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

Return flights

01 Oct - 08 Oct	ANA
06 Oct - 13 Oct	United
26 Oct - 02 Nov	United
27 Oct - 03 Nov	United
21 Oct - 28 Oct	United
14 Oct - 21 Oct	United
05 Oct - 26 Oct	Air Canada
23 Oct - 30 Oct	Turkish Airlines
05 Oct - 12 Oct	Air Canada
07 Oct - 14 Oct	Air Canada
12 Oct - 19 Oct	Air Canada
19 Oct - 26 Oct	Air Canada
04 Oct - 01 Nov	Air Canada
09 Oct - 07 Nov	Turkish Airlines
25 Oct - 01 Nov	Qatar Airways
24 Oct - 07 Nov	United

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

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 October from $904

Return flights