$688 Cheap Flights from Ottawa (YOW) to Chiang Mai (CNX)

View $688 flight on Tue, Jan 27, 2026Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Chiang Mai Intl. Airport (CNX)

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Cheap Flights from Ottawa to Chiang Mai (YOW-CNX)

Prices were available within the past 7 days and start at $688 for one-way flights and $1,406 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,406 Roundtrip, found 4 days ago
$1,406
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,406 found 4 days ago
Air Canada
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,410 Roundtrip, found 4 days ago
$1,410
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,410 found 4 days ago
China Eastern Airlines
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,462 Roundtrip, found 4 days ago
$1,462
Roundtrip
found 4 days ago
Select China Eastern Airlines flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,462 found 4 days ago
Air Canada
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,499 Roundtrip, found 4 days ago
$1,499
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,499 found 4 days ago
Air Canada
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,503 Roundtrip, found 4 days ago
$1,503
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,503 found 4 days ago
Air Canada
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,564 Roundtrip, found 4 days ago
$1,564
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,564 found 4 days ago
Air Canada
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,571 Roundtrip, found 4 days ago
$1,571
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,571 found 4 days ago
WestJet
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,813 Roundtrip, found 4 days ago
$1,813
Roundtrip
found 4 days ago
Select WestJet flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,813 found 4 days ago
EVA Airways
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$1,820 Roundtrip, found 4 days ago
$1,820
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $1,820 found 4 days ago
Korean Air
Sat, Jan 17 - Sun, Jan 25
YOW
Ottawa
CNX
Chiang Mai
$2,045 Roundtrip, found 4 days ago
$2,045
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sat, Jan 17 from Ottawa to Chiang Mai, returning Sun, Jan 25, priced at $2,045 found 4 days ago
Flights from Ottawa (YOW) to Chiang Mai (CNX)
Origin airport
Macdonald-Cartier Intl.
Destination airport
Chiang Mai Intl.
Roundtrip price
$1,406
Distance
7995 mi

Ottawa to Chiang Mai Flights

The cheapest times to fly from Ottawa to Chiang Mai

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ottawa to Chiang Mai are during the month of January. You can find some of the cheapest flights from Ottawa to Chiang Mai with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ottawa to Chiang Mai

Sunday is one of the best days to book for cheap flights from Ottawa to Chiang Mai: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ottawa to Chiang Mai

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ottawa to Chiang Mai in 2026. You can also book with separate airlines for your outbound and return journeys, from $688 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ottawa to Chiang Mai flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ottawa to Chiang Mai airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX) cost?
Get a cheap one-way flight from $688 or cheap return flight from $1,406 from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX)?
Traveling in January is a good way to save, as it's the cheapest month for flights between YOW and CNX. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from YOW to CNX. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX)?
You'll need to take a flight with a layover when traveling from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from YOW to CNX?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX)?
To land at Chiang Mai Intl. Airport (CNX) without delays, select a flight that leaves Macdonald-Cartier Intl. Airport (YOW) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX) last-minute?
Booking your plane ticket from YOW to CNX just before your trip is usually more expensive. But if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a YOW to CNX flight and hotel package?
Compared with arranging hotels and flights separately, booking a YOW to CNX flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place takes the hassle out of planning your trip. Just pick your flights and choose from our wide range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to Chiang Mai Intl. Airport (CNX)?
In most instances, you can cancel or reschedule your YOW to CNX flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further information, visit our Customer Service portal.

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*Available to One Key members.