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Cheap flights from Ontario to Chiang Mai from C$ 793

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CNX
9 Apr — 16 Apr1
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 4 April 2025.

Round-trip from

C$ 1,607

One-way from

C$ 793

Popular in

December

Cheapest in

May

Average price

C$ 1,773
5/5-21/5
  • 5/5-21/5
  • 4 total stops
  • 74h 35m total
  • Ontario to Chiang Mai
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18/5
  • 18/5
  • 3 total stops
  • 55h 10m total
  • Ontario to Chiang Mai
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 467 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 90 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 4 April 2025.

Thu 10/46:00 a.m.YOW - CNX
2 stops47h 40mMultiple Airlines
Sat 10/510:35 p.m.CNX - YOW
2 stops44h 58mMultiple Airlines
Deal found 3/4C$ 1,578
Mon 5/57:55 p.m.YYZ - CNX
2 stops36h 15mMultiple Airlines
Wed 21/52:35 p.m.CNX - YYZ
2 stops38h 20mMultiple Airlines
Deal found 2/4C$ 1,607
Wed 26/117:55 p.m.YUL - CNX
2 stops32h 50mMultiple Airlines
Fri 20/210:25 p.m.CNX - YUL
2 stops55h 35mMultiple Airlines
Deal found 3/4C$ 1,619
Tue 27/53:40 p.m.YYZ - CNX
2 stops32h 35mEtihad Airways
Wed 18/68:00 p.m.CNX - YYZ
2 stops47h 30mEtihad Airways
Deal found 4/4C$ 1,705
Tue 3/61:45 a.m.YYZ - CNX
1 stop21h 40mEVA Air
Fri 11/711:35 a.m.CNX - YYZ
1 stop21h 00mEVA Air
Deal found 3/4C$ 1,898
Wed 4/66:30 p.m.YYZ - CNX
2 stops28h 50mChina Airlines
Sun 8/611:20 a.m.CNX - YYZ
2 stops29h 54mChina Airlines
Deal found 4/4C$ 1,961
Mon 5/510:35 a.m.YYZ - CNX
1 stop21h 05mCathay Pacific
Wed 21/510:30 a.m.CNX - YYZ
1 stop38h 20mCathay Pacific
Deal found 2/4C$ 1,966
Tue 18/116:30 a.m.YYZ - CNX
2 stops28h 35mKorean Air
Mon 26/112:15 a.m.CNX - YYZ
1 stop21h 05mKorean Air
Deal found 2/4C$ 1,982
Wed 26/117:30 a.m.YUL - CNX
2 stops27h 35mDelta
Thu 19/212:15 a.m.CNX - YUL
2 stops52h 49mDelta
Deal found 3/4C$ 2,047
Mon 3/113:25 p.m.YYZ - CNX
1 stop34h 55mChina Eastern
Sun 30/113:35 p.m.CNX - YYZ
1 stop33h 50mChina Eastern
Deal found 4/4C$ 2,113
Sun 30/1112:30 a.m.YYZ - CNX
1 stop29h 20mChina Southern
Mon 8/126:50 p.m.CNX - YYZ
1 stop38h 25mChina Southern
Deal found 3/4C$ 2,181
Fri 13/64:40 p.m.YUL - CNX
2 stops34h 05mSWISS
Sat 21/68:00 p.m.CNX - YUL
2 stops54h 00mSWISS
Deal found 3/4C$ 2,187

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 April 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

Mon 5/5

7:55 p.m.-7:10 p.m.

2 stops36h 15m

Chiang Mai

Wed 21/5

2:35 p.m.-5:55 p.m.

2 stops38h 20m

C$ 1,607

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Tue 27/5

3:40 p.m.-11:15 a.m.

2 stops32h 35m

Chiang Mai

Wed 18/6

8:00 p.m.-8:30 a.m.

2 stops47h 30m

C$ 1,705

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Mon 19/5

9:55 p.m.-4:40 p.m.

2 stops55h 45m

Chiang Mai

Sun 25/5

12:45 a.m.-12:19 a.m.

2 stops34h 34m

C$ 1,726

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Tue 3/6

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

1 stop21h 40m

Chiang Mai

Fri 11/7

11:35 a.m.-9:35 p.m.

1 stop21h 00m

C$ 1,898

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Wed 4/6

6:30 p.m.-10:20 a.m.

2 stops28h 50m

Chiang Mai

Sun 8/6

11:20 a.m.-6:14 a.m.

2 stops29h 54m

C$ 1,961

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Mon 5/5

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

1 stop21h 05m

Chiang Mai

Wed 21/5

10:30 a.m.-1:50 p.m.

1 stop38h 20m

C$ 1,966

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Fri 13/6

4:40 p.m.-1:45 p.m.

2 stops34h 05m

Chiang Mai

Sat 21/6

8:00 p.m.-3:00 p.m.

2 stops54h 00m

C$ 2,187

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Fri 13/6

4:40 p.m.-8:45 a.m.

3 stops29h 05m

Chiang Mai

Sat 21/6

4:55 p.m.-9:00 p.m.

3 stops39h 05m

C$ 2,734

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Tue 27/5

12:55 p.m.-11:15 a.m.

3 stops35h 20m

Chiang Mai

Wed 18/6

8:00 p.m.-3:00 p.m.

2 stops54h 00m

C$ 2,781

TorontoChiang Mai

YYZ - CNX

YYZCNX

Toronto Pearson Intl

Tue 29/4

1:30 a.m.-10:25 a.m.

1 stop21h 55m

Chiang Mai

Tue 3/6

11:30 a.m.-9:30 p.m.

1 stop21h 00m

C$ 2,923

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 24 results
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2
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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 4 April 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 4 April 2025.
To help decide which airline to fly from Ontario to Chiang Mai, see what other customers have to say about EVA Air, China Airlines and Asiana Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,171 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,171 reviews
EVA Air
8.4
Very good
1,171 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
725 reviews
EVA Air
8.4
Very good
1,171 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very good
438 reviews
EVA Air
8.4
Very good
1,171 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Delta
8.0
Very good
7,899 reviews
EVA Air
8.4
Very good
1,171 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Cathay Pacific
7.5
Good
842 reviews
EVA Air
8.4
Very good
1,171 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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 Delta, which is currently one of the cheapest options available, starting at C$ 841. Air Canada flights start at C$ 899 while deals on EVA Air start at C$ 1,022 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, Montreal Pierre Elliott Trudeau 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.

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 4 April 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapestC$ 1,706AverageC$ 2,421FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Korean AirCheapestC$ 2,088AverageC$ 2,538FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Cathay PacificCheapestC$ 2,261AverageC$ 2,733FlexibilityNo 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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