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Cheap flights from Chiang Mai to Ontario from C$ 677

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — YYZ
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chiang Mai to Ontario

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

Round-trip from

C$ 1,528

One-way from

C$ 677
Air Canada
  • Air Canada
  • 26/2-19/3
  • 4 total stops
  • 76h 57m total
  • Chiang Mai to Ontario
Search Deals
4/11
  • 4/11
  • 2 total stops
  • 35h 45m total
  • Chiang Mai to Ontario
Search Deals

Find flight deals from Chiang Mai to Ontario

Enter your travel dates to find the best prices.

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

Sat 20/128:50 a.m.CNX - YYZ
1 stop36h 30mMultiple Airlines
Tue 6/14:45 p.m.YYZ - CNX
2 stops29h 50mMultiple Airlines
Deal found 30/10C$ 1,949
Wed 10/1210:50 p.m.CNX - YYZ
3 stops43h 50mMultiple Airlines
Mon 29/122:45 p.m.YYZ - CNX
3 stops29h 10mMultiple Airlines
Deal found 29/10C$ 2,019
Wed 10/1210:05 a.m.CNX - YYZ
3 stops63h 20mChina Eastern
Mon 29/123:25 p.m.YYZ - CNX
2 stops53h 40mChina Eastern
Deal found 29/10C$ 2,100
Sat 20/127:40 p.m.CNX - YYZ
1 stop37h 20mCathay Pacific
Mon 5/112:35 a.m.YYZ - CNX
1 stop30h 15mCathay Pacific
Deal found 30/10C$ 2,298

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chiang Mai 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 October 2025.
Use the filters below to find and compare flights from Chiang Mai to Ontario that are best for you.

Fly from

Chiang Mai

Fly to

Ontario

Route

Depart

Return

Price

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 25/2

12:05 p.m.-1:05 p.m.

2 stops61h 00m

Toronto Pearson Intl

Tue 17/3

10:35 p.m.-3:45 p.m.

2 stops54h 10m

C$ 1,423

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Thu 26/2

4:45 p.m.-9:37 p.m.

2 stops40h 52m

Toronto Pearson Intl

Thu 19/3

4:40 p.m.-3:45 p.m.

2 stops36h 05m

C$ 1,528

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Mon 9/3

4:45 p.m.-7:35 p.m.

2 stops37h 50m

Toronto Pearson Intl

Fri 27/3

12:25 p.m.-4:40 p.m.

2 stops41h 15m

C$ 1,546

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sat 28/2

12:15 a.m.-9:05 a.m.

1 stop20h 50m

Toronto Pearson Intl

Mon 16/3

12:40 p.m.-10:55 p.m.

1 stop23h 15m

C$ 1,648

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sat 28/2

12:15 a.m.-9:05 a.m.

1 stop20h 50m

Toronto Pearson Intl

Tue 17/3

12:40 p.m.-10:55 p.m.

1 stop23h 15m

C$ 1,648

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sat 28/2

12:15 a.m.-9:05 a.m.

1 stop20h 50m

Toronto Pearson Intl

Wed 18/3

12:40 p.m.-10:55 p.m.

1 stop23h 15m

C$ 1,648

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sat 28/2

12:15 a.m.-9:05 a.m.

1 stop20h 50m

Toronto Pearson Intl

Thu 19/3

12:40 p.m.-10:55 p.m.

1 stop23h 15m

C$ 1,648

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 18/3

12:15 a.m.-10:05 a.m.

1 stop20h 50m

Toronto Pearson Intl

Sun 22/3

12:40 p.m.-10:55 p.m.

1 stop23h 15m

C$ 1,663

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sun 8/3

12:15 a.m.-10:05 a.m.

1 stop20h 50m

Toronto Pearson Intl

Fri 27/3

12:40 p.m.-10:55 p.m.

1 stop23h 15m

C$ 1,729

Chiang MaiOttawa

CNX - YOW

CNXYOW

Chiang Mai

Wed 18/2

9:40 p.m.-3:10 p.m.

2 stops53h 30m

Ottawa

Sun 22/2

5:20 p.m.-1:45 p.m.

2 stops32h 25m

C$ 3,721

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 19 results
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Best time to book a flight from Chiang Mai to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Chiang Mai 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 Chiang Mai 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 Chiang Mai to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Chiang Mai to Ontario?

    Most people fly from Chiang Mai (CNX) if they book a flight from Chiang Mai to Ontario. Chiang Mai is conveniently located just 3.1 km from Chiang Mai’s city centre.

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

    Departing from Chiang Mai to Region of Ontario will take you 36h 24m. Chiang Mai and Region of Ontario are separated by a distance of 12859 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from Chiang Mai to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Chiang Mai 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.

See more FAQs

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How does Cheapflights help users find flights from Chiang Mai to Ontario?

Cheapflights makes it easy to find Chiang Mai to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai 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 Chiang Mai.

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

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

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