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Cheap flights from Ontario to Chiang Mai from C$ 507

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNX
16 oct. — 23 oct.1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Chiang Mai

Keep the following information in mind while searching for Ontario to Chiang Mai flight deals. Data was last updated 16 septiembre 2025.

Round-trip from

C$ 1,449

One-way from

C$ 507

Popular in

December

Cheapest in

May

Average price

C$ 1,714
China Eastern
  • China Eastern
  • 15/11-15/12
  • 4 total stops
  • 91h 55m total
  • Ontario to Chiang Mai
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20/11
  • 20/11
  • 3 total stops
  • 49h 10m total
  • Ontario to Chiang Mai
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Highest demand for flights based on searches. 10% potential increase in price (C$ 319 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 79 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 Ontario to Chiang Mai

Cheapest flights from Ontario to Chiang Mai
Explore the most affordable flight options available from Ontario to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 septiembre 2025.

sáb. 15/113:25 p.m.YYZ - CNX
1 stop34h 55mChina Eastern
lun. 15/124:25 p.m.CNX - YYZ
2 stops57h 00mChina Eastern
Deal found 14/9C$ 1,449
vie. 31/104:25 p.m.YYZ - CNX
1 stop34h 55mChina Eastern
vie. 7/1110:05 a.m.CNX - YYZ
3 stops39h 20mChina Eastern
Deal found 15/9C$ 1,451
lun. 3/113:25 p.m.YYZ - CNX
2 stops53h 40mChina Eastern
dom. 30/113:35 p.m.CNX - YYZ
1 stop33h 50mChina Eastern
Deal found 16/9C$ 1,452
mié. 29/104:25 p.m.YYZ - CNX
2 stops53h 40mChina Eastern
dom. 30/114:25 p.m.CNX - YYZ
2 stops33h 00mChina Eastern
Deal found 14/9C$ 1,459
mar. 18/114:45 p.m.YYZ - CNX
2 stops29h 50mMultiple Airlines
mar. 27/111:50 a.m.CNX - YYZ
1 stop20h 30mMultiple Airlines
Deal found 14/9C$ 1,568
sáb. 15/113:10 p.m.YYZ - CNX
1 stop42h 40mAir China
lun. 15/1211:05 p.m.CNX - YYZ
1 stop25h 05mAir China
Deal found 14/9C$ 1,670
lun. 17/1112:15 a.m.YYZ - CNX
1 stop22h 20mEVA Air
mar. 27/111:50 a.m.CNX - YYZ
1 stop20h 30mEVA Air
Deal found 14/9C$ 1,690
vie. 14/1112:15 a.m.YYZ - CNX
1 stop22h 20mEVA Air
lun. 15/1211:50 a.m.CNX - YYZ
1 stop20h 30mEVA Air
Deal found 14/9C$ 1,695
vie. 7/116:45 a.m.YUL - CNX
2 stops43h 35mChina Eastern
vie. 21/113:35 p.m.CNX - YUL
2 stops45h 08mChina Eastern
Deal found 16/9C$ 1,699
vie. 7/117:30 a.m.YUL - CNX
2 stops28h 15mMultiple Airlines
jue. 20/1112:45 a.m.CNX - YUL
2 stops32h 15mMultiple Airlines
Deal found 16/9C$ 1,702
vie. 21/116:45 a.m.YUL - CNX
2 stops43h 35mChina Eastern
mar. 25/113:35 p.m.CNX - YUL
2 stops45h 08mChina Eastern
Deal found 14/9C$ 1,764
lun. 1/126:26 p.m.YUL - CNX
2 stops40h 29mDelta
dom. 21/1212:15 a.m.CNX - YUL
2 stops29h 00mDelta
Deal found 15/9C$ 1,933

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Chiang Mai 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 16 septiembre 2025.
Use the filters below to find and compare flights from Ontario to Chiang Mai that are best for you.

Fly from

Ontario

Fly to

Chiang Mai

Route

Depart

Return

Price

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

lun. 3/11

3:25 p.m.-9:05 a.m.

2 stops53h 40m

Chiang Mai

dom. 30/11

10:05 a.m.-1:25 p.m.

3 stops39h 20m

C$ 1,459

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

vie. 7/11

6:45 a.m.-2:20 p.m.

2 stops43h 35m

Chiang Mai

vie. 21/11

3:35 p.m.-12:43 a.m.

2 stops45h 08m

C$ 1,699

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

vie. 7/11

7:30 a.m.-11:45 p.m.

2 stops28h 15m

Chiang Mai

jue. 20/11

12:45 a.m.-9:00 p.m.

2 stops32h 15m

C$ 1,702

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

lun. 16/2

6:20 p.m.-4:25 p.m.

2 stops34h 05m

Chiang Mai

lun. 6/4

5:40 p.m.-6:44 a.m.

2 stops48h 04m

C$ 1,735

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

vie. 21/11

6:45 a.m.-2:20 p.m.

2 stops43h 35m

Chiang Mai

mar. 25/11

3:35 p.m.-12:43 a.m.

2 stops45h 08m

C$ 1,764

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

vie. 31/10

4:25 p.m.-9:05 a.m.

2 stops53h 40m

Chiang Mai

vie. 7/11

4:25 p.m.-1:25 p.m.

2 stops33h 00m

C$ 1,771

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

sáb. 27/12

3:25 p.m.-9:05 a.m.

2 stops53h 40m

Chiang Mai

jue. 22/1

10:05 a.m.-1:25 p.m.

3 stops39h 20m

C$ 1,819

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

mar. 6/1

6:45 p.m.-10:35 a.m.

2 stops27h 50m

Chiang Mai

mié. 21/1

11:50 a.m.-8:20 p.m.

1 stop20h 30m

C$ 1,821

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

mar. 13/1

6:00 a.m.-10:55 p.m.

2 stops28h 55m

Chiang Mai

lun. 9/2

12:15 a.m.-10:55 p.m.

2 stops34h 40m

C$ 1,865

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

jue. 1/1

6:10 a.m.-10:55 p.m.

2 stops28h 45m

Chiang Mai

lun. 16/3

12:15 a.m.-11:04 p.m.

2 stops33h 49m

C$ 1,865

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 38 results
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Best time to book a flight from Ontario to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai 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 Chiang Mai

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

Find hourly flight availability from Ontario to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 septiembre 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Chiang Mai as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Chiang Mai. 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 into for flights to Chiang Mai from Ontario?

    If you book a flight to Chiang Mai from Ontario, you will be flying to Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 3.1 km from the centre of Chiang Mai.

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

    For as low as C$ 1,459, China Eastern can have you in Chiang Mai from Region of Ontario in 53h 40m. There are 13060 km between Region of Ontario and Chiang Mai.

  • What are the most popular routes from Region of Ontario to Chiang Mai?

    The most popular flight routes from Region of Ontario to Chiang Mai are Toronto Pearson Intl - Chiang Mai, Ottawa - Chiang Mai and Montreal Pierre Elliott Trudeau Intl - Chiang Mai.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Chiang Mai 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Chiang Mai

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ontario to Chiang Mai

Discover the top 4 airlines that operate flights from Ontario to Chiang Mai. 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 16 septiembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,362AverageC$ 1,460FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Cathay PacificCheapestC$ 1,534AverageC$ 2,293FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EVA AirCheapestC$ 1,611AverageC$ 2,119FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Korean AirCheapestC$ 1,865AverageC$ 2,402FlexibilityNo cancel feeOn-time81%
Search Korean Air 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 Ontario to Chiang Mai?

Cheapflights helps you search for flights from Ontario to Chiang Mai via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Chiang Mai for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Ontario to Chiang Mai with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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