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

Return flights

05 Jun - 12 Jun	FrenchBee
03 Jun - 10 Jun	Air Transat
04 Jun - 16 Jun	Air Transat
09 Jun - 16 Jun	Air Transat
10 Jun - 17 Jun	Air Transat
01 Jun - 08 Jun	TAP
08 Jun - 15 Jun	TAP
04 Jun - 11 Jun	Air Transat
02 Jun - 09 Jun	FrenchBee
17 Jun - 24 Jun	FrenchBee
26 Jun - 04 Jul	WestJet
24 Jun - 02 Jul	WestJet
25 Jun - 17 Jul	WestJet
27 Jun - 05 Jul	WestJet
25 Jun - 03 Jul	Air Transat
24 Jun - 16 Jul	WestJet
28 Jun - 05 Jul	Air Transat
08 Jun - 28 Jul	British Airways
27 Jun - 04 Jul	Air Transat
30 Jun - 07 Jul	Air Transat

Also check the deals for one-way flights from Montreal to Bucharest 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 Bucharest in June from $665

Return flights