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

Return flights

03 Jun - 10 Jun	Air Canada
02 Jun - 09 Jun	Lufthansa
08 Jun - 15 Jun	Lufthansa
10 Jun - 17 Jun	Lufthansa
01 Jun - 08 Jun	Lufthansa
09 Jun - 16 Jun	Lufthansa
11 Jun - 18 Jun	Air Transat
04 Jun - 11 Jun	Lufthansa
07 Jun - 14 Jun	Lufthansa
17 Jun - 24 Jun	Air Transat
30 Jun - 07 Jul	FrenchBee
29 Jun - 06 Jul	British Airways
24 Jun - 23 Jul	Delta
13 Jun - 31 Jul	KLM
26 Jun - 03 Jul	British Airways
28 Jun - 05 Jul	TAP
24 Jun - 01 Jul	KLM
25 Jun - 10 Jul	KLM
25 Jun - 02 Jul	KLM
27 Jun - 04 Jul	Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Montreal to Zagreb 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 Zagreb in June from $716

Return flights