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Cheap flights from Ontario to Chiang Mai from C$ 727

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNX
17 jun. — 24 jun.1
1 adult

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 12 junio 2025.

Round-trip from

C$ 1,255

One-way from

C$ 727

Popular in

December

Cheapest in

May

Average price

C$ 1,952
China Eastern
  • China Eastern
  • 5/7-12/7
  • 4 total stops
  • 91h 05m total
  • Ontario to Chiang Mai
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1/9
  • 1/9
  • 3 total stops
  • 51h 55m total
  • Ontario to Chiang Mai
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 497 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 99 potential savings vs. average RT price).
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Average for round-trip flights in June 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 12 junio 2025.

sáb. 5/74:25 p.m.YYZ - CNX
1 stop34h 00mChina Eastern
sáb. 12/74:20 p.m.CNX - YYZ
3 stops57h 05mChina Eastern
Deal found 11/6C$ 1,255
mar. 18/111:55 p.m.YYZ - CNX
1 stop31h 55mCathay Pacific
mar. 27/110:35 a.m.CNX - YYZ
1 stop22h 00mCathay Pacific
Deal found 11/6C$ 1,472
mié. 27/81:45 a.m.YYZ - CNX
1 stop21h 40mMultiple Airlines
dom. 7/911:35 a.m.CNX - YYZ
2 stops30h 24mMultiple Airlines
Deal found 10/6C$ 1,570
jue. 10/710:15 p.m.YOW - CNX
2 stops52h 10mMultiple Airlines
jue. 17/72:55 p.m.CNX - YOW
2 stops44h 27mMultiple Airlines
Deal found 12/6C$ 1,678
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 11/6C$ 1,865
mar. 18/1111:40 a.m.YYZ - CNX
1 stop23h 25mKorean Air
lun. 26/112:15 a.m.CNX - YYZ
1 stop21h 05mKorean Air
Deal found 11/6C$ 2,021
dom. 3/86:45 p.m.YUL - CNX
2 stops28h 40mMultiple Airlines
vie. 22/811:35 a.m.CNX - YUL
2 stops30h 24mMultiple Airlines
Deal found 10/6C$ 2,037
vie. 26/127:55 a.m.YYZ - CNX
2 stops27h 10mDelta
sáb. 17/112:15 a.m.CNX - YYZ
2 stops47h 03mDelta
Deal found 10/6C$ 2,249
sáb. 19/710:15 p.m.YOW - CNX
2 stops25h 10mEVA Air
dom. 7/92:35 p.m.CNX - YOW
3 stops69h 59mEVA Air
Deal found 12/6C$ 2,260
jue. 28/81:40 p.m.YYZ - CNX
1 stop23h 00mAsiana Airlines
sáb. 6/912:45 a.m.CNX - YYZ
1 stop29h 45mAsiana Airlines
Deal found 10/6C$ 2,327
jue. 28/89:00 p.m.YYZ - CNX
2 stops25h 20mQatar Airways
dom. 7/92:35 p.m.CNX - YYZ
3 stops37h 40mQatar Airways
Deal found 10/6C$ 2,591
dom. 27/75:45 p.m.YHM - CNX
2 stops29h 00mMultiple Airlines
dom. 3/87:25 p.m.CNX - YHM
2 stops32h 19mMultiple Airlines
Deal found 12/6C$ 2,696

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 12 junio 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

sáb. 5/7

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

1 stop34h 00m

Chiang Mai

sáb. 12/7

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

3 stops57h 05m

C$ 1,255

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

mar. 18/11

1:55 p.m.-9:50 a.m.

1 stop31h 55m

Chiang Mai

mar. 27/1

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

1 stop22h 00m

C$ 1,472

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

mié. 27/8

1:45 a.m.-10:25 a.m.

1 stop21h 40m

Chiang Mai

dom. 7/9

11:35 a.m.-6:59 a.m.

2 stops30h 24m

C$ 1,570

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

jue. 10/7

10:15 p.m.-1:25 p.m.

2 stops52h 10m

Chiang Mai

jue. 17/7

2:55 p.m.-12:22 a.m.

2 stops44h 27m

C$ 1,678

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

lun. 17/11

12:15 a.m.-10:35 a.m.

1 stop22h 20m

Chiang Mai

mar. 27/1

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

1 stop20h 30m

C$ 1,865

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

mar. 18/11

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

1 stop23h 25m

Chiang Mai

lun. 26/1

12:15 a.m.-9:20 a.m.

1 stop21h 05m

C$ 2,021

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

dom. 3/8

6:45 p.m.-10:25 a.m.

2 stops28h 40m

Chiang Mai

vie. 22/8

11:35 a.m.-6:59 a.m.

2 stops30h 24m

C$ 2,037

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

sáb. 19/7

10:15 p.m.-10:25 a.m.

2 stops25h 10m

Chiang Mai

dom. 7/9

2:35 p.m.-1:34 a.m.

3 stops69h 59m

C$ 2,260

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

jue. 28/8

1:40 p.m.-11:40 p.m.

1 stop23h 00m

Chiang Mai

sáb. 6/9

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

1 stop29h 45m

C$ 2,327

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

jue. 28/8

9:00 p.m.-9:20 a.m.

2 stops25h 20m

Chiang Mai

dom. 7/9

2:35 p.m.-5:15 p.m.

3 stops37h 40m

C$ 2,591

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 21 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 12 junio 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.

Rainfall in Chiang Mai by month

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

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 250.0 mm per month. September is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 mm.

Temperature in Chiang Mai by month

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

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. 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 Chiang Mai. Reviews last updated 12 junio 2025.
EVA Air
8.4
Very good
1,202 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,950 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

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

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at C$ 898. EVA Air flights start at C$ 1,166 while deals on Delta start at C$ 1,447 one-way.

  • 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 3 airlines flying from Ontario to Chiang Mai

Discover the top 3 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 12 junio 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapestC$ 1,650AverageC$ 2,240FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Korean AirCheapestC$ 1,846AverageC$ 2,455FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Cathay PacificCheapestC$ 2,187AverageC$ 2,574FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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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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