Cheapest one-way flights from Washington to Toronto in March from $75

AirHint found the following cheapest one-way flights from Washington (IAD) to Toronto (YTZ) in March 2026 (see full year).

One-Way flights

06 Mar Porter Airlines (Canada) Ltd direct
14 Mar Porter Airlines (Canada) Ltd direct
08 Mar Porter Airlines (Canada) Ltd direct
12 Mar Porter Airlines (Canada) Ltd direct
13 Mar Porter Airlines (Canada) Ltd direct
15 Mar Porter Airlines (Canada) Ltd direct
20 Mar Porter Airlines (Canada) Ltd direct
22 Mar Porter Airlines (Canada) Ltd direct
19 Mar Porter Airlines (Canada) Ltd direct
25 Mar Air Canada

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

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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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