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Cheap flights from Ottawa to Chiang Mai from C$ 633

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 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — CNX
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ottawa to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 1,677

One-way from

C$ 633
6/12-17/1
  • 6/12-17/1
  • 4 total stops
  • 74h 33m total
  • Ottawa to Chiang Mai
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28/10
  • 28/10
  • 3 total stops
  • 49h 45m total
  • Ottawa to Chiang Mai
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Find flight deals from Ottawa to Chiang Mai

Cheapest flights from Ottawa to Chiang Mai
Explore the most affordable flight options available from Ottawa to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Thu 11/96:00 a.m.YOW - CNX
2 stops30h 40mMultiple Airlines
Wed 17/912:45 a.m.CNX - YOW
2 stops34h 34mMultiple Airlines
Deal found 10/9C$ 1,405
Sat 6/125:50 p.m.YOW - CNX
2 stops29h 30mMultiple Airlines
Sat 17/19:40 p.m.CNX - YOW
2 stops45h 03mMultiple Airlines
Deal found 11/9C$ 1,677
Sat 6/125:50 p.m.YOW - CNX
2 stops37h 10mMultiple Airlines
Sat 10/112:00 p.m.CNX - YOW
2 stops39h 45mMultiple Airlines
Deal found 11/9C$ 2,130
Thu 13/115:50 p.m.YOW - CNX
2 stops33h 45mAir Canada
Mon 17/1112:05 p.m.CNX - YOW
2 stops39h 40mAir Canada
Deal found 9/9C$ 2,241

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa 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 11 September 2025.
Use the filters below to find and compare flights from Ottawa to Chiang Mai that are best for you.

Fly from

Ottawa

Fly to

Chiang Mai

Route

Depart

Return

Price

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Sat 6/12

5:50 p.m.-11:20 a.m.

2 stops29h 30m

Chiang Mai

Sat 17/1

9:40 p.m.-6:43 a.m.

2 stops45h 03m

C$ 1,677

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Sat 6/12

5:50 p.m.-7:00 p.m.

2 stops37h 10m

Chiang Mai

Sat 10/1

12:00 p.m.-3:45 p.m.

2 stops39h 45m

C$ 2,130

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Thu 13/11

5:40 a.m.-10:55 p.m.

2 stops29h 15m

Chiang Mai

Sun 16/11

12:15 a.m.-12:42 a.m.

2 stops36h 27m

C$ 2,749

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Tue 28/10

6:45 p.m.-7:30 a.m.

3 stops49h 45m

C$ 633

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Wed 18/2

8:50 a.m.-4:50 p.m.

3 stops44h 00m

C$ 704

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Mon 9/2

8:50 a.m.-5:45 p.m.

3 stops44h 55m

C$ 736

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Fri 20/2

6:00 a.m.-12:35 a.m.

3 stops54h 35m

C$ 739

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Tue 17/2

6:00 a.m.-12:35 a.m.

3 stops54h 35m

C$ 762

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Thu 19/2

5:50 p.m.-9:25 a.m.

2 stops27h 35m

C$ 768

OttawaChiang Mai

YOW - CNX

YOWCNX

Ottawa

Tue 17/2

5:50 p.m.-11:00 a.m.

2 stops29h 10m

C$ 780

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 12 results
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Best time to book a flight from Ottawa to Chiang Mai

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

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa 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.

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