Cheap flights from Ontario to Thailand from C$ 490
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 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Thailand
Keep the following information in mind while searching for Ontario to Thailand flight deals. Data was last updated 28 August 2025.
Round-trip from | C$ 968 |
---|---|
One-way from | C$ 490 |
Popular in | December |
Cheapest in | September |
Average price | C$ 1,489 |
Find flight deals from Ontario to Thailand
Cheapest flights from Ontario to ThailandExplore the most affordable flight options available from Ontario to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.
Explore the most affordable flight options available from Ontario to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Ontario to Thailand that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Thu 25/9
5:45 p.m.-5:40 p.m.
2 stops36h 55m
Bangkok Suvarnabhumi
Thu 2/10
1:30 p.m.-11:59 p.m.
2 stops45h 29m
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Mon 15/9
7:05 a.m.-12:15 p.m.
2 stops42h 10m
Bangkok Suvarnabhumi
Mon 6/10
1:30 p.m.-4:44 p.m.
2 stops38h 14m
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Mon 22/9
7:05 a.m.-11:50 p.m.
2 stops29h 45m
Bangkok Suvarnabhumi
Sun 5/10
4:25 p.m.-4:44 p.m.
2 stops35h 19m
OttawaBangkok
YOW - BKK
YOWBKK
Ottawa
Tue 7/10
6:00 p.m.-12:15 p.m.
2 stops31h 15m
Bangkok Suvarnabhumi
Mon 15/12
1:20 p.m.-6:43 a.m.
2 stops29h 23m
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Thu 11/9
7:05 a.m.-1:05 a.m.
2 stops31h 00m
Bangkok Suvarnabhumi
Sun 14/9
2:35 a.m.-11:59 p.m.
2 stops56h 24m
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Sat 20/9
7:05 a.m.-11:25 p.m.
2 stops29h 20m
Bangkok Suvarnabhumi
Sat 4/10
11:30 p.m.-11:59 p.m.
2 stops35h 29m
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Mon 10/11
8:15 a.m.-12:10 a.m.
2 stops27h 55m
Bangkok Suvarnabhumi
Sun 23/11
5:40 p.m.-5:17 p.m.
3 stops35h 37m
HamiltonBangkok
YHM - BKK
YHMBKK
Hamilton
Wed 10/9
5:45 p.m.-1:15 p.m.
2 stops32h 30m
Bangkok Suvarnabhumi
Wed 17/9
9:50 a.m.-11:59 p.m.
2 stops25h 09m
OttawaBangkok
YOW - BKK
YOWBKK
Ottawa
Mon 10/11
7:30 p.m.-11:25 a.m.
3 stops75h 55m
Bangkok Suvarnabhumi
Mon 2/2
9:25 a.m.-9:56 p.m.
2 stops24h 31m
OttawaBangkok
YOW - BKK
YOWBKK
Ottawa
Wed 3/12
7:30 p.m.-11:25 a.m.
3 stops51h 55m
Bangkok Suvarnabhumi
Wed 28/1
9:25 a.m.-9:56 p.m.
2 stops24h 31m
Best time to book a flight from Ontario to Thailand
Have a flexible travel schedule? Discover the best time to fly to Thailand from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Thailand
What is the cheapest month to book a flight from Region of Ontario to Thailand?
Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Thailand (average of C$ 921). Flying from Region of Ontario to Thailand in December is currently the most expensive (average of C$ 1,398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ON to TH?
Find hourly flight availability from Ontario to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 August 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Thailand as you normally would.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Thailand. 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 Ontario to Thailand
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Ontario to Thailand
Discover the top 10 airlines that operate flights from Ontario to Thailand. 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 629,999 searches. Data last updated 28 August 2025.
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How does Cheapflights help users find flights from Ontario to Thailand?
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Why should you use Cheapflights to find cheap flight tickets from Ontario to Thailand?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Thailand.
Can Cheapflights find flights from Ontario to Thailand with no change fees?
Certainly. Search results for flights to Thailand from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Ontario to Thailand become cheaper?
Of course! You can now track prices for flights from Ontario to Thailand and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.