Cheapest return flights from Ontario to Bangkok in May from 800€

AirHint found the following cheapest return flights from Ontario (ONT) to Bangkok (BKK) in May 2026 (see full year).

Return flights

12 May - 23 May China Airlines
09 May - 23 May China Airlines
08 May - 23 May China Airlines
04 May - 21 May China Airlines
03 May - 10 May China Airlines
20 May - 27 May China Airlines
22 May - 12 Jun Qatar Airways

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

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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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