Find flights
When to book
Airlines
FAQs

Cheap flights from Chiang Mai to Ontario from C$ 1,398

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — YYZ
30 Apr — 7 May1
1 adult

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 25 April 2025.

Round-trip from

C$ 1,739

One-way from

C$ 1,398
Lufthansa
  • Lufthansa
  • 9/6-16/6
  • 4 total stops
  • 75h 35m total
  • Chiang Mai to Ontario
Search Deals
Cathay Pacific
  • Cathay Pacific
  • 30/4
  • 1 total stop
  • 30h 15m 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 25 April 2025.

Mon 9/69:25 a.m.CNX - YYZ
2 stops38h 25mMultiple Airlines
Mon 16/68:20 p.m.YYZ - CNX
2 stops37h 10mMultiple Airlines
Deal found 25/4C$ 1,739
Mon 9/67:25 p.m.CNX - YYZ
1 stop29h 25mCathay Pacific
Mon 16/610:35 a.m.YYZ - CNX
1 stop21h 05mCathay Pacific
Deal found 25/4C$ 1,787
Fri 23/57:25 p.m.CNX - YOW
2 stops39h 57mMultiple Airlines
Fri 30/55:55 a.m.YOW - CNX
2 stops40h 50mMultiple Airlines
Deal found 25/4C$ 2,202
Sun 8/612:45 a.m.CNX - YYZ
1 stop29h 45mAsiana Airlines
Mon 16/69:05 a.m.YYZ - CNX
2 stops27h 35mAsiana Airlines
Deal found 25/4C$ 3,582

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 25 April 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

Mon 9/6

9:25 a.m.-12:50 p.m.

2 stops38h 25m

Toronto Pearson Intl

Mon 16/6

8:20 p.m.-8:30 p.m.

2 stops37h 10m

C$ 1,739

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Mon 9/6

7:25 p.m.-1:50 p.m.

1 stop29h 25m

Toronto Pearson Intl

Mon 16/6

10:35 a.m.-6:40 p.m.

1 stop21h 05m

C$ 1,787

Chiang MaiOttawa

CNX - YOW

CNXYOW

Chiang Mai

Fri 23/5

7:25 p.m.-12:22 a.m.

2 stops39h 57m

Ottawa

Fri 30/5

5:55 a.m.-9:45 a.m.

2 stops40h 50m

C$ 2,202

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sun 8/6

12:45 a.m.-7:30 p.m.

1 stop29h 45m

Toronto Pearson Intl

Mon 16/6

9:05 a.m.-11:40 p.m.

2 stops27h 35m

C$ 3,582

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 30/4

10:30 a.m.-5:45 a.m.

1 stop30h 15m

C$ 1,398

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 30/4

2:35 p.m.-1:50 p.m.

2 stops34h 15m

C$ 1,603

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Wed 30/4

4:20 p.m.-2:25 p.m.

3 stops57h 05m

C$ 1,922

Chiang MaiToronto

CNX - YYZ

CNXYYZ

Chiang Mai

Sat 18/10

12:45 a.m.-7:30 p.m.

1 stop29h 45m

C$ 4,705

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 25 April 2025.
Asiana Airlines
8.2
Very good
443 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

7.7

Crew

8.5

Comfort

8.0

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very good
443 reviews
Asiana Airlines
8.2
Very good
443 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

7.7

Crew

8.5

Comfort

8.0

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Cathay Pacific
7.5
Good
850 reviews
Asiana Airlines
8.2
Very good
443 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

7.7

Crew

8.5

Comfort

8.0

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
China Eastern
7.1
Good
148 reviews
Asiana Airlines
8.2
Very good
443 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

7.7

Crew

8.5

Comfort

8.0

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

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.

  • What are the cheapest airlines to fly from Chiang Mai to Region of Ontario one-way?

    C$ 1,398 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on China Eastern and Asiana Airlines, with prices starting from C$ 1,922 and C$ 4,705, respectively.

  • 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$ 167). 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 Vancouver Intl flights
Suvarnabhumi to Pearson Intl flights
Suvarnabhumi to Pierre Elliott Trudeau Intl flights
Suvarnabhumi to Ottawa flights
Suvarnabhumi to Calgary flights
Suvarnabhumi to Edmonton flights
Phuket City to Vancouver Intl flights
Don Mueang Intl to Pierre Elliott Trudeau Intl flights
Don Mueang Intl to Pearson Intl flights
Don Mueang Intl to Vancouver Intl flights
Phuket City to Pierre Elliott Trudeau Intl flights
Suvarnabhumi to Winnipeg flights
Suvarnabhumi to Victoria flights
Don Mueang Intl to Calgary flights
Chiang Mai to Ottawa flights
Chiang Mai to Pearson Intl flights
Phuket City to Calgary flights
Chiang Mai to Calgary flights
Suvarnabhumi to Québec City 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 Vancouver Intl flights
Suvarnabhumi to Halifax 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.