Cheapest return flights from Ontario to Bangkok in August from $803

AirHint found the following cheapest return flights from Ontario (ONT) to Bangkok (BKK) in August 2025 (see full year).

Return flights

25 Aug - 24 Sep Korean Air
04 Aug - 23 Sep Korean Air
11 Aug - 17 Sep Korean Air
20 Aug - 20 Sep STARLUX Airlines
15 Aug - 22 Aug STARLUX Airlines
16 Aug - 30 Aug STARLUX Airlines
04 Aug - 18 Aug STARLUX Airlines
09 Aug - 15 Aug STARLUX Airlines
01 Aug - 17 Aug STARLUX Airlines
13 Aug - 27 Aug STARLUX Airlines
20 Aug - 27 Aug STARLUX Airlines
18 Aug - 29 Aug STARLUX Airlines
16 Aug - 27 Aug STARLUX Airlines
16 Aug - 24 Aug STARLUX Airlines
04 Aug - 07 Sep STARLUX Airlines
30 Aug - 04 Sep STARLUX Airlines
01 Aug - 30 Sep STARLUX Airlines
04 Aug - 29 Sep STARLUX Airlines
20 Aug - 10 Sep STARLUX Airlines
20 Aug - 17 Sep STARLUX Airlines

Also check the deals for one-way flights from Ontario to Bangkok in August.

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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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