When did momondo last update prices for flights from Montreal to Ko Samui Airport?

Prices for flights from Montreal to Ko Samui Airport refresh daily.

How many operators does momondo search for flights from Montreal to Ko Samui Airport?

As of November 2025, there is 1 operator available to choose from for flights from Montreal to Ko Samui Airport.

How old do you have to be to fly from Montreal 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 to Ko Samui Airport.

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

The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 347 Cheap Flights from Montreal to Ko Samui in 2025/26

1 adult

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Find the cheapest flights from Montreal to Ko Samui

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 p.m. - 1:10 p.m.YUL-USM

32h 10m2 stops

7:10 p.m. - 4:42 p.m.USM-YUL

32h 32m2 stops

C$ 1,416Multiple Airlines

Find Deal

Thu, 23 Apr - Sun, 3 May

6:00 p.m. - 11:05 a.m.YUL-USM

30h 05m2 stops

6:25 p.m. - 4:42 p.m.USM-YUL

33h 17m2 stops

C$ 1,450Multiple Airlines

Find Deal

Sat, 18 Apr - Sun, 3 May

1:25 p.m. - 11:10 a.m.YUL-USM

34h 45m2 stops

6:55 p.m. - 4:42 p.m.USM-YUL

32h 47m2 stops

C$ 1,482Multiple Airlines

Find Deal

Fri, 24 Apr - Sun, 3 May

7:30 a.m. - 7:30 a.m.YUL-USM

36h 00m3 stops

8:40 p.m. - 5:00 p.m.USM-YUL

32h 20m2 stops

C$ 1,519Multiple Airlines

Find Deal

Sun, 11 Jan - Wed, 21 Jan

6:25 p.m. - 6:50 p.m.YUL-USM

36h 25m2 stops

6:05 p.m. - 5:00 p.m.USM-YUL

34h 55m2 stops

C$ 1,534Multiple Airlines

Find Deal

Wed, 18 Feb - Fri, 6 Mar

6:25 p.m. - 6:50 p.m.YUL-USM

36h 25m2 stops

6:05 p.m. - 5:00 p.m.USM-YUL

34h 55m2 stops

C$ 1,535Multiple Airlines

Find Deal

Wed, 18 Feb - Fri, 6 Mar

6:25 p.m. - 5:10 p.m.YUL-USM

34h 45m2 stops

7:45 p.m. - 8:00 p.m.USM-YUL

36h 15m2 stops

C$ 1,584Multiple Airlines

Find Deal

Wed, 25 Feb - Sat, 7 Mar

7:30 a.m. - 7:30 a.m.YUL-USM

36h 00m3 stops

10:00 a.m. - 12:32 a.m.USM-YUL

26h 32m3 stops

C$ 1,605Multiple Airlines

Find Deal

Sun, 11 Jan - Wed, 21 Jan

9:00 a.m. - 9:20 a.m.YUL-USM

36h 20m2 stops

8:20 p.m. - 5:00 p.m.USM-YUL

32h 40m2 stops

C$ 1,625Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 30 Jan

6:25 p.m. - 11:00 a.m.YUL-USM

28h 35m2 stops

7:45 p.m. - 6:25 p.m.USM-YUL

34h 40m2 stops

C$ 1,635Multiple Airlines

Find Deal

Wed, 25 Feb - Sat, 7 Mar

SWISS flights from Montreal to Ko Samui

Our best SWISS deals on Montreal to Ko Samui flight tickets

SWISS

15 Jan

YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl

29h 55m

2 stops

USM10:40 a.m.Ko Samui

30 Jan

USM4:25 p.m.Ko Samui

34h 45m

3 stops

YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 4,011

Find similar

SWISS

15 Jan

YUL5:10 p.m.Montreal Pierre Elliott Trudeau Intl

29h 30m

3 stops

USM10:40 a.m.Ko Samui

30 Jan

USM4:25 p.m.Ko Samui

34h 45m

3 stops

YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 6,918

Find similar

SWISS

16 Jan

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

31h 20m

3 stops

USM3:35 p.m.Ko Samui

30 Jan

USM4:25 p.m.Ko Samui

34h 45m

3 stops

YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 6,957

Find similar

Qatar Airways flights from Montreal to Ko Samui

Our best Qatar Airways deals on Montreal to Ko Samui flight tickets

Qatar Airways

11 Jan

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

27h 45m

2 stops

USM12:35 p.m.Ko Samui

21 Jan

USM9:10 p.m.Ko Samui

52h 55m

2 stops

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

C$ 2,474

Find similar

Qatar Airways

14 Jan

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

25h 45m

2 stops

USM10:35 a.m.Ko Samui

30 Jan

USM8:30 p.m.Ko Samui

53h 35m

2 stops

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

C$ 2,477

Find similar

Qatar Airways

13 Jan

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

24h 30m

2 stops

USM9:20 a.m.Ko Samui

30 Jan

USM8:20 p.m.Ko Samui

53h 45m

2 stops

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

C$ 2,580

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

6:00 p.m.-1:10 p.m.

2 stops32h 10m

Ko Samui

Sun 3/5

7:10 p.m.-4:42 p.m.

2 stops32h 32m

C$ 1,416

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sat 18/4

6:00 p.m.-11:05 a.m.

2 stops30h 05m

Ko Samui

Sun 3/5

6:25 p.m.-4:42 p.m.

2 stops33h 17m

C$ 1,450

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

1:25 p.m.-11:10 a.m.

2 stops34h 45m

Ko Samui

Sun 3/5

6:55 p.m.-4:42 p.m.

2 stops32h 47m

C$ 1,482

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 11/1

7:30 a.m.-7:30 a.m.

3 stops36h 00m

Ko Samui

Wed 21/1

8:40 p.m.-5:00 p.m.

2 stops32h 20m

C$ 1,519

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

6:25 p.m.-6:50 p.m.

2 stops36h 25m

Ko Samui

Fri 6/3

6:05 p.m.-5:00 p.m.

2 stops34h 55m

C$ 1,534

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

6:25 p.m.-6:50 p.m.

2 stops36h 25m

Ko Samui

Fri 6/3

6:05 p.m.-5:00 p.m.

2 stops34h 55m

C$ 1,535

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

6:25 p.m.-5:10 p.m.

2 stops34h 45m

Ko Samui

Sat 7/3

7:45 p.m.-8:00 p.m.

2 stops36h 15m

C$ 1,584

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 11/1

7:30 a.m.-7:30 a.m.

3 stops36h 00m

Ko Samui

Wed 21/1

10:00 a.m.-12:32 a.m.

3 stops26h 32m

C$ 1,605

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

9:00 a.m.-9:20 a.m.

2 stops36h 20m

Ko Samui

Fri 30/1

8:20 p.m.-5:00 p.m.

2 stops32h 40m

C$ 1,625

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

6:25 p.m.-11:00 a.m.

2 stops28h 35m

Ko Samui

Sat 7/3

7:45 p.m.-6:25 p.m.

2 stops34h 40m

C$ 1,635

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 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

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$ 627. Flights from Montreal to Ko Samui on a Sunday will generally be more expensive and average around C$ 1,750. 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 to Ko Samui in the morning for as low as C$ 481. 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$ 1,609 on average. Flights to Ko Samui from Montreal at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Montreal to Ko Samui

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

Estimated round-trip price

Cheap Montreal to Ko Samui (YMQ to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Ko Samui

Direct flights	None

There are no direct flights from Montreal to Ko Samui. There are no popular flight routes from Montreal to Ko Samui.

Search flight deals

How far is Montreal to Ko Samui by plane?
Ko Samui is 13854.2 km away from Montreal. A reasonable flight in good conditions will take 24h 30m.
When did momondo last update prices for flights from Montreal to Ko Samui Airport?
Prices for flights from Montreal to Ko Samui Airport refresh daily.
How many operators does momondo search for flights from Montreal to Ko Samui Airport?
As of November 2025, there is 1 operator available to choose from for flights from Montreal to Ko Samui Airport.
How old do you have to be to fly from Montreal 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 to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Montreal to Ko Samui

Compare and see reviews for airlines that fly from Montreal to Ko Samui with momondo

Airline	Rating	Free Cancellation	Price
Qatar Airways	PriceFrom C$ 2,051	Free Cancellation	Rating 7.4 3,662 reviews		Search Qatar Airways flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

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

Finding the right flight to Ko Samui from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ko Samui quick and easy, saving you time and money.

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

Yes. All flights to Ko Samui from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Montreal and Ko Samui by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Montreal to Ko Samui flights. All you need is a valid email address and we will do the rest; it is that quick and easy.