Cheapest return flights from Washington (IAD) to Toronto (YTZ), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
31 Dec 02 Jan Air Canada
Direct Flight
27 Dec 02 Jan Air Canada
Direct Flight
07 Dec 20 Dec Porter Airlines (Canada) Ltd
Direct Flight
28 Dec 04 Jan Air Canada
Direct Flight
14 Dec 20 Dec Porter Airlines (Canada) Ltd
Direct Flight
28 Dec 07 Jan Porter Airlines (Canada) Ltd
Direct Flight
28 Dec 06 Jan Porter Airlines (Canada) Ltd
Direct Flight
28 Dec 08 Jan Porter Airlines (Canada) Ltd
Direct Flight
14 Dec 04 Jan Porter Airlines (Canada) Ltd
Direct Flight
14 Dec 02 Jan Porter Airlines (Canada) Ltd
Direct Flight
31 Dec 07 Jan Porter Airlines (Canada) Ltd
Direct Flight
31 Dec 06 Jan Porter Airlines (Canada) Ltd
Direct Flight
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deals for one-way flights from Washington to Toronto in December.

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Updated Jun 21, 2026.

About these fares

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