Cheapest one-way flights from Ontario to Bangkok in April from $367

AirHint found the following cheapest one-way flights from Ontario (ONT) to Bangkok (BKK) in April 2026 (see full year).

One-Way flights

20 Apr Korean Air
23 Apr Korean Air
14 Apr Korean Air
24 Apr Korean Air
10 Apr Korean Air
17 Apr Korean Air
15 Apr Korean Air
09 Apr Korean Air
16 Apr China Airlines
04 Apr China Airlines

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

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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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