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Cheap flights from Ontario to Bangkok Don Mueang Intl Airport from C$ 589

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 24/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DMK
19 Nov — 26 Nov1
1 adult
1 adult, Economy

Find flight deals from Ontario to Don Mueang Intl

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Don Mueang Intl
Explore the most affordable flight options available from Ontario to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2025.

Tue 18/116:30 a.m.YYZ - DMK
3 stops31h 20mMultiple Airlines
Tue 25/1110:00 p.m.DMK - YYZ
3 stops44h 40mMultiple Airlines
Deal found 19/10C$ 1,442
Tue 25/116:30 a.m.YYZ - DMK
3 stops32h 15mMultiple Airlines
Tue 2/1210:10 p.m.DMK - YYZ
3 stops44h 30mMultiple Airlines
Deal found 18/10C$ 1,468
Thu 27/116:30 a.m.YYZ - DMK
3 stops32h 15mMultiple Airlines
Wed 21/12:35 a.m.DMK - YYZ
2 stops30h 19mMultiple Airlines
Deal found 19/10C$ 1,540
Tue 21/108:00 a.m.YYZ - DMK
3 stops31h 40mMultiple Airlines
Thu 30/1010:00 p.m.DMK - YYZ
2 stops26h 15mMultiple Airlines
Deal found 19/10C$ 1,556
Tue 28/106:30 a.m.YYZ - DMK
2 stops33h 15mMultiple Airlines
Thu 13/118:20 a.m.DMK - YYZ
3 stops34h 20mMultiple Airlines
Deal found 19/10C$ 1,640
Fri 31/107:00 p.m.YUL - DMK
2 stops29h 50mMultiple Airlines
Tue 25/113:10 a.m.DMK - YUL
2 stops29h 30mMultiple Airlines
Deal found 19/10C$ 1,735
Tue 2/1210:50 a.m.YOW - DMK
2 stops27h 55mMultiple Airlines
Fri 5/122:35 a.m.DMK - YOW
2 stops34h 05mMultiple Airlines
Deal found 19/10C$ 1,965
Wed 12/119:00 a.m.YUL - DMK
2 stops28h 30mMultiple Airlines
Wed 26/119:50 a.m.DMK - YUL
3 stops42h 37mMultiple Airlines
Deal found 19/10C$ 1,986
Sun 9/1112:30 p.m.YUL - DMK
1 stop26h 15mMultiple Airlines
Sun 23/119:15 p.m.DMK - YUL
3 stops45h 29mMultiple Airlines
Deal found 19/10C$ 2,014
Wed 5/1112:30 p.m.YUL - DMK
1 stop26h 15mMultiple Airlines
Wed 19/116:15 a.m.DMK - YUL
3 stops25h 10mMultiple Airlines
Deal found 20/10C$ 2,100
Fri 7/1112:30 p.m.YUL - DMK
1 stop26h 15mMultiple Airlines
Thu 13/112:35 a.m.DMK - YUL
2 stops30h 47mMultiple Airlines
Deal found 19/10C$ 2,142
Fri 7/1112:30 p.m.YUL - DMK
1 stop26h 15mMultiple Airlines
Mon 10/1111:50 p.m.DMK - YUL
1 stop29h 15mMultiple Airlines
Deal found 18/10C$ 2,143

Cheap flight deals from Ontario to Don Mueang Intl

Keep the following information in mind while searching for Ontario to Don Mueang Intl flight deals. Data was last updated 20 October 2025.

Round-trip from

C$ 1,442

One-way from

C$ 589

Popular in

December

Cheapest in

September

Average price

C$ 1,438
18/11-25/11
  • 18/11-25/11
  • 6 total stops
  • 76h 00m total
  • Ontario to Bangkok
Search Deals
24/11
  • 24/11
  • 3 total stops
  • 48h 30m total
  • Ontario to Bangkok
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 198 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Don Mueang Intl 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 20 October 2025.
Use the filters below to find and compare flights from Ontario to Bangkok Don Mueang Intl Airport that are best for you.

Fly from

Ontario

Fly to

Don Mueang Intl

Route

Depart

Return

Price

TorontoBangkok

YYZ - DMK

YYZDMK

Toronto Pearson Intl

Wed 7/1

6:30 a.m.-1:50 a.m.

3 stops31h 20m

Bangkok Don Mueang Intl

Wed 25/2

5:05 p.m.-2:25 p.m.

2 stops33h 20m

C$ 1,661

TorontoBangkok

YYZ - DMK

YYZDMK

Toronto Pearson Intl

Tue 20/1

9:15 a.m.-2:45 a.m.

2 stops29h 30m

Bangkok Don Mueang Intl

Tue 24/2

2:35 a.m.-8:35 p.m.

2 stops30h 00m

C$ 1,676

MontrealBangkok

YUL - DMK

YULDMK

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

6:45 a.m.-2:45 a.m.

3 stops32h 00m

Bangkok Don Mueang Intl

Fri 30/1

2:35 a.m.-12:43 a.m.

3 stops34h 08m

C$ 1,735

MontrealBangkok

YUL - DMK

YULDMK

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

7:00 p.m.-11:50 a.m.

2 stops29h 50m

Bangkok Don Mueang Intl

Tue 25/11

3:10 a.m.-8:40 p.m.

2 stops29h 30m

C$ 1,735

OttawaBangkok

YOW - DMK

YOWDMK

Ottawa

Mon 12/1

7:15 a.m.-2:45 a.m.

2 stops31h 30m

Bangkok Don Mueang Intl

Fri 23/1

2:35 a.m.-12:40 a.m.

2 stops34h 05m

C$ 1,794

MontrealBangkok

YUL - DMK

YULDMK

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

8:50 p.m.-12:30 p.m.

2 stops27h 40m

Bangkok Don Mueang Intl

Mon 23/2

8:15 p.m.-2:05 p.m.

2 stops53h 50m

C$ 1,807

MontrealBangkok

YUL - DMK

YULDMK

Montreal Pierre Elliott Trudeau Intl

Sat 14/2

9:25 a.m.-4:25 a.m.

3 stops31h 00m

Bangkok Don Mueang Intl

Thu 26/2

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

3 stops34h 00m

C$ 1,819

TorontoBangkok

YYZ - DMK

YYZDMK

Toronto Pearson Intl

Mon 2/2

7:55 a.m.-1:35 a.m.

3 stops29h 40m

Bangkok Don Mueang Intl

Tue 17/2

2:35 a.m.-8:35 p.m.

2 stops30h 00m

C$ 1,832

MontrealBangkok

YUL - DMK

YULDMK

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

8:50 p.m.-7:15 p.m.

2 stops34h 25m

Bangkok Don Mueang Intl

Sun 1/3

9:15 a.m.-2:05 p.m.

2 stops40h 50m

C$ 1,857

MontrealBangkok

YUL - DMK

YULDMK

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

8:50 p.m.-11:05 a.m.

2 stops26h 15m

Bangkok Don Mueang Intl

Mon 16/3

12:05 p.m.-3:05 p.m.

2 stops38h 00m

C$ 1,857

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/10

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Best time to book a flight from Ontario to Don Mueang Intl

Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Ontario 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 Ontario to Bangkok Don Mueang Intl Airport

What is the cheapest time of day to fly from ON to DMK?

Find hourly flight availability from Ontario to Don Mueang Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 October 2025.

One of the essential ways to save on airfare from Region of Ontario to Bangkok Don Mueang Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 45% on airfare.

Related info for your journey

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

  • What are the most popular routes from Region of Ontario to Bangkok Don Mueang Intl Airport?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Bangkok Don Mueang Intl or Ottawa - Bangkok Don Mueang Intl, Toronto Pearson Intl - Bangkok Don Mueang Intl is the most popular route from Region of Ontario to Bangkok Don Mueang Intl Airport.

  • Can I find deals for flights from Ontario to Don Mueang Intl that include hotel bookings?

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

  • How can I find direct flights from Ontario to Don Mueang Intl?

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

  • Can I find deals for business class flights from Ontario to Don Mueang Intl?

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

See more FAQs

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Alternative routes for Ontario to Don Mueang Intl

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Suvarnabhumi flights
Pierre Elliott Trudeau Intl to Suvarnabhumi flights
Pearson Intl to Suvarnabhumi flights
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Vancouver Intl to Don Mueang Intl flights
Edmonton to Suvarnabhumi flights
Calgary to Suvarnabhumi flights
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Pearson Intl to Don Mueang Intl flights
Ottawa to Suvarnabhumi flights
Kelowna to Suvarnabhumi flights
Pierre Elliott Trudeau Intl to Don Mueang Intl flights
Winnipeg to Suvarnabhumi flights
Victoria to Suvarnabhumi flights
Saskatoon to Suvarnabhumi flights
Calgary to Don Mueang Intl flights
Regina to Suvarnabhumi flights
St. John's to Suvarnabhumi flights
Fredericton to Suvarnabhumi flights
Halifax to Suvarnabhumi flights
Moncton to Suvarnabhumi flights
Nanaimo to Suvarnabhumi flights
Prince George to Suvarnabhumi flights
Hamilton to Suvarnabhumi flights
Edmonton to Don Mueang Intl flights
Sudbury to Suvarnabhumi flights
London to Suvarnabhumi flights
Winnipeg to Don Mueang Intl flights
Victoria to Don Mueang Intl flights
Penticton to Suvarnabhumi flights
Kelowna to Don Mueang Intl flights
Moncton to Don Mueang Intl flights
Québec City to Don Mueang Intl flights
Halifax to Don Mueang Intl flights

Top airline flying from Ontario to Don Mueang Intl

Discover the top airline that operate flights from Ontario to Don Mueang Intl. 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 20 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapestC$ 1,761AverageC$ 2,114FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Don Mueang Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Don Mueang Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Don Mueang Intl?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Don Mueang Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Don Mueang Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Don Mueang Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Don Mueang Intl become cheaper?

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

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