AirHint found the following cheapest return flights from Montreal (YUL) to Warsaw (WMI) in June 2026 (see full year).

Return flights

02 Jun - 09 Jun	Air Transat
16 Jun - 23 Jun	Air Transat
09 Jun - 16 Jun	Air Transat
03 Jun - 10 Jun	Air Transat
10 Jun - 17 Jun	Air Transat
05 Jun - 12 Jun	Porter Airlines (Canada) Ltd
17 Jun - 24 Jun	Air Transat
01 Jun - 08 Jun	Porter Airlines (Canada) Ltd
07 Jun - 14 Jun	Air Transat
12 Jun - 19 Jun	Air Transat
30 Jun - 07 Jul	Air Transat
30 Jun - 15 Jul	Air Transat
29 Jun - 06 Jul	Air Transat
26 Jun - 03 Jul	FrenchBee
24 Jun - 01 Jul	Air Transat
27 Jun - 04 Jul	Air Transat

Also check the deals for one-way flights from Montreal to Warsaw 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 Warsaw in June from 658€

Return flights