฿14,337 Cheap Flights from Bangkok (BKK) to Ontario (ONT)

View ฿14,337 flight on Tue, 20 Jan 2026Opens in a new window

Popular airlines from Suvarnabhumi International Airport (BKK) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Bangkok (BKK) to Ontario (ONT)

Prices were available within the past 7 days and start at ฿14,337 for one-way flights and ฿23,420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

STARLUX Airlines
Mon, 13 Apr - Mon, 27 Apr
BKK
Bangkok
ONT
Ontario
฿23,420 Return, found 20 hours ago
฿23,420
Return
found 20 hours ago
Select STARLUX Airlines flight, departing Mon, 13 Apr from Bangkok to Ontario, returning Mon, 27 Apr, priced at ฿23,420 found 20 hours ago
STARLUX Airlines
Thu, 22 Jan - Mon, 26 Jan
BKK
Bangkok
ONT
Ontario
฿23,460 Return, found 2 hours ago
฿23,460
Return
found 2 hours ago
Select STARLUX Airlines flight, departing Thu, 22 Jan from Bangkok to Ontario, returning Mon, 26 Jan, priced at ฿23,460 found 2 hours ago
STARLUX Airlines
Tue, 27 Jan - Fri, 29 May
BKK
Bangkok
ONT
Ontario
฿23,552 Return, found 2 days ago
฿23,552
Return
found 2 days ago
Select STARLUX Airlines flight, departing Tue, 27 Jan from Bangkok to Ontario, returning Fri, 29 May, priced at ฿23,552 found 2 days ago
STARLUX Airlines
Fri, 12 Jun - Wed, 1 Jul
BKK
Bangkok
ONT
Ontario
฿24,290 Return, found 3 days ago
฿24,290
Return
found 3 days ago
Select STARLUX Airlines flight, departing Fri, 12 Jun from Bangkok to Ontario, returning Wed, 1 Jul, priced at ฿24,290 found 3 days ago
STARLUX Airlines
Thu, 22 Jan - Mon, 26 Jan
BKK
Bangkok
ONT
Ontario
฿24,450 Return, found 2 hours ago
฿24,450
Return
found 2 hours ago
Select STARLUX Airlines flight, departing Thu, 22 Jan from Bangkok to Ontario, returning Mon, 26 Jan, priced at ฿24,450 found 2 hours ago
China Airlines
Wed, 17 Jun - Tue, 7 Jul
BKK
Bangkok
ONT
Ontario
฿25,890 Return, found 2 days ago
฿25,890
Return
found 2 days ago
Select China Airlines flight, departing Wed, 17 Jun from Bangkok to Ontario, returning Tue, 7 Jul, priced at ฿25,890 found 2 days ago
China Airlines
Fri, 12 Jun - Thu, 2 Jul
BKK
Bangkok
ONT
Ontario
฿26,020 Return, found 3 days ago
฿26,020
Return
found 3 days ago
Select China Airlines flight, departing Fri, 12 Jun from Bangkok to Ontario, returning Thu, 2 Jul, priced at ฿26,020 found 3 days ago
United
Sat, 2 May - Fri, 15 May
BKK
Bangkok
ONT
Ontario
฿28,735 Return, found 2 days ago
฿28,735
Return
found 2 days ago
Select United flight, departing Sat, 2 May from Bangkok to Ontario, returning Fri, 15 May, priced at ฿28,735 found 2 days ago
Qatar Airways
Mon, 13 Apr - Wed, 29 Apr
BKK
Bangkok
ONT
Ontario
฿37,595 Return, found 5 hours ago
฿37,595
Return
found 5 hours ago
Select Qatar Airways flight, departing Mon, 13 Apr from Bangkok to Ontario, returning Wed, 29 Apr, priced at ฿37,595 found 5 hours ago
Delta
Mon, 13 Apr - Mon, 27 Apr
BKK
Bangkok
ONT
Ontario
฿44,195 Return, found 20 hours ago
฿44,195
Return
found 20 hours ago
Select Delta flight, departing Mon, 13 Apr from Bangkok to Ontario, returning Mon, 27 Apr, priced at ฿44,195 found 20 hours ago

Find the cheapest month to fly from Bangkok (BKK) to Ontario (ONT)

November is typically the cheapest month to fly

From ฿24,920 - ฿36,743 per traveller.

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Average driving time to city centre is 42 minutes. Flights from ฿30,395
SNA
John Wayne
Average driving time to city centre42 min
Flights from ฿30,395
Flight from Bangkok to Ontario route information
Origin airport
Suvarnabhumi Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Air Canada, Air France, American Airlines, China Airlines, Delta, Japan Airlines, KLM, Korean Air, Qatar Airways, United
Return price
฿23,419
Distance
13255 km

Perfect flights from Bangkok to Ontario

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Bangkok to Ontario. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Suvarnabhumi Intl. to Los Angeles - Ontario Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿14,337 and roundtrip prices from ฿23,420. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Los Angeles - Ontario Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Ontario.

Frequently asked questions

How much is a flight from Bangkok Airport to Los Angeles - Ontario Intl. Airport (ONT)?
Pack your bags, because round-trip flights between BKK and Los Angeles - Ontario Intl. Airport (ONT) start from ฿23,420. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Suvarnabhumi Airport to Ontario Airport?
Most flights can be cancelled online, but each airline has different terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Suvarnabhumi Intl. Airport (BKK) to Los Angeles - Ontario Intl. Airport (ONT) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Bangkok Airport to ONT flights, you'll see a "no change fees" filter for you to select.
How far is the flight from BKK to Ontario Airport?
With around 13,300 kilometres separating Suvarnabhumi Intl. Airport (BKK) and Ontario Airport, your flight will be a long one. Pack wisely and make your time on board more comfortable. Little things like an eye mask and a quality travel pillow can make a big difference.
Which airlines fly direct from Suvarnabhumi Intl. Airport (BKK) to Ontario Airport?
Flying nonstop between Bangkok Airport and Los Angeles - Ontario Intl. Airport (ONT) isn't possible at present. However, you'll still be able to book a flight to Ontario with at least one stop.
Are Suvarnabhumi Intl. Airport (BKK) to ONT flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up a great last-minute deal from Bangkok Airport to Los Angeles - Ontario Intl. Airport (ONT), but it's also possible to miss out entirely! As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can feel confident knowing you're always seeing the latest offers.
*Available to Expedia members.