Cheapest return flights from Ontario to Bangkok in May from 632€

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

Return flights

21 May - 07 Jun Korean Air
13 May - 16 Jun China Airlines
01 May - 31 May China Airlines
10 May - 24 May China Airlines
12 May - 20 May China Airlines
13 May - 24 May China Airlines
22 May - 12 Jun British Airways

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

Powered by

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.