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

Return flights

13 Mar - 17 Mar	Air Canada	direct
13 Mar - 04 Apr	Air Canada	direct
13 Mar - 13 Mar	Air Canada	direct
20 Mar - 27 Mar	Air Canada	direct
07 Mar - 08 Mar	Air Canada	direct
18 Mar - 23 Mar	Air Canada	direct
23 Mar - 29 Mar	Air Canada	direct
19 Mar - 24 Mar	Air Canada	direct
19 Mar - 26 Mar	Air Canada	direct
31 Mar - 07 Apr	Air Canada	direct
11 Mar - 20 Mar	Air Canada	direct
02 Mar - 08 Mar	Delta
26 Mar - 05 Apr	Delta
26 Mar - 05 Apr	Air Canada	direct

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

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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Cheapest return flights from Washington to Toronto in March from 180€

Return flights