Cheapest return flights from Washington to Toronto in March from $318

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

Return flights

13 Mar - 15 Mar Porter Airlines (Canada) Ltd direct
08 Mar - 28 Mar Porter Airlines (Canada) Ltd direct
02 Mar - 06 Mar Porter Airlines (Canada) Ltd direct
02 Mar - 05 Mar Porter Airlines (Canada) Ltd direct
02 Mar - 15 Mar Porter Airlines (Canada) Ltd direct
13 Mar - 28 Mar Porter Airlines (Canada) Ltd direct
17 Mar - 28 Mar Porter Airlines (Canada) Ltd direct
07 Mar - 28 Mar Porter Airlines (Canada) Ltd direct
08 Mar - 15 Mar Porter Airlines (Canada) Ltd direct
13 Mar - 02 Apr Porter Airlines (Canada) Ltd direct
13 Mar - 03 Apr Porter Airlines (Canada) Ltd direct
17 Mar - 02 Apr Porter Airlines (Canada) Ltd direct
17 Mar - 03 Apr Porter Airlines (Canada) Ltd direct
30 Mar - 02 Apr Porter Airlines (Canada) Ltd direct
30 Mar - 03 Apr Porter Airlines (Canada) Ltd direct
07 Mar - 15 Mar Porter Airlines (Canada) Ltd direct

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

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