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Cheap flights from Bangkok Don Mueang Intl Airport to Ontario from C$ 649

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
DMK — YYZ
14 Oct — 21 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Don Mueang Intl to Ontario

Keep the following information in mind while searching for Don Mueang Intl to Ontario flight deals. Data was last updated 14 September 2025.

Round-trip from

C$ 1,671

One-way from

C$ 649

Popular in

August

Cheapest in

November

Average price

C$ 1,643
14/10-21/10
  • 14/10-21/10
  • 4 total stops
  • 91h 35m total
  • Bangkok to Ontario
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5/12
  • 5/12
  • 3 total stops
  • 50h 08m total
  • Bangkok to Ontario
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Highest demand for flights based on searches. 1% potential increase in price (C$ 39 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease (C$ 21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Don Mueang Intl to Ontario

Cheapest flights from Don Mueang Intl to Ontario
Explore the most affordable flight options available from Don Mueang Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2025.

Tue 14/102:00 p.m.DMK - YUL
2 stops53h 00mMultiple Airlines
Tue 21/1010:15 a.m.YUL - DMK
2 stops38h 35mMultiple Airlines
Deal found 14/9C$ 1,671
Fri 26/1212:05 p.m.DMK - YUL
2 stops31h 30mMultiple Airlines
Fri 16/110:40 a.m.YUL - DMK
2 stops33h 35mMultiple Airlines
Deal found 13/9C$ 1,786
Mon 29/911:55 p.m.DMK - YYZ
2 stops42h 04mMultiple Airlines
Sun 19/101:35 a.m.YYZ - DMK
1 stop33h 25mMultiple Airlines
Deal found 14/9C$ 1,835
Sun 28/912:40 p.m.DMK - YYZ
2 stops33h 10mMultiple Airlines
Sun 19/101:35 a.m.YYZ - DMK
1 stop33h 25mMultiple Airlines
Deal found 14/9C$ 1,949
Mon 17/112:30 a.m.DMK - YYZ
2 stops34h 08mMultiple Airlines
Wed 14/11:05 p.m.YYZ - DMK
1 stop25h 25mMultiple Airlines
Deal found 13/9C$ 1,953
Thu 25/124:50 p.m.DMK - YYZ
2 stops30h 15mMultiple Airlines
Thu 8/16:30 a.m.YYZ - DMK
2 stops32h 10mMultiple Airlines
Deal found 13/9C$ 1,995
Wed 24/92:00 p.m.DMK - YUL
2 stops29h 00mMultiple Airlines
Sat 4/1010:15 a.m.YUL - DMK
2 stops38h 35mMultiple Airlines
Deal found 13/9C$ 1,996
Sun 12/107:30 a.m.DMK - YYZ
2 stops33h 15mMultiple Airlines
Sat 18/101:50 a.m.YYZ - DMK
2 stops26h 15mMultiple Airlines
Deal found 14/9C$ 2,000
Tue 30/92:40 a.m.DMK - YYZ
2 stops29h 12mMultiple Airlines
Wed 15/101:35 a.m.YYZ - DMK
1 stop33h 25mMultiple Airlines
Deal found 12/9C$ 2,010
Fri 26/92:40 a.m.DMK - YYZ
2 stops30h 10mMultiple Airlines
Sun 19/101:35 a.m.YYZ - DMK
1 stop22h 50mMultiple Airlines
Deal found 13/9C$ 2,048
Mon 22/98:15 p.m.DMK - YUL
2 stops46h 45mMultiple Airlines
Mon 29/910:15 a.m.YUL - DMK
2 stops46h 00mMultiple Airlines
Deal found 14/9C$ 8,727

Cheapflights Fare Finder

 
Customize your flight search to find flights from Don Mueang Intl 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 14 September 2025.
Use the filters below to find and compare flights from Bangkok Don Mueang Intl Airport to Ontario that are best for you.

Fly from

Don Mueang Intl

Fly to

Ontario

Route

Depart

Return

Price

BangkokMontreal

DMK - YUL

DMKYUL

Bangkok Don Mueang Intl

Tue 14/10

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

2 stops53h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

10:15 a.m.-11:50 a.m.

2 stops38h 35m

C$ 1,671

BangkokMontreal

DMK - YUL

DMKYUL

Bangkok Don Mueang Intl

Fri 26/12

12:05 p.m.-7:35 a.m.

2 stops31h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

10:40 a.m.-8:15 a.m.

2 stops33h 35m

C$ 1,786

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Mon 29/9

11:55 p.m.-6:59 a.m.

2 stops42h 04m

Toronto Pearson Intl

Sun 19/10

1:35 a.m.-10:00 p.m.

1 stop33h 25m

C$ 1,835

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Sun 28/9

12:40 p.m.-10:50 a.m.

2 stops33h 10m

Toronto Pearson Intl

Sun 19/10

1:35 a.m.-10:00 p.m.

1 stop33h 25m

C$ 1,949

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Mon 17/11

2:30 a.m.-12:38 a.m.

2 stops34h 08m

Toronto Pearson Intl

Wed 14/1

1:05 p.m.-2:30 a.m.

1 stop25h 25m

C$ 1,953

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Thu 25/12

4:50 p.m.-11:05 a.m.

2 stops30h 15m

Toronto Pearson Intl

Thu 8/1

6:30 a.m.-2:40 a.m.

2 stops32h 10m

C$ 1,995

BangkokMontreal

DMK - YUL

DMKYUL

Bangkok Don Mueang Intl

Wed 24/9

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

2 stops29h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

10:15 a.m.-11:50 a.m.

2 stops38h 35m

C$ 1,996

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Sun 12/10

7:30 a.m.-5:45 a.m.

2 stops33h 15m

Toronto Pearson Intl

Sat 18/10

1:50 a.m.-3:05 p.m.

2 stops26h 15m

C$ 2,000

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Tue 30/9

2:40 a.m.-8:52 p.m.

2 stops29h 12m

Toronto Pearson Intl

Wed 15/10

1:35 a.m.-10:00 p.m.

1 stop33h 25m

C$ 2,010

BangkokToronto

DMK - YYZ

DMKYYZ

Bangkok Don Mueang Intl

Fri 26/9

2:40 a.m.-9:50 p.m.

2 stops30h 10m

Toronto Pearson Intl

Sun 19/10

1:35 a.m.-11:25 a.m.

1 stop22h 50m

C$ 2,048

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 25 results
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Best time to book a flight from Don Mueang Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Don Mueang Intl 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 Don Mueang Intl Airport to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Don Mueang Intl 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 Don Mueang Intl Airport to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Bangkok Don Mueang Intl Airport to Region of Ontario (average of C$ 168). Flying from Bangkok Don Mueang Intl Airport 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.

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Certainly. Search results for flights to Ontario from Don Mueang Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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