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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Chiang Mai from C$ 876

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — CNX
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Chiang Mai

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Chiang Mai
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2026.

Sun 24/59:35 p.m.
YUL
-
CNX
2 stops29h 15m
Multiple Airlines
Tue 2/66:35 a.m.
CNX
-
YUL
2 stops44h 35m
Multiple Airlines
Deal found 23/4C$ 1,747
Thu 10/96:00 p.m.
YUL
-
CNX
2 stops35h 35m
Air Canada
Mon 14/95:35 p.m.
CNX
-
YUL
2 stops42h 04m
Air Canada
Deal found 19/4C$ 1,752
Sun 26/49:35 p.m.
YUL
-
CNX
2 stops26h 45m
Multiple Airlines
Fri 8/510:30 p.m.
CNX
-
YUL
2 stops52h 40m
Multiple Airlines
Deal found 21/4C$ 1,792
Tue 9/69:35 p.m.
YUL
-
CNX
2 stops28h 25m
Multiple Airlines
Wed 8/79:10 p.m.
CNX
-
YUL
2 stops52h 35m
Multiple Airlines
Deal found 22/4C$ 1,847
Tue 26/59:35 p.m.
YUL
-
CNX
2 stops34h 35m
Multiple Airlines
Sat 6/611:55 a.m.
CNX
-
YUL
2 stops39h 15m
Multiple Airlines
Deal found 22/4C$ 1,869
Fri 15/59:35 p.m.
YUL
-
CNX
2 stops30h 15m
Multiple Airlines
Sat 20/64:55 p.m.
CNX
-
YUL
2 stops32h 50m
Multiple Airlines
Deal found 23/4C$ 1,904

Find flight deals from Pierre Elliott Trudeau Intl to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) 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 24 April 2026.

Round-trip from

C$ 1,752

One-way from

C$ 876
Air Canada
  • Air Canada
  • 10/9-14/9
  • 4 total stops
  • 77h 39m total
  • Montreal to Chiang Mai
Search Deals
23/5
  • 23/5
  • 3 total stops
  • 48h 00m total
  • Montreal to Chiang Mai
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 24 April 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

9:35 p.m.-1:50 p.m.

2 stops29h 15m

Chiang Mai

Tue 2/6

6:35 a.m.-4:10 p.m.

2 stops44h 35m

C$ 1,747

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

9:35 p.m.-11:15 a.m.

2 stops26h 40m

Chiang Mai

Sat 6/6

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

3 stops43h 55m

C$ 2,167

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

5:30 p.m.-10:20 a.m.

3 stops29h 50m

Chiang Mai

Sat 20/6

4:55 p.m.-11:35 a.m.

3 stops29h 40m

C$ 2,219

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

12:30 p.m.-7:10 p.m.

3 stops43h 40m

Chiang Mai

Thu 9/7

11:55 a.m.-2:45 p.m.

2 stops37h 50m

C$ 2,354

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Mon 13/7

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

2 stops45h 55m

Chiang Mai

Mon 3/8

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

2 stops47h 00m

C$ 2,679

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

4:55 p.m.-9:45 a.m.

2 stops29h 50m

Chiang Mai

Thu 6/8

1:30 p.m.-7:15 a.m.

3 stops28h 45m

C$ 2,789

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Mon 13/7

6:35 p.m.-11:15 a.m.

2 stops29h 40m

Chiang Mai

Mon 3/8

11:00 p.m.-6:40 p.m.

1 stop30h 40m

C$ 2,848

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

9:35 p.m.-1:45 p.m.

2 stops29h 10m

Chiang Mai

Sun 9/8

8:00 p.m.-2:45 p.m.

2 stops29h 45m

C$ 2,869
Quickest round-trip

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Sun 12/7

6:25 p.m.-9:45 a.m.

2 stops28h 20m

Chiang Mai

Thu 6/8

1:30 p.m.-7:15 a.m.

3 stops28h 45m

C$ 2,895
Cheapest one-way

MontrealChiang Mai

YUL - CNX

YULCNX

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

9:35 p.m.-4:15 p.m.

2 stops31h 40m

C$ 993

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Pierre Elliott Trudeau Intl to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl?

    Chiang Mai (CNX) is the airport you will fly into if you book a flight from Montreal Pierre Elliott Trudeau Intl to Chiang Mai. You should not have trouble finding flights to Chiang Mai from Montreal Pierre Elliott Trudeau Intl; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Chiang Mai airport from Montreal Pierre Elliott Trudeau Intl. It is only a 3.1 km journey from Chiang Mai (CNX) to Chiang Mai’s city centre.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Chiang Mai?

    For as low as C$ 2,354, Qatar Airways can have you in Chiang Mai from Montreal Pierre Elliott Trudeau Intl Airport in 43h 40m. There are 12826 km between Montreal Pierre Elliott Trudeau Intl Airport and Chiang Mai.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Chiang Mai that include hotel bookings?

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

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Chiang Mai?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Chiang Mai?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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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Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Chiang Mai?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Chiang Mai from Pierre Elliott Trudeau Intl.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Chiang Mai with no change fees?

Certainly. Search results for flights to Chiang Mai from Pierre Elliott Trudeau Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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