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

Return flights

20 May - 27 May	Austrian Airlines
09 May - 16 May	Austrian Airlines
06 May - 13 May	British Airways
10 May - 17 May	FrenchBee
19 May - 26 May	British Airways
18 May - 25 May	British Airways
08 May - 15 May	FrenchBee
04 May - 11 May	British Airways
03 May - 10 May	British Airways
17 May - 24 May	FrenchBee
27 May - 03 Jun	Air Canada
26 May - 02 Jun	SWISS
25 May - 01 Jun	Air France
31 May - 07 Jun	Air France
28 May - 04 Jun	Air Canada
29 May - 05 Jun	SWISS
30 May - 06 Jun	SWISS

Also check the deals for one-way flights from Montreal to Bucharest in May.

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 May from 464€

Return flights