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Cheap flights from Thailand to Ontario from C$ 618

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — YYZ
4 Aug — 11 Aug1
1 adult

Cheap flight deals from Thailand to Ontario

Keep the following information in mind while searching for Thailand to Ontario flight deals. Data was last updated 30 July 2025.

Round-trip from

C$ 1,264

One-way from

C$ 618

Popular in

August

Cheapest in

November

Average price

C$ 1,771
12/9-20/9
  • 12/9-20/9
  • 4 total stops
  • 100h 09m total
  • Thailand to Ontario
Search Deals
20/9
  • 20/9
  • 2 total stops
  • 42h 02m total
  • Thailand to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Thailand to Ontario

Cheapest flights from Thailand to Ontario
Explore the most affordable flight options available from Thailand to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Fri 12/912:05 a.m.BKK - YOW
2 stops49h 39mMultiple Airlines
Sat 20/99:05 a.m.YOW - BKK
2 stops50h 30mMultiple Airlines
Deal found 30/7C$ 1,264
Wed 26/118:15 a.m.BKK - YOW
1 stop19h 31mAir Canada
Thu 8/15:15 p.m.YOW - BKK
2 stops29h 45mAir Canada
Deal found 28/7C$ 1,366
Thu 9/106:40 p.m.BKK - YYZ
1 stop39h 20mPhilippine Airlines
Fri 7/1112:50 a.m.YYZ - BKK
1 stop29h 00mPhilippine Airlines
Deal found 30/7C$ 1,418
Tue 7/108:10 p.m.BKK - YYZ
2 stops30h 50mAir Canada
Thu 27/1111:10 p.m.YYZ - BKK
2 stops43h 20mAir Canada
Deal found 30/7C$ 1,421
Mon 20/107:00 a.m.BKK - YTZ
2 stops25h 34mAir Canada
Tue 2/128:50 a.m.YTZ - BKK
2 stops33h 40mAir Canada
Deal found 30/7C$ 1,424
Fri 7/119:40 a.m.BKK - YYZ
1 stop35h 40mKorean Air
Tue 18/1111:40 a.m.YYZ - BKK
1 stop25h 05mKorean Air
Deal found 28/7C$ 1,426
Fri 12/99:50 a.m.BKK - YYZ
2 stops32h 10mMultiple Airlines
Fri 19/96:35 p.m.YYZ - BKK
2 stops29h 20mMultiple Airlines
Deal found 28/7C$ 1,436
Mon 13/101:30 a.m.BKK - YYZ
1 stop22h 40mAir China
Tue 4/113:10 p.m.YYZ - BKK
1 stop38h 55mAir China
Deal found 29/7C$ 1,494
Fri 12/99:50 a.m.BKK - YUL
2 stops32h 03mMultiple Airlines
Fri 19/94:45 p.m.YUL - BKK
2 stops31h 10mMultiple Airlines
Deal found 28/7C$ 1,628
Mon 22/98:00 a.m.BKK - YUL
2 stops27h 36mAir Canada
Mon 20/1012:55 p.m.YUL - BKK
2 stops45h 40mAir Canada
Deal found 27/7C$ 1,650
Tue 30/122:00 p.m.BKK - YUL
2 stops40h 20mLufthansa
Wed 21/18:10 p.m.YUL - BKK
1 stop30h 40mLufthansa
Deal found 30/7C$ 1,658
Tue 26/86:35 p.m.CNX - YYZ
3 stops37h 40mMultiple Airlines
Tue 2/97:55 a.m.YYZ - CNX
2 stops28h 45mMultiple Airlines
Deal found 29/7C$ 1,726

Cheapflights Fare Finder

 
Customize your flight search to find flights from Thailand 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 629,999 searches. Data last updated 30 July 2025.
Use the filters below to find and compare flights from Thailand to Ontario that are best for you.

Fly from

Thailand

Fly to

Ontario

Route

Depart

Return

Price

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Fri 12/9

12:05 a.m.-2:44 p.m.

2 stops49h 39m

Ottawa

Sat 20/9

9:05 a.m.-10:35 p.m.

2 stops50h 30m

C$ 1,264

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Wed 26/11

8:15 a.m.-3:46 p.m.

1 stop19h 31m

Ottawa

Thu 8/1

5:15 p.m.-11:00 a.m.

2 stops29h 45m

C$ 1,366

BangkokToronto

BKK - YYZ

BKKYYZ

Bangkok Suvarnabhumi

Thu 9/10

6:40 p.m.-11:00 p.m.

1 stop39h 20m

Toronto Pearson Intl

Fri 7/11

12:50 a.m.-5:50 p.m.

1 stop29h 00m

C$ 1,418

BangkokToronto

BKK - YYZ

BKKYYZ

Bangkok Suvarnabhumi

Tue 7/10

8:10 p.m.-4:00 p.m.

2 stops30h 50m

Toronto Pearson Intl

Thu 27/11

11:10 p.m.-6:30 a.m.

2 stops43h 20m

C$ 1,421

BangkokToronto

BKK - YTZ

BKKYTZ

Bangkok Suvarnabhumi

Mon 20/10

7:00 a.m.-9:34 p.m.

2 stops25h 34m

Toronto Island

Tue 2/12

8:50 a.m.-6:30 a.m.

2 stops33h 40m

C$ 1,424

BangkokToronto

BKK - YYZ

BKKYYZ

Bangkok Suvarnabhumi

Fri 7/11

9:40 a.m.-9:20 a.m.

1 stop35h 40m

Toronto Pearson Intl

Tue 18/11

11:40 a.m.-12:45 a.m.

1 stop25h 05m

C$ 1,426

BangkokToronto

BKK - YYZ

BKKYYZ

Bangkok Suvarnabhumi

Fri 12/9

9:50 a.m.-7:00 a.m.

2 stops32h 10m

Toronto Pearson Intl

Fri 19/9

6:35 p.m.-10:55 a.m.

2 stops29h 20m

C$ 1,436

BangkokToronto

BKK - YYZ

BKKYYZ

Bangkok Suvarnabhumi

Mon 13/10

1:30 a.m.-1:10 p.m.

1 stop22h 40m

Toronto Pearson Intl

Tue 4/11

3:10 p.m.-6:05 p.m.

1 stop38h 55m

C$ 1,494

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Fri 12/9

9:50 a.m.-6:53 a.m.

2 stops32h 03m

Montreal Pierre Elliott Trudeau Intl

Fri 19/9

4:45 p.m.-10:55 a.m.

2 stops31h 10m

C$ 1,628

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Mon 22/9

8:00 a.m.-12:36 a.m.

2 stops27h 36m

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

12:55 p.m.-9:35 p.m.

2 stops45h 40m

C$ 1,650

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 60 results
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Best time to book a flight from Thailand to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Thailand with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Thailand to Ontario

What is the cheapest month to book a flight from Thailand to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Thailand to Region of Ontario (average of C$ 167). Flying from Thailand to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 TH to ON?

Find hourly flight availability from Thailand to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 July 2025.

When flying from Thailand to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 30 July 2025.
Read through reviews of airlines operating flights from Thailand to Ontario, such as EVA Air,Korean Air, andANA. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,222 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,222 reviews
EVA Air
8.4
Very good
1,222 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,222 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.4
Very good
922 reviews
EVA Air
8.4
Very good
1,222 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,536 reviews
EVA Air
8.4
Very good
1,222 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,222 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Thailand to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Thailand to Region of Ontario one-way?

    To fly one-way, consider booking your trip with Thai Airways, which is currently one of the cheapest options available, starting at C$ 767. Air China flights start at C$ 823 while deals on China Airlines start at C$ 846 one-way.

  • Can I find deals for flights from Thailand to Ontario that include hotel bookings?

    Yes. In addition to deals on Thailand to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Ontario.

  • Can I find deals for business class flights from Thailand to Ontario?

    Yes. Cheapflights offers flight deals from Thailand to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Thailand to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Thailand to Region of Ontario (average of C$ 167). Flying from Thailand to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Thailand to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Thailand to Ontario

Discover the top 4 airlines that operate flights from Thailand 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 629,999 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 1,116AverageC$ 1,520FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Korean AirCheapestC$ 1,166AverageC$ 1,590FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Air CanadaCheapestC$ 1,249AverageC$ 1,664FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Cathay PacificCheapestC$ 1,308AverageC$ 1,757FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Ontario?

Cheapflights helps you search for flights from Thailand to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Ontario?

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 Thailand to Ontario.

Can Cheapflights find flights from Thailand to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Thailand? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Thailand to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Thailand today and book when prices fit your budget.

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