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

Return flights

05 Mar - 08 Mar	Frontier Airlines
03 Mar - 10 Mar	Spirit Airlines
18 Mar - 28 Mar	Spirit Airlines
06 Mar - 08 Mar	Spirit Airlines
06 Mar - 12 Mar	Spirit Airlines
25 Mar - 04 Apr	Spirit Airlines
28 Mar - 04 Apr	Spirit Airlines
03 Mar - 10 Mar	Air Canada	direct
05 Mar - 08 Mar	Delta	direct
06 Mar - 12 Mar	Delta	direct
18 Mar - 28 Mar	Air Canada	direct
06 Mar - 08 Mar	Air Canada	direct
28 Mar - 04 Apr	Delta	direct
25 Mar - 04 Apr	Delta	direct

Also check the deals for one-way flights from Detroit 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 Detroit to Toronto in March from 254€

Return flights