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Cheap flights from Bangkok to Ontario from C$ 820

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — YYZ
11 Jul — 18 Jul1
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 11 June 2026.

Mon 29/67:05 a.m.
BKK
-
YUL
2 stops23h 44m
Air Canada
Mon 13/77:30 a.m.
YUL
-
BKK
1 stop34h 35m
Air Canada
Deal found 7/6C$ 1,299
Fri 26/67:05 a.m.
BKK
-
YUL
1 stop20h 54m
Air Canada
Fri 17/79:30 p.m.
YUL
-
BKK
1 stop44h 35m
Air Canada
Deal found 6/6C$ 1,309
Mon 22/67:05 a.m.
BKK
-
YUL
2 stops23h 44m
Air Canada
Wed 26/85:30 p.m.
YUL
-
BKK
2 stops24h 35m
Air Canada
Deal found 8/6C$ 1,321
Mon 29/67:05 a.m.
BKK
-
YUL
1 stop34h 10m
Air Canada
Wed 15/76:35 p.m.
YUL
-
BKK
1 stop23h 30m
Air Canada
Deal found 8/6C$ 1,349
Fri 28/87:05 a.m.
BKK
-
YOW
2 stops45h 05m
Air Canada
Mon 7/96:05 p.m.
YOW
-
BKK
1 stop24h 00m
Air Canada
Deal found 8/6C$ 1,401
Fri 11/128:15 a.m.
BKK
-
YYZ
1 stop27h 37m
Air Canada
Sat 2/18:00 a.m.
YYZ
-
BKK
1 stop34h 30m
Air Canada
Deal found 8/6C$ 1,441
Thu 16/711:40 p.m.
BKK
-
YYZ
1 stop34h 05m
Philippine Airlines
Sun 26/71:50 a.m.
YYZ
-
BKK
1 stop29h 40m
Philippine Airlines
Deal found 9/6C$ 1,455
Wed 21/101:25 p.m.
BKK
-
YYZ
1 stop20h 20m
Philippine Airlines
Wed 4/111:55 a.m.
YYZ
-
BKK
1 stop22h 10m
Philippine Airlines
Deal found 7/6C$ 1,461
Mon 29/61:30 a.m.
BKK
-
YYZ
1 stop22h 40m
Multiple Airlines
Sun 6/91:50 a.m.
YYZ
-
BKK
1 stop23h 20m
Multiple Airlines
Deal found 10/6C$ 1,465
Mon 29/61:20 a.m.
BKK
-
YYZ
1 stop29h 10m
Air Canada
Tue 7/710:40 p.m.
YYZ
-
BKK
1 stop43h 25m
Air Canada
Deal found 8/6C$ 1,466
Mon 22/67:05 a.m.
BKK
-
YUL
2 stops23h 44m
Air Canada
Thu 27/89:55 p.m.
YUL
-
BKK
2 stops68h 10m
Air Canada
Deal found 10/6C$ 1,466
Fri 3/77:35 p.m.
BKK
-
YYZ
1 stop28h 35m
Multiple Airlines
Sun 6/91:50 a.m.
YYZ
-
BKK
1 stop23h 20m
Multiple Airlines
Deal found 10/6C$ 1,469

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 11 June 2026.

Round-trip from

C$ 1,299

One-way from

C$ 820

Popular in

August

Cheapest in

October

Average price

C$ 1,593
Air Canada
  • Air Canada
  • 29/6-13/7
  • 3 total stops
  • 58h 19m total
  • Bangkok to Ontario
Search Deals
Air Canada
  • Air Canada
  • 10/11
  • 1 total stop
  • 24h 51m total
  • Bangkok to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 11 June 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

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Fri 28/8

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

2 stops45h 05m

Ottawa

Mon 7/9

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

1 stop24h 00m

C$ 1,401

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Sun 21/6

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

1 stop25h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

6:35 p.m.-2:50 p.m.

1 stop33h 15m

C$ 1,561

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Fri 28/8

11:45 a.m.-5:35 a.m.

3 stops28h 50m

Ottawa

Mon 7/9

5:00 a.m.-8:55 a.m.

2 stops40h 55m

C$ 1,586

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Sat 20/6

10:55 p.m.-6:50 p.m.

1 stop30h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 26/8

8:40 p.m.-2:00 p.m.

1 stop30h 20m

C$ 1,636
Quickest round-trip

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Mon 31/8

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

2 stops21h 05m

Ottawa

Mon 14/9

6:15 p.m.-5:05 a.m.

2 stops23h 50m

C$ 1,654

BangkokOttawa

BKK - YOW

BKKYOW

Bangkok Suvarnabhumi

Thu 24/9

7:45 a.m.-12:53 a.m.

2 stops28h 08m

Ottawa

Sun 27/9

6:15 p.m.-5:05 a.m.

2 stops47h 50m

C$ 1,698

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Thu 2/7

10:55 p.m.-6:50 p.m.

1 stop30h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 30/8

6:35 p.m.-2:50 p.m.

1 stop33h 15m

C$ 1,744

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Wed 1/7

7:05 a.m.-12:37 a.m.

1 stop28h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 31/7

1:05 p.m.-4:30 p.m.

1 stop40h 25m

C$ 1,756

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Tue 30/6

10:55 p.m.-6:50 p.m.

1 stop30h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

6:35 p.m.-2:50 p.m.

1 stop33h 15m

C$ 1,816

BangkokMontreal

BKK - YUL

BKKYUL

Bangkok Suvarnabhumi

Wed 1/7

7:05 a.m.-12:03 p.m.

2 stops39h 58m

Montreal Pierre Elliott Trudeau Intl

Fri 31/7

1:05 p.m.-9:55 p.m.

1 stop21h 50m

C$ 1,824

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, August is the cheapest month in which you can book a flight from Bangkok to Region of Ontario (average of C$ 641). Flying from Bangkok to Region of Ontario in January is currently the most expensive (average of C$ 1,397). 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?

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 77 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 11 June 2026.
See what other customers who have flown with Thai Airways,Cathay Pacific, andPhilippine Airlines 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
406 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Food

7.4

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
406 reviews
Thai Airways
7.9
Good
406 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Food

7.4

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
1,371 reviews
Thai Airways
7.9
Good
406 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Food

7.4

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
999 reviews
Thai Airways
7.9
Good
406 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Food

7.4

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
7.3
Good
154 reviews
Thai Airways
7.9
Good
406 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Food

7.4

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
11,158 reviews
Thai Airways
7.9
Good
406 reviews
Check prices

Boarding

7.9

Comfort

7.7

Entertainment

6.9

Crew

8.4

Overall

7.9

Food

7.4

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$ 1,561, Air Canada can have you in Region of Ontario from Bangkok in 25h 10m. 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 Philippine Airlines. According to our data, you can fly for as low as C$ 610. Users have also found prices from C$ 671 and C$ 691 on China Eastern and Air China, respectively.

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

    Most travellers choose Bangkok Suvarnabhumi - Toronto Pearson Intl, Bangkok Suvarnabhumi - Montreal Pierre Elliott Trudeau Intl or Bangkok Suvarnabhumi - Toronto Island 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, August is the cheapest month in which you can book a flight from Bangkok to Region of Ontario (average of C$ 641). Flying from Bangkok to Region of Ontario in January is currently the most expensive (average of C$ 1,397). 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 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 1,072AverageC$ 1,450FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Air CanadaCheapestC$ 1,236AverageC$ 1,711FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air ChinaCheapestC$ 1,267AverageC$ 1,930FlexibilityNo cancel feeOn-time67%
Search Air China flights
Cathay PacificCheapestC$ 1,491AverageC$ 1,668FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Thai AirwaysCheapestC$ 1,547AverageC$ 1,928FlexibilityNo 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.

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