Cheap flights from Bangkok to Ontario from ฿16,562
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Bangkok to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 June 2025.
Round-trip from | ฿27,158 |
---|---|
One-way from | ฿16,562 |
Popular in | July |
Cheapest in | December |
Average price | ฿32,407 |
Find flight deals from Bangkok to Ontario
Cheapest flights from Bangkok to OntarioExplore the most affordable flight options available from Bangkok to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2025.
Explore the most affordable flight options available from Bangkok to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Bangkok to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 18 June 2025.
Use the filters below to find and compare flights from Bangkok to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Mon 15/12
13:45-15:50
1 stop17h 05m
Ontario
Sat 3/1
21:45-12:35
1 stop23h 50m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Mon 22/9
10:50-18:00
1 stop21h 10m
Ontario
Mon 29/9
00:10-16:20
1 stop26h 10m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Tue 8/7
09:35-17:43
2 stops46h 08m
Ontario
Mon 14/7
18:28-23:55
2 stops39h 27m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Fri 1/8
02:40-18:40
1 stop30h 00m
Ontario
Sat 9/8
23:45-12:00
1 stop22h 15m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Tue 9/12
02:00-18:17
2 stops31h 17m
Ontario
Thu 30/4
11:30-06:15
2 stops28h 45m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Sat 28/6
02:35-22:46
2 stops34h 11m
Ontario
Sun 13/7
06:25-21:45
2 stops25h 20m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Tue 12/8
02:35-10:50
2 stops46h 15m
Ontario
Wed 27/8
11:40-21:45
2 stops44h 05m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Fri 22/8
02:55-22:30
2 stops33h 35m
Ontario
Wed 27/8
23:45-06:30
2 stops40h 45m
BangkokOntario
DMK - ONT
DMKONT
Bangkok Don Mueang Intl
Thu 10/7
18:25-17:40
2 stops37h 15m
Ontario
Sat 12/7
00:45-11:45
1 stop21h 00m
BangkokOntario
BKK - ONT
BKKONT
Bangkok Suvarnabhumi
Fri 12/9
13:10-17:05
1 stop17h 55m
Best time to book a flight from Bangkok to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Bangkok with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Bangkok to Ontario
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 18 June 2025.
To help decide which airline to fly from Bangkok to Ontario, see what other customers have to say about STARLUX Airlines, Korean Air and China Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Boarding
Entertainment
Food
Overall
Reviews
ltulagan,Jun 2025
TPE - SEA
Comfort
Crew
Boarding
Entertainment
Food
Overall
Reviews
ltulagan,Jun 2025
TPE - SEA
Comfort
Crew
Boarding
Entertainment
Food
Overall
Reviews
ltulagan,Jun 2025
TPE - SEA
Comfort
Crew
Boarding
Entertainment
Food
Overall
Reviews
ltulagan,Jun 2025
TPE - SEA
Comfort
Crew
Boarding
Entertainment
Food
Overall
Reviews
ltulagan,Jun 2025
TPE - SEA
Comfort
Crew
Boarding
Entertainment
Food
Overall
Reviews
ltulagan,Jun 2025
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from Bangkok to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Bangkok to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Bangkok to Ontario
Discover the top airline that operate flights from Bangkok to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 18 June 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Bangkok to Ontario?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Bangkok to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Bangkok to Ontario?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Bangkok to Ontario for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Bangkok to Ontario with no change fees?
Yes! Cheapflights helps users easily find flights from Bangkok to Ontario with no change fees.
Can Cheapflights notify me if prices for flights from Bangkok to Ontario become cheaper?
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