How often are flights from Montreal to Ko Samui delayed?

Historically, on average around 24% of flights between Montreal and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

Which airline has the best punctuality record on Montreal to Ko Samui flights?

According to our data, Air Canada has had the least delays on this route over the last 12 months, with about 25% of their flights experiencing any sort of delay.

What is the most punctual flight time for Montreal to Ko Samui flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

What documentation or ID do you need to fly to Ko Samui Airport?

The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 377 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui in 2026

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 p.m. - 10:45 a.m.

YUL

USM

29h 45m

2 stops

9:00 p.m. - 4:58 p.m.

USM

YUL

30h 58m

2 stops

C$ 1,702Multiple Airlines

Wed, 13 May - Thu, 21 May

6:00 p.m. - 8:35 a.m.

YUL

USM

27h 35m

2 stops

7:10 p.m. - 4:58 p.m.

USM

YUL

32h 48m

2 stops

C$ 1,707Multiple Airlines

Wed, 13 May - Thu, 21 May

8:30 a.m. - 6:15 p.m.

YUL

USM

46h 45m

2 stops

11:45 a.m. - 11:21 p.m.

USM

YUL

46h 36m

3 stops

C$ 1,942Multiple Airlines

Fri, 10 Apr - Sun, 19 Apr

9:35 p.m. - 10:45 a.m.

YUL

USM

26h 10m

2 stops

9:00 p.m. - 2:45 p.m.

USM

YUL

28h 45m

2 stops

C$ 2,228Multiple Airlines

Fri, 10 Apr - Sun, 19 Apr

7:55 p.m. - 11:40 a.m.

YUL

USM

28h 45m

2 stops

11:05 a.m. - 5:05 p.m.

USM

YUL

41h 00m

2 stops

C$ 2,237Multiple Airlines

Fri, 10 Apr - Sat, 18 Apr

9:50 p.m. - 9:20 a.m.

YUL

USM

24h 30m

2 stops

8:20 a.m. - 2:45 p.m.

USM

YUL

41h 25m

2 stops

C$ 2,275Multiple Airlines

Mon, 9 Mar - Sat, 4 Apr

6:00 p.m. - 3:25 p.m.

YUL

USM

34h 25m

3 stops

8:35 p.m. - 7:15 a.m.

USM

YUL

45h 40m

3 stops

C$ 2,290Multiple Airlines

Fri, 10 Apr - Sun, 19 Apr

8:30 a.m. - 6:15 p.m.

YUL

USM

46h 45m

2 stops

8:40 a.m. - 9:00 p.m.

USM

YUL

47h 20m

3 stops

C$ 2,304Multiple Airlines

Fri, 10 Apr - Sat, 18 Apr

6:20 p.m. - 8:10 a.m.

YUL

USM

26h 50m

2 stops

7:45 p.m. - 5:05 p.m.

USM

YUL

32h 20m

2 stops

C$ 2,310Multiple Airlines

Mon, 9 Mar - Mon, 6 Apr

6:00 p.m. - 3:25 p.m.

YUL

USM

34h 25m

3 stops

8:40 a.m. - 9:00 p.m.

USM

YUL

47h 20m

3 stops

C$ 2,357Multiple Airlines

Fri, 10 Apr - Sat, 18 Apr

Qatar Airways flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Our best Qatar Airways deals on Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui flight tickets

Qatar Airways

25 Feb

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

52h 15m

2 stops

USM1:05 p.m.Ko Samui

7 Mar

USM8:15 a.m.Ko Samui

65h 50m

2 stops

YUL2:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,397

Qatar Airways

25 Feb

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

52h 15m

2 stops

USM1:05 p.m.Ko Samui

7 Mar

USM8:15 a.m.Ko Samui

65h 50m

2 stops

YUL2:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,402

Qatar Airways

11 Mar

YUL9:50 p.m.Montreal Pierre Elliott Trudeau Intl

47h 20m

2 stops

USM8:10 a.m.Ko Samui

4 Apr

USM8:20 a.m.Ko Samui

41h 25m

2 stops

YUL2:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,435

Cathay Pacific flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Our best Cathay Pacific deals on Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui flight tickets

Cathay Pacific

18 Feb

YUL8:10 p.m.Montreal Pierre Elliott Trudeau Intl

32h 30m

3 stops

USM4:40 p.m.Ko Samui

6 Mar

USM7:55 a.m.Ko Samui

28h 43m

3 stops

YUL12:38 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 7,199

Cathay Pacific

18 Feb

YUL8:10 p.m.Montreal Pierre Elliott Trudeau Intl

35h 25m

2 stops

USM7:35 p.m.Ko Samui

6 Mar

USM7:55 a.m.Ko Samui

28h 43m

3 stops

YUL12:38 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 7,400

Cathay Pacific

18 Feb

YUL8:10 p.m.Montreal Pierre Elliott Trudeau Intl

35h 25m

2 stops

USM7:35 p.m.Ko Samui

6 Mar

USM7:55 a.m.Ko Samui

28h 43m

3 stops

YUL12:38 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 7,401

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

6:00 p.m.-10:45 a.m.

2 stops29h 45m

Ko Samui

Thu 21/5

9:00 p.m.-4:58 p.m.

2 stops30h 58m

C$ 1,702

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

6:00 p.m.-8:35 a.m.

2 stops27h 35m

Ko Samui

Thu 21/5

7:10 p.m.-4:58 p.m.

2 stops32h 48m

C$ 1,707

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

8:30 a.m.-6:15 p.m.

2 stops46h 45m

Ko Samui

Sun 19/4

11:45 a.m.-11:21 p.m.

3 stops46h 36m

C$ 1,942

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

9:35 p.m.-10:45 a.m.

2 stops26h 10m

Ko Samui

Sun 19/4

9:00 p.m.-2:45 p.m.

2 stops28h 45m

C$ 2,228

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

7:55 p.m.-11:40 a.m.

2 stops28h 45m

Ko Samui

Sat 18/4

11:05 a.m.-5:05 p.m.

2 stops41h 00m

C$ 2,237

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

9:50 p.m.-9:20 a.m.

2 stops24h 30m

Ko Samui

Sat 4/4

8:20 a.m.-2:45 p.m.

2 stops41h 25m

C$ 2,275

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

6:00 p.m.-3:25 p.m.

3 stops34h 25m

Ko Samui

Sun 19/4

8:35 p.m.-7:15 a.m.

3 stops45h 40m

C$ 2,290

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

8:30 a.m.-6:15 p.m.

2 stops46h 45m

Ko Samui

Sat 18/4

8:40 a.m.-9:00 p.m.

3 stops47h 20m

C$ 2,304

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

6:20 p.m.-8:10 a.m.

2 stops26h 50m

Ko Samui

Mon 6/4

7:45 p.m.-5:05 p.m.

2 stops32h 20m

C$ 2,310

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

6:00 p.m.-3:25 p.m.

3 stops34h 25m

Ko Samui

Sat 18/4

8:40 a.m.-9:00 p.m.

3 stops47h 20m

C$ 2,357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Delays

What is the cheapest day to depart on your flight to Ko Samui?

Our data shows that Friday is the least expensive day to fly to Ko Samui. Tickets to fly out on this day can be as low as C$ 612. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui on a Sunday will generally be more expensive and average around C$ 1,706. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ko Samui?

According to our data, the cheapest time of day to fly to Ko Samui is in the morning. momondo users have found flights departing from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui in the morning for as low as C$ 469. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 1,568 on average. Flights to Ko Samui from Montreal Pierre Elliott Trudeau Intl Airport at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui (YUL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Fastest flight time	27h 00m
Direct flights	None

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui takes 27h 00m

There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui.

Search flight deals

How far is Montreal Pierre Elliott Trudeau Intl to Ko Samui by plane?
Ko Samui is 13860.2 km away from Montreal Pierre Elliott Trudeau Intl. Typically, this will take 27h 00m by plane in normal conditions.
When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui Airport?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui Airport were last updated today.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Ko Samui?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Ko Samui . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Montreal to Ko Samui with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Montreal to Ko Samui flights to just show those with flexible booking policies.

How can momondo help me find flights from Montreal to Ko Samui?

Once you have performed a search for Montreal to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Montreal to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui from C$ 1,008

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Qatar Airways flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Our best Qatar Airways deals on Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui flight tickets

Cathay Pacific flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Our best Cathay Pacific deals on Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui flight tickets

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui that are best for you.

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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

What is the cheapest day to depart on your flight to Ko Samui?

What is the cheapest time of day to depart on your flight to Ko Samui?

How often are flights from Montreal to Ko Samui delayed?

Historically, on average around 24% of flights between Montreal and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

What is the most punctual flight time for Montreal to Ko Samui flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Montreal to Ko Samui flights?

According to our data, Air Canada has had the least delays on this route over the last 12 months, with about 25% of their flights experiencing any sort of delay.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui (YUL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui

Fastest flight time

Direct flights

How far is Montreal Pierre Elliott Trudeau Intl to Ko Samui by plane?

When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui Airport?

How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui Airport?

What documentation or ID do you need to fly to Ko Samui Airport?

Travelling to a place near Ko Samui?

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Ko Samui?

Can I find flights from Montreal to Ko Samui with flexible booking policies on momondo?

How can momondo help me find flights from Montreal to Ko Samui?

I’m not ready to book a flight from Montreal to Ko Samui right now. Can momondo alert me if prices change?

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Airports servicing Thailand

Cabin classes currently available on flights to Ko Samui

List of cabin classes available on flights landing in Ko Samui. Availability may vary depending on flight origin and airline.

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