Cheapest one-way flights from Ontario to Bangkok in October from $428

AirHint found the following cheapest one-way flights from Ontario (ONT) to Bangkok (BKK) in October 2025 (see full year).

One-Way flights

22 Oct Korean Air
21 Oct Korean Air
28 Oct Korean Air
11 Oct STARLUX Airlines
24 Oct Korean Air
17 Oct STARLUX Airlines
31 Oct STARLUX Airlines
25 Oct STARLUX Airlines
01 Oct STARLUX Airlines
29 Oct STARLUX Airlines

Also check the deals for return flights from Ontario to Bangkok in October.

Skyscanner

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

Feel free to contact us with any feedback or request another flight research.