Flights from Ontario to Bangkok – Airlines & connecting routes
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ONT to BKK – All flight route options from Ontario International Airport, California, USA to Suvarnabhumi Airport, Thailand. These flights are operated by China Airlines & Starlux Airlines through 1 different flight connections. The shortest flight time is 20 hours and 45 minutes. See the full flight schedule and time table, including departure times, airlines and stopover details to find the best option for you.
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Ontario to Bangkok flights
This route is operated by one airline and has approximately 85 flights per week. You will be doing a stopover in Taipei (Airport code: TPE).
Are there any non-stop flights from ONT to BKK?
There are no direct or non-stop flights from Ontario International Airport, ONT to Suvarnabhumi Airport, BKK.
Ontario to Bangkok with China Airlines
If you fly from Ontario with China Airlines you will do a stopover in Taipei, TPE before reaching Bangkok. This flight trip will take 20 hours and 45 minutes and you can fly every weekday with departures at 10:00 pm, 11:00 pm or 12 midnight. China Airlines is a member of SkyTeam.
Distance & flight times: Ontario International Airport to Suvarnabhumi Airport
The flight time between ONT and BKK is 21 hours and 25 minutes.
Via | Total flight time | Layover time | Distance |
---|---|---|---|
TPE Taipei | 21h 25m | 2h 55m | 8410 miles (13532 km) |


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From Ontario to Thailand
We have found another destination to Thailand from Ontario International Airport as well.
From USA to Bangkok
Below is a list of other cities in USA with flights to Bangkok with either non-stop or connecting flights.