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

Return flights

22 May - 25 May	British Airways
06 May - 14 May	Air Canada
05 May - 17 May	British Airways
06 May - 13 May	Air Canada
04 May - 11 May	British Airways
05 May - 12 May	British Airways
09 May - 16 May	British Airways
03 May - 10 May	Air Canada
14 May - 21 May	SWISS
21 May - 28 May	SWISS
26 May - 02 Jun	British Airways
27 May - 03 Jun	Air Canada
25 May - 01 Jun	Air Canada
30 May - 06 Jun	British Airways
31 May - 07 Jun	British Airways
29 May - 05 Jun	Air Transat

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.

Book a cheap hotel in Bucharest

Cheap car rent in Bucharest

Cheapest return flights from Montreal to Bucharest in May from 509€

Return flights