Find flights
When to book
FAQs

Cheap flights from Chiang Mai to Ontario from C$ 829

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 26/12. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

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 15 September 2025.

Round-trip from

C$ 1,412

One-way from

C$ 829
Air Canada
  • Air Canada
  • 9/3-24/3
  • 4 total stops
  • 73h 34m total
  • Chiang Mai to Ontario
Search Deals
Air China
  • Air China
  • 26/12
  • 1 total stop
  • 25h 05m total
  • Chiang Mai to Ontario
Search Deals

Find flight deals from Chiang Mai to Ontario

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 15 September 2025.

Tue 7/1010:10 a.m.CNX - YYZ
2 stops39h 50mMultiple Airlines
Tue 23/128:10 p.m.YYZ - CNX
2 stops27h 10mMultiple Airlines
Deal found 13/9C$ 2,234
Tue 7/1011:35 a.m.CNX - YYZ
2 stops54h 24mEVA Air
Mon 22/1212:15 a.m.YYZ - CNX
1 stop22h 20mEVA Air
Deal found 13/9C$ 2,450
Tue 7/1011:15 p.m.CNX - YYZ
1 stop21h 40mKorean Air
Tue 23/1211:40 a.m.YYZ - CNX
1 stop23h 15mKorean Air
Deal found 13/9C$ 3,427

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 15 September 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 MaiOttawa

CNX - YOW

CNXYOW

Chiang Mai

Wed 18/2

12:00 p.m.-3:45 p.m.

2 stops39h 45m

Ottawa

Sun 22/2

7:45 a.m.-3:35 p.m.

2 stops43h 50m

C$ 1,459

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Tue 10/3

10:35 a.m.-9:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Tue 24/3

2:55 p.m.-9:50 a.m.

1 stop31h 55m

C$ 1,686

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 4/3

10:35 a.m.-8:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Sat 21/3

1:35 a.m.-6:50 p.m.

1 stop30h 15m

C$ 1,686

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Mon 9/3

10:35 a.m.-9:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Mon 23/3

1:35 a.m.-6:50 p.m.

1 stop30h 15m

C$ 1,686

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Thu 5/3

10:35 a.m.-8:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Sun 22/3

1:35 a.m.-6:50 p.m.

1 stop30h 15m

C$ 1,686

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Tue 10/3

10:35 a.m.-9:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Tue 24/3

1:35 a.m.-6:50 p.m.

1 stop30h 15m

C$ 1,687

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Thu 5/3

10:35 a.m.-8:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Fri 20/3

1:35 a.m.-6:50 p.m.

1 stop30h 15m

C$ 1,687

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Thu 12/3

10:35 a.m.-9:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Mon 23/3

1:35 a.m.-9:50 a.m.

1 stop21h 15m

C$ 1,687

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sat 7/3

10:35 a.m.-8:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Mon 23/3

1:35 a.m.-9:50 a.m.

1 stop21h 15m

C$ 1,687

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 11/3

10:35 a.m.-9:35 p.m.

1 stop22h 00m

Toronto Pearson Intl

Tue 24/3

1:35 a.m.-9:50 a.m.

1 stop21h 15m

C$ 1,687

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 17 results
1
2

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 22h. Chiang Mai and Region of Ontario are separated by a distance of 13060 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.

  • What is the cheapest month to book a flight from Chiang Mai to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Chiang Mai to Region of Ontario (average of C$ 169). Flying from Chiang Mai 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.

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.

Alternative routes for Chiang Mai to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Pearson Intl flights
Suvarnabhumi to Halifax flights
Suvarnabhumi to Vancouver Intl flights
Suvarnabhumi to Pierre Elliott Trudeau Intl flights
Don Mueang Intl to Pearson Intl flights
Don Mueang Intl to Vancouver Intl flights
Chiang Mai to Pearson Intl flights
Suvarnabhumi to Ottawa flights
Suvarnabhumi to Winnipeg flights
Suvarnabhumi to Calgary flights
Suvarnabhumi to Québec City flights
Don Mueang Intl to Pierre Elliott Trudeau Intl flights
Chiang Mai to Vancouver Intl flights
Don Mueang Intl to Calgary flights
Suvarnabhumi to Edmonton flights
Phuket City to Calgary flights
Phuket City to Vancouver Intl flights
Suvarnabhumi to Victoria flights
Phuket City to Pierre Elliott Trudeau Intl flights
Krabi to Pierre Elliott Trudeau Intl flights
Phuket City to Victoria flights
Don Mueang Intl to Edmonton flights
Chiang Mai to Victoria flights
Chiang Mai to Calgary flights
Chiang Mai to Ottawa 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 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.

Can Cheapflights notify me if prices for flights from Chiang Mai to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.