AirHint found the following cheapest return flights from Montreal (YUL) to Havana (HAV) in June 2025 (see full year).

Return flights

17 Jun - 23 Jun	Copa
18 Jun - 25 Jun	Copa
26 Jun - 04 Jul	Copa
29 Jun - 03 Jul	Copa
25 Jun - 02 Jul	Copa
26 Jun - 03 Jul	Copa
29 Jun - 06 Jul	Copa
30 Jun - 07 Jul	Copa
19 Jun - 26 Jun	Copa
20 Jun - 27 Jun	Copa
28 Jun - 03 Jul	Copa
28 Jun - 05 Jul	Copa
27 Jun - 04 Jul	Copa
28 Jun - 04 Jul	Copa
23 Jun - 30 Jun	Copa
23 Jun - 28 Jun	Copa
21 Jun - 28 Jun	Copa

Also check the deals for one-way flights from Montreal to Havana 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 return flights from Montreal to Havana in June from $539

Return flights