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Cheap flights from Ontario to Chiang Mai from C$ 768

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 14/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNX
3 Aug — 10 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Chiang Mai

Enter your travel dates to find the best prices.

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 4 July 2026.

Wed 26/81:50 a.m.
YYZ
-
CNX
2 stops28h 00m
Multiple Airlines
Wed 9/911:50 a.m.
CNX
-
YYZ
3 stops36h 30m
Multiple Airlines
Deal found 3/7C$ 1,616
Mon 16/118:20 p.m.
YYZ
-
CNX
2 stops55h 20m
Air Canada
Thu 10/124:40 p.m.
CNX
-
YYZ
2 stops39h 17m
Air Canada
Deal found 4/7C$ 1,687
Thu 24/97:45 p.m.
YUL
-
CNX
2 stops57h 50m
Air Canada
Mon 28/95:35 p.m.
CNX
-
YUL
2 stops36h 46m
Air Canada
Deal found 1/7C$ 1,688
Fri 4/910:40 p.m.
YYZ
-
CNX
2 stops49h 35m
Multiple Airlines
Sat 19/95:35 p.m.
CNX
-
YYZ
2 stops43h 00m
Multiple Airlines
Deal found 2/7C$ 1,734
Mon 16/113:25 p.m.
YYZ
-
CNX
1 stop34h 55m
China Eastern
Thu 10/123:35 p.m.
CNX
-
YYZ
1 stop33h 50m
China Eastern
Deal found 3/7C$ 1,735
Mon 14/93:00 p.m.
YUL
-
CNX
2 stops30h 45m
Multiple Airlines
Thu 17/99:10 p.m.
CNX
-
YUL
2 stops30h 44m
Multiple Airlines
Deal found 2/7C$ 1,751
Mon 5/107:30 a.m.
YUL
-
CNX
2 stops27h 30m
Multiple Airlines
Sat 31/104:40 p.m.
CNX
-
YUL
2 stops38h 55m
Multiple Airlines
Deal found 3/7C$ 1,768
Fri 20/113:25 p.m.
YYZ
-
CNX
1 stop34h 55m
China Eastern
Sat 5/124:25 p.m.
CNX
-
YYZ
3 stops57h 00m
China Eastern
Deal found 1/7C$ 1,776
Thu 1/106:00 p.m.
YUL
-
CNX
2 stops35h 35m
Air Canada
Mon 26/104:40 p.m.
CNX
-
YUL
2 stops49h 30m
Air Canada
Deal found 3/7C$ 1,788
Thu 1/107:30 a.m.
YUL
-
CNX
2 stops46h 05m
Multiple Airlines
Thu 15/109:10 p.m.
CNX
-
YUL
2 stops30h 44m
Multiple Airlines
Deal found 1/7C$ 1,833
Mon 17/81:10 p.m.
YUL
-
CNX
2 stops32h 35m
Multiple Airlines
Mon 24/88:00 p.m.
CNX
-
YUL
2 stops32h 00m
Multiple Airlines
Deal found 3/7C$ 1,891
Thu 5/117:45 a.m.
YOW
-
CNX
2 stops28h 00m
Multiple Airlines
Mon 16/1112:45 a.m.
CNX
-
YOW
2 stops36h 11m
Multiple Airlines
Deal found 29/6C$ 1,961

Find 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 4 July 2026.

Round-trip from

C$ 1,616

One-way from

C$ 768

Popular in

May

Cheapest in

February

Average price

C$ 2,283
26/8-9/9
  • 26/8-9/9
  • 5 total stops
  • 64h 30m total
  • Ontario to Chiang Mai
Search Deals
14/8
  • 14/8
  • 2 total stops
  • 51h 00m total
  • Ontario to Chiang Mai
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 331 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 81 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 4 July 2026.
Use the filters below to find and compare flights from Ontario to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Wed 18/11

3:25 p.m.-2:20 p.m.

1 stop34h 55m

Chiang Mai

Thu 10/12

3:35 p.m.-1:25 p.m.

1 stop33h 50m

C$ 1,710

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Mon 16/11

3:25 p.m.-3:25 p.m.

2 stops60h 00m

Chiang Mai

Thu 10/12

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

3 stops57h 00m

C$ 1,717

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

6:00 p.m.-4:35 p.m.

2 stops35h 35m

Chiang Mai

Mon 28/9

5:35 p.m.-4:54 p.m.

2 stops34h 19m

C$ 1,724

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Fri 20/11

3:25 p.m.-2:20 p.m.

1 stop34h 55m

Chiang Mai

Sat 5/12

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

3 stops57h 00m

C$ 1,776

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

6:00 p.m.-4:35 p.m.

2 stops35h 35m

Chiang Mai

Mon 26/10

4:40 p.m.-7:10 a.m.

2 stops49h 30m

C$ 1,788

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Fri 4/9

4:20 p.m.-4:35 p.m.

2 stops37h 15m

Chiang Mai

Sat 19/9

11:00 p.m.-7:15 p.m.

1 stop31h 15m

C$ 1,806

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Mon 14/9

5:00 p.m.-1:25 p.m.

3 stops33h 25m

Chiang Mai

Thu 17/9

3:40 p.m.-2:15 p.m.

3 stops33h 35m

C$ 1,935

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Thu 5/11

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

2 stops28h 00m

Chiang Mai

Mon 16/11

12:45 a.m.-12:56 a.m.

2 stops36h 11m

C$ 1,961

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

6:00 p.m.-1:40 p.m.

3 stops32h 40m

Chiang Mai

Thu 15/10

10:20 p.m.-7:15 a.m.

3 stops43h 55m

C$ 1,990

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

12:31 p.m.-11:15 a.m.

3 stops35h 44m

Chiang Mai

Mon 26/10

7:45 p.m.-3:05 p.m.

2 stops30h 20m

C$ 2,168

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 32 resultsSorted by cheapest first
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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 month to book a flight from Region of Ontario to Chiang Mai?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Chiang Mai (average of C$ 1,144). Flying from Region of Ontario to Chiang Mai in August is currently the most expensive (average of C$ 1,849). 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.

How much does it cost to fly round-trip from Region of Ontario to Chiang Mai?

How far ahead should I book a flight from Region of Ontario to Chiang Mai?

The best time to book flights from Region of Ontario to Chiang Mai is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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$ 2,345, China Eastern can have you in Chiang Mai from Region of Ontario in 27h. There are 12859 km between Region of Ontario and Chiang Mai. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 Montreal Pierre Elliott Trudeau Intl - Chiang Mai, Toronto Pearson Intl - Chiang Mai and Ottawa - 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.

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

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Chiang Mai (average of C$ 1,144). Flying from Region of Ontario to Chiang Mai in August is currently the most expensive (average of C$ 1,849). 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

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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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Pearson Intl to Suvarnabhumi flights
Pierre Elliott Trudeau Intl to Suvarnabhumi flights
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Pierre Elliott Trudeau Intl to Don Mueang Intl flights
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Calgary to Phuket City flights
Saskatoon to Phuket City flights
Moncton to Don Mueang Intl flights
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Edmonton to Chiang Mai flights
London to Suvarnabhumi flights

Top 5 airlines flying from Ontario to Chiang Mai

Discover the top 5 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 4 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapestC$ 1,143AverageC$ 1,671FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Etihad AirwaysCheapestC$ 1,293AverageC$ 1,488FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
DeltaCheapestC$ 1,496AverageC$ 1,550FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
China EasternCheapestC$ 1,537AverageC$ 1,610FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
EVA AirCheapestC$ 1,610AverageC$ 1,888FlexibilityNo cancel feeOn-time74%
Search EVA 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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