Find flights
When to book
Airlines
FAQs

Cheap flights from Bangkok to Ontario from C$ 819

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — YYZ
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bangkok to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Ontario
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 31 July 2026.

Mon 5/102:35 a.m.
BKK
-
YYZ
1 stop42h 20m
Korean Air
Thu 25/312:40 p.m.
YYZ
-
BKK
1 stop37h 45m
Korean Air
Deal found 29/7C$ 1,306
Fri 11/97:05 a.m.
BKK
-
YUL
1 stop20h 54m
Air Canada
Fri 25/91:30 p.m.
YUL
-
BKK
2 stops52h 35m
Air Canada
Deal found 26/7C$ 1,357
Thu 3/129:30 p.m.
BKK
-
YYZ
1 stop23h 50m
Korean Air
Wed 30/1211:40 a.m.
YYZ
-
BKK
1 stop37h 45m
Korean Air
Deal found 30/7C$ 1,367
Mon 21/92:35 a.m.
BKK
-
YYZ
1 stop42h 20m
Korean Air
Tue 29/912:30 p.m.
YYZ
-
BKK
1 stop25h 35m
Korean Air
Deal found 30/7C$ 1,374
Wed 9/97:05 a.m.
BKK
-
YYZ
1 stop23h 18m
Air Canada
Wed 16/94:20 p.m.
YYZ
-
BKK
1 stop25h 45m
Air Canada
Deal found 26/7C$ 1,376
Sun 4/102:35 a.m.
BKK
-
YYZ
1 stop42h 20m
Korean Air
Mon 22/312:40 p.m.
YYZ
-
BKK
1 stop25h 05m
Korean Air
Deal found 29/7C$ 1,378
Mon 28/97:05 a.m.
BKK
-
YUL
1 stop35h 05m
Air Canada
Wed 14/106:00 p.m.
YUL
-
BKK
1 stop24h 05m
Air Canada
Deal found 28/7C$ 1,381
Wed 9/128:25 a.m.
BKK
-
YUL
1 stop24h 08m
Air Canada
Wed 13/18:45 a.m.
YUL
-
BKK
1 stop33h 45m
Air Canada
Deal found 29/7C$ 1,383
Tue 15/98:25 p.m.
BKK
-
YYZ
2 stops32h 00m
Multiple Airlines
Tue 22/912:40 p.m.
YYZ
-
BKK
3 stops34h 40m
Multiple Airlines
Deal found 30/7C$ 1,386
Fri 11/97:05 a.m.
BKK
-
YYZ
1 stop20h 18m
Air Canada
Fri 18/910:25 p.m.
YYZ
-
BKK
1 stop43h 40m
Air Canada
Deal found 28/7C$ 1,389
Mon 28/97:05 a.m.
BKK
-
YYZ
1 stop19h 48m
Air Canada
Mon 5/104:20 p.m.
YYZ
-
BKK
1 stop25h 45m
Air Canada
Deal found 30/7C$ 1,402
Wed 9/97:05 a.m.
BKK
-
YUL
1 stop20h 54m
Air Canada
Wed 16/94:10 p.m.
YUL
-
BKK
2 stops25h 55m
Air Canada
Deal found 26/7C$ 1,402

Find flight deals from Bangkok to Ontario

Keep the following information in mind while searching for Bangkok to Ontario flight deals. Data was last updated 31 July 2026.

Round-trip from

C$ 1,306

One-way from

C$ 819

Popular in

April

Cheapest in

October

Average price

C$ 1,637
Korean Air
  • Korean Air
  • 5/10-25/3
  • 2 total stops
  • 80h 05m total
  • Bangkok to Ontario
Search Deals
Air Canada
  • Air Canada
  • 30/9
  • 1 total stop
  • 24h 40m total
  • Bangkok to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 327 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 31 July 2026.
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

Cheapest round-trip

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Fri 11/9

7:05 a.m.-8:20 p.m.

2 stops24h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

1:30 p.m.-5:05 a.m.

2 stops52h 35m

C$ 1,430

BangkokToronto

BKK - YTZ

BKKYTZ

Bangkok Suvarnabhumi

Mon 28/9

7:05 a.m.-6:20 p.m.

2 stops22h 15m

Toronto Island

Mon 5/10

3:35 p.m.-5:05 a.m.

2 stops26h 30m

C$ 1,508

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Fri 11/9

7:05 a.m.-5:10 p.m.

2 stops21h 05m

Ottawa

Wed 16/9

6:05 p.m.-5:05 a.m.

2 stops24h 00m

C$ 1,536

BangkokToronto

BKK - YTZ

BKKYTZ

Bangkok Suvarnabhumi

Thu 1/10

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

2 stops23h 50m

Toronto Island

Sun 25/10

10:45 a.m.-5:30 a.m.

2 stops31h 45m

C$ 1,562

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Thu 10/9

1:55 a.m.-12:45 a.m.

3 stops33h 50m

Ottawa

Wed 16/9

6:00 a.m.-11:55 p.m.

3 stops30h 55m

C$ 1,621

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Wed 7/10

11:40 p.m.-1:50 p.m.

1 stop25h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

5:40 p.m.-10:45 a.m.

1 stop30h 05m

C$ 1,636

BangkokToronto

BKK - YYZ

BKKYYZ

Bangkok Suvarnabhumi

Mon 23/11

7:15 p.m.-12:15 p.m.

1 stop29h 00m

Toronto Pearson Intl

Thu 26/11

12:35 a.m.-2:05 p.m.

1 stop25h 30m

C$ 1,644

BangkokToronto

BKK - YTZ

BKKYTZ

Bangkok Suvarnabhumi

Thu 17/9

7:45 a.m.-3:55 p.m.

2 stops43h 10m

Toronto Island

Mon 21/9

6:50 a.m.-5:05 a.m.

2 stops35h 15m

C$ 1,653

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Tue 6/10

11:40 p.m.-1:50 p.m.

1 stop25h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

5:40 p.m.-10:45 a.m.

1 stop30h 05m

C$ 1,677

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Mon 23/11

8:25 a.m.-12:56 a.m.

1 stop28h 31m

Ottawa

Thu 26/11

7:45 a.m.-12:45 a.m.

2 stops29h 00m

C$ 1,687

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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.
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 Bangkok to Ontario

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

Currently, February is the cheapest month in which you can book a flight from Bangkok to Region of Ontario (average of C$ 1,494). Flying from Bangkok to Region of Ontario in April is currently the most expensive (average of C$ 2,089). 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.

How much does it cost to fly round-trip from Bangkok to Region of Ontario?

Airfare is below average for this route at the moment.
Bangkok to Region of Ontario flights typically cost between C$ 1,942 and C$ 2,134 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,306 on Korean Air (5 Oct-25 Mar).

How far ahead should I book a flight from Bangkok to Region of Ontario?

The best time to book flights from Bangkok to Region of Ontario is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 31 July 2026.
See what other customers who have flown with Thai Airways,Cathay Pacific, andAir China from Bangkok to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Boarding

8.0

Comfort

7.7

Crew

8.4

Food

7.5

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
412 reviews
Thai Airways
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Boarding

8.0

Comfort

7.7

Crew

8.4

Food

7.5

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Cathay Pacific
7.6
Good
1,433 reviews
Thai Airways
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Boarding

8.0

Comfort

7.7

Crew

8.4

Food

7.5

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Air China
7.4
Good
159 reviews
Thai Airways
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Boarding

8.0

Comfort

7.7

Crew

8.4

Food

7.5

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Philippine Airlines
7.3
Good
1,012 reviews
Thai Airways
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Boarding

8.0

Comfort

7.7

Crew

8.4

Food

7.5

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Air Canada
7.1
Good
11,413 reviews
Thai Airways
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Boarding

8.0

Comfort

7.7

Crew

8.4

Food

7.5

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

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.

  • How long is the flight from Bangkok to Region of Ontario?

    For as low as C$ 1,430, Air Canada can have you in Region of Ontario from Bangkok in 24h 15m. There are 13404 km between Bangkok and Region of Ontario. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    For one-way options, check prices for Thai Airways. According to our data, you can fly for as low as C$ 575. Users have also found prices from C$ 616 and C$ 676 on Philippine Airlines and China Eastern, respectively.

  • What are the most popular routes from Bangkok to Region of Ontario?

    Most travellers choose Bangkok Suvarnabhumi - Montreal Pierre Elliott Trudeau Intl, Bangkok Suvarnabhumi - Toronto Pearson Intl or Bangkok Don Mueang Intl - Toronto Pearson Intl when deciding on the best route from Bangkok to Region of Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangkok 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 Bangkok to Region of Ontario?

    Currently, February is the cheapest month in which you can book a flight from Bangkok to Region of Ontario (average of C$ 1,494). Flying from Bangkok to Region of Ontario in April is currently the most expensive (average of C$ 2,089). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Bangkok to Ontario

Discover the top 5 airlines 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 629,999 searches. Data last updated 31 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 1,079AverageC$ 1,516FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Air CanadaCheapestC$ 1,244AverageC$ 1,723FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air ChinaCheapestC$ 1,276AverageC$ 1,804FlexibilityNo cancel feeOn-time67%
Search Air China flights
Cathay PacificCheapestC$ 1,501AverageC$ 1,679FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Thai AirwaysCheapestC$ 1,557AverageC$ 1,904FlexibilityNo cancel feeOn-time77%
Search Thai Airways 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 Bangkok to Ontario?

Cheapflights helps you search for flights from Bangkok 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 Bangkok to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Bangkok.

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

Certainly. Search results for flights to Ontario from Bangkok 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 Bangkok to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Bangkok to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.