Cheapest return flights from Washington to Toronto in March from $211

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

Return flights

02 Mar - 07 Mar Air Canada direct
18 Mar - 22 Mar Air Canada direct
18 Mar - 23 Mar Air Canada direct
13 Mar - 22 Mar Air Canada direct
02 Mar - 08 Mar Frontier Airlines
13 Mar - 16 Mar Air Canada direct
13 Mar - 31 Mar Air Canada direct
13 Mar - 01 Apr Air Canada direct
12 Mar - 19 Mar Air Canada direct
12 Mar - 19 Mar Delta
07 Mar - 12 Mar Delta
29 Mar - 05 Apr United
27 Mar - 03 Apr United direct
29 Mar - 05 Apr Air Canada direct

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

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