Cheapest one-way flights from Washington to Toronto in March from $84

Best time to book flights for Washington (IAD) to Toronto (YYZ) flights at AirHint

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

One-Way flights

26 Mar Frontier Airlines
31 Mar Frontier Airlines
19 Mar Frontier Airlines
26 Mar Air Canada direct
29 Mar Air Canada direct
31 Mar Air Canada direct
30 Mar Air Canada direct
20 Mar Frontier Airlines
20 Mar Air Canada direct
18 Mar Frontier Airlines

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

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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