Calgary
Canada
One way
Nov 3Tue
One-way fare
฿18,334Steal
฿15,242 below one-way average
Air Canada
One way
Bangkok to Ontario
1 stop · Taipei
14:05BKK → ONT17:05
15h 5m · 1 stop
2h 55m layover Taipei
฿17,120
฿18,820-9%
฿1,700 below average
China AirlinesCheapest in the next 365 daysDown from ฿19,951 on Aug 31
Exact-itinerary fare history
3% above tracked low
Route avg. ฿18,820
- First seen
- ฿17,183
- Tracked low
- ฿16,634
- Now
- ฿17,120
View one-way fare
Continue to secure booking
One-way itinerary
Outbound flight only
One-way itinerary
Outbound flight only
OutboundNovember 19·Thursday
14:05
BKK
1 stop15h 5m
17:05
ONTPST
- BKK14:05TPE18:403h 35m
- 2h 55m layover in Taipei
- TPE21:35ONT17:0511h 30m
Baggage varies — check booking details.
Nearby one-way departures to Ontario15 days around November 19, 2026
AvgMinp25–p75
Cheapest
฿17,120
Nov 10
Global average
฿18,820
All travel dates
November avg
฿18,920
Selected month
One-way price check
Compared only with historical one-way fares on this route
฿17,120
One-way low ฿17,120One-way high ฿35,075
Current fare
฿17,120
One-way average
฿18,820
This month
฿19,014
Deal score
55/100
Flexible Dates
One-way departures around your current date
One-way price history
This itinerary’s recorded one-way fare over time
Jul 29 – Sep 2 · Price History
LowestHighest▼ 0% since Jul 29
Ontario
0°C
Weather
0km
Distance
USD
Currency
FAQ about Ontario
What is the cheapest flight from Bangkok to Ontario?
The lowest currently observed flight from Bangkok to Ontario is ฿17,120. Confirm the final itinerary total and availability before booking.
What is the average flight price from Bangkok to Ontario?
The average price for flights from Bangkok to Ontario is around ฿18,820. You can save up to 9% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Ontario?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Ontario.
Are there direct flights from Bangkok to Ontario?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Ontario.
Do I need a visa to visit Ontario, United States?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of United States for the most up-to-date visa information before booking your flight.
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Similar one-way deals
Nov 19
฿17,120฿18,820
-9%฿1,700 below average