Cheapest return flights from Washington to Toronto in March from $227

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

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

Return flights

25 Mar - 02 Apr Frontier Airlines
27 Mar - 05 Apr Air Canada direct
27 Mar - 06 Apr Air Canada direct
25 Mar - 02 Apr Air Canada direct
28 Mar - 06 Apr Air Canada direct
26 Mar - 01 Apr Air Canada direct
19 Mar - 23 Mar Frontier Airlines
25 Mar - 27 Mar Air Canada direct
26 Mar - 31 Mar Air Canada direct
28 Mar - 01 Apr Air Canada direct
31 Mar - 01 Apr Air Canada direct
26 Mar - 24 Apr Air Canada direct
27 Mar - 02 Apr Air Canada direct
27 Mar - 29 Mar Air Canada direct
30 Mar - 30 Mar Air Canada direct
27 Mar - 30 Mar Air Canada direct
28 Mar - 30 Mar Air Canada direct
28 Mar - 31 Mar Air Canada direct
28 Mar - 29 Mar United direct
20 Mar - 22 Mar Frontier Airlines

Also check the deals for one-way 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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