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

Return flights

05 May - 12 May	Qatar Airways
11 May - 18 May	Qatar Airways
04 May - 11 May	Qatar Airways
12 May - 19 May	Qatar Airways
10 May - 17 May	Qatar Airways
13 May - 20 May	Turkish Airlines
06 May - 13 May	Air Canada
18 May - 25 May	Air Canada
20 May - 27 May	Air Canada
19 May - 26 May	Air Canada
29 May - 05 Jun	Turkish Airlines
19 May - 19 Jun	SWISS
27 May - 03 Jun	Turkish Airlines
26 May - 02 Jun	Turkish Airlines
31 May - 07 Jun	Air Canada
01 May - 01 Jun	Air Canada
30 May - 06 Jun	Air Canada
09 May - 11 Jun	SWISS

Also check the deals for one-way flights from Montreal to Bangkok 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 Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Montreal to Bangkok in May from 839€

Return flights