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

Return flights

07 Apr - 14 Apr	United
21 Apr - 28 Apr	United
28 Apr - 05 May	United
27 Apr - 04 May	United
30 Apr - 07 May	United
05 Apr - 12 Apr	United
19 Apr - 26 Apr	United
23 Apr - 30 Apr	United
24 Apr - 01 May	United
29 Apr - 06 May	United
24 Apr - 15 May	United
12 Apr - 19 Apr	United
13 Apr - 20 Apr	United
15 Apr - 22 Apr	United
25 Apr - 02 May	United
26 Apr - 03 May	Qatar Airways
01 Apr - 22 Apr	United
09 Apr - 16 Apr	United
20 Apr - 12 May	Air Canada

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

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 April from $846

Return flights