Cheapest return flights from Washington to Toronto in March from $189

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

Return flights

12 Mar - 16 Mar Porter Airlines (Canada) Ltd direct
19 Mar - 22 Mar Porter Airlines (Canada) Ltd direct
06 Mar - 08 Mar Porter Airlines (Canada) Ltd direct
08 Mar - 19 Mar Porter Airlines (Canada) Ltd direct
08 Mar - 16 Mar Porter Airlines (Canada) Ltd direct
08 Mar - 18 Mar Porter Airlines (Canada) Ltd direct
08 Mar - 22 Mar Porter Airlines (Canada) Ltd direct
12 Mar - 19 Mar Porter Airlines (Canada) Ltd direct
12 Mar - 18 Mar Porter Airlines (Canada) Ltd direct
06 Mar - 19 Mar Porter Airlines (Canada) Ltd direct
12 Mar - 01 Apr Porter Airlines (Canada) Ltd direct
22 Mar - 01 Apr Porter Airlines (Canada) Ltd direct
22 Mar - 05 Apr Porter Airlines (Canada) Ltd direct
22 Mar - 09 Apr Porter Airlines (Canada) Ltd direct
19 Mar - 01 Apr Porter Airlines (Canada) Ltd direct
19 Mar - 05 Apr Porter Airlines (Canada) Ltd direct
19 Mar - 09 Apr Porter Airlines (Canada) Ltd direct

Also check the deals for one-way flights from Washington to Toronto in March.

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