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

Return flights

04 Mar - 22 Apr	United
04 Mar - 11 Mar	United
03 Mar - 10 Mar	United
09 Mar - 16 Mar	United
09 Mar - 02 Apr	United
03 Mar - 21 Mar	United
16 Mar - 23 Mar	United
04 Mar - 31 Mar	United
23 Mar - 30 Apr	Air Canada
28 Mar - 24 Apr	Air Canada
10 Mar - 24 Mar	United
02 Mar - 16 Mar	Qatar Airways
11 Mar - 25 Mar	United
17 Mar - 07 Apr	United
10 Mar - 17 Mar	Qatar Airways
10 Mar - 01 Apr	United
30 Mar - 30 Apr	Qatar Airways
24 Mar - 06 Apr	Qatar Airways
04 Mar - 04 Apr	Porter Airlines (Canada) Ltd
28 Mar - 17 Apr	Air Canada

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

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 Bangkok in March from $834

Return flights