Cheapest one-way flights from Washington to Toronto in December from 113€

AirHint found the following cheapest one-way flights from Washington (DCA) to Toronto (YYZ) in December 2025 (see full year).

One-Way flights

18 Dec Air Canada
26 Dec United
25 Dec United
27 Dec Air Canada direct
18 Dec Air Canada direct
25 Dec Air Canada direct
23 Dec Air Canada direct
29 Dec Air Canada direct
26 Dec Air Canada direct
19 Dec Air Canada

Also check the deals for return flights from Washington to Toronto in December.

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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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