 Jan Porter Airlines (Canada) Ltd
Direct Flight
19 Dec 08 Jan Porter Airlines (Canada) Ltd
Direct Flight
29 Dec 03 Jan Porter Airlines (Canada) Ltd
Direct Flight
13 Dec 01 Jan Porter Airlines (Canada) Ltd
Direct Flight
16 Dec 01 Jan Porter Airlines (Canada) Ltd
Direct Flight
14 Dec 01 Jan Porter Airlines (Canada) Ltd
Direct Flight
30 Dec 03 Jan Porter Airlines (Canada) Ltd
Direct Flight
16 Dec 06 Jan Porter Airlines (Canada) Ltd
Direct Flight
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deals for one-way flights from Chicago to Toronto in December.

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Updated Aug 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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