Cheapest one-way flights from Ontario to Bangkok in April from $399

Best time to book flights for Ontario (ONT) to Bangkok (BKK) flights at AirHint

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

One-Way flights

06 Apr Frontier Airlines
04 Apr Frontier Airlines
24 Apr Frontier Airlines
07 Apr Frontier Airlines
27 Apr Frontier Airlines
18 Apr Frontier Airlines
03 Apr China Airlines
15 Apr China Airlines
16 Apr China Airlines
30 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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