AirHint found the following cheapest one-way flights from Miami (MIA) to Montreal (YUL) in June 2025 (see full year).

One-Way flights

16 Jun	Spirit Airlines
13 Jun	Frontier Airlines
19 Jun	Spirit Airlines
14 Jun	Spirit Airlines
05 Jun	American Airlines	direct
26 Jun	United
30 Jun	United
28 Jun	United
20 Jun	Air Canada	direct
27 Jun	Air Canada	direct

Also check the deals for return flights from Miami to Montreal in June.

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 one-way flights from Miami to Montreal in June from $138

One-Way flights