AirHint found the following cheapest one-way flights from Montreal (YUL) to Bangkok (BKK) in August 2025 (see full year).

One-Way flights

28 Aug	WestJet
19 Aug	WestJet
12 Aug	ANA
24 Aug	WestJet
18 Aug	ANA
26 Aug	ANA
16 Aug	Porter Airlines (Canada) Ltd
20 Aug	Porter Airlines (Canada) Ltd
07 Aug	Porter Airlines (Canada) Ltd
11 Aug	Porter Airlines (Canada) Ltd

Also check the deals for return flights from Montreal to Bangkok in August.

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 one-way flights from Montreal to Bangkok in August from 398€

One-Way flights