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 September 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$ 343 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

8:50 p.m. - 9:20 a.m.YUL-USM

24h 30m2 stops

3:35 p.m. - 2:05 p.m.USM-YUL

34h 30m2 stops

C$ 1,921Qatar Airways

Find Deal

Fri, 14 Nov - Sun, 30 Nov

12:30 p.m. - 8:10 a.m.YUL-USM

31h 40m2 stops

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

32h 40m2 stops

C$ 2,010

Find Deal

Tue, 9 Dec - Tue, 16 Dec

12:35 p.m. - 8:15 a.m.YUL-USM

32h 40m2 stops

4:25 p.m. - 2:45 p.m.USM-YUL

33h 20m2 stops

C$ 2,269

Find Deal

Thu, 25 Sep - Thu, 9 Oct

7:05 p.m. - 12:35 p.m.YUL-USM

29h 30m2 stops

4:25 p.m. - 3:20 p.m.USM-YUL

34h 55m2 stops

C$ 2,437Air France

Find Deal

Thu, 20 Nov - Mon, 24 Nov

7:35 p.m. - 10:40 a.m.YUL-USM

28h 05m3 stops

9:35 a.m. - 3:10 p.m.USM-YUL

41h 35m2 stops

C$ 3,643SWISS

Find Deal

Thu, 30 Oct - Thu, 6 Nov

8:50 p.m. - 3:40 p.m.YUL-USM

54h 50m2 stops

3:05 p.m. - 2:05 p.m.USM-YUL

59h 00m2 stops

C$ 4,527Qatar Airways

Find Deal

Wed, 17 Dec - Sat, 3 Jan

6:35 p.m. - 10:40 a.m.YUL-USM

28h 05m3 stops

9:20 a.m. - 3:10 p.m.USM-YUL

41h 50m2 stops

C$ 5,588SWISS

Find Deal

Thu, 18 Dec - Thu, 1 Jan

7:05 p.m. - 10:35 a.m.YUL-USM

27h 30m2 stops

8:30 a.m. - 12:15 p.m.USM-YUL

39h 45m2 stops

C$ 6,689Air France

Find Deal

Thu, 18 Dec - Sat, 3 Jan

10:40 a.m. - 5:30 p.m.YUL-USM

42h 50m2 stops

1:25 p.m. - 7:35 a.m.USM-YUL

54h 10m2 stops

C$ 7,094Emirates

Find Deal

Thu, 18 Dec - Wed, 31 Dec

10:40 a.m. - 5:30 p.m.YUL-USM

42h 50m2 stops

1:25 p.m. - 7:35 a.m.USM-YUL

30h 10m2 stops

C$ 7,145Emirates

Find Deal

Sat, 20 Dec - Wed, 31 Dec

SWISS flights from Montreal to Ko Samui

Our best SWISS deals on Montreal to Ko Samui flight tickets

SWISS

30 Oct

YUL7:35 p.m.Montreal Pierre Elliott Trudeau Intl

28h 05m

3 stops

USM10:40 a.m.Ko Samui

6 Nov

USM9:35 a.m.Ko Samui

41h 35m

2 stops

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

C$ 3,643

Find similar

SWISS

18 Dec

YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl

28h 05m

3 stops

USM10:40 a.m.Ko Samui

1 Jan

USM9:20 a.m.Ko Samui

41h 50m

2 stops

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

C$ 5,588

Find similar

SWISS

30 Oct

YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl

31h 55m

3 stops

USM2:55 p.m.Ko Samui

6 Nov

USM9:35 a.m.Ko Samui

42h 00m

3 stops

YUL3:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 6,299

Find similar

Qatar Airways flights from Montreal to Ko Samui

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

Qatar Airways

14 Nov

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

24h 30m

2 stops

USM9:20 a.m.Ko Samui

30 Nov

USM3:35 p.m.Ko Samui

34h 30m

2 stops

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

C$ 1,921

Find similar

Qatar Airways

17 Dec

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

54h 50m

2 stops

USM3:40 p.m.Ko Samui

3 Jan

USM3:05 p.m.Ko Samui

59h 00m

2 stops

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

C$ 4,527

Find similar

Qatar Airways

17 Dec

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

52h 15m

2 stops

USM1:05 p.m.Ko Samui

31 Dec

USM3:50 p.m.Ko Samui

58h 15m

2 stops

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

C$ 4,569

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 14/11

8:50 p.m.-9:20 a.m.

2 stops24h 30m

Ko Samui

Sun 30/11

3:35 p.m.-2:05 p.m.

2 stops34h 30m

C$ 1,921

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

12:30 p.m.-8:10 a.m.

2 stops31h 40m

Ko Samui

Tue 16/12

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

2 stops32h 40m

C$ 2,010

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

12:35 p.m.-8:15 a.m.

2 stops32h 40m

Ko Samui

Thu 9/10

4:25 p.m.-2:45 p.m.

2 stops33h 20m

C$ 2,269

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

7:05 p.m.-12:35 p.m.

2 stops29h 30m

Ko Samui

Mon 24/11

4:25 p.m.-3:20 p.m.

2 stops34h 55m

C$ 2,437

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

7:35 p.m.-10:40 a.m.

3 stops28h 05m

Ko Samui

Thu 6/11

9:35 a.m.-3:10 p.m.

2 stops41h 35m

C$ 3,643

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Wed 17/12

8:50 p.m.-3:40 p.m.

2 stops54h 50m

Ko Samui

Sat 3/1

3:05 p.m.-2:05 p.m.

2 stops59h 00m

C$ 4,527

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 18/12

6:35 p.m.-10:40 a.m.

3 stops28h 05m

Ko Samui

Thu 1/1

9:20 a.m.-3:10 p.m.

2 stops41h 50m

C$ 5,588

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 18/12

7:05 p.m.-10:35 a.m.

2 stops27h 30m

Ko Samui

Sat 3/1

8:30 a.m.-12:15 p.m.

2 stops39h 45m

C$ 6,689

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 18/12

10:40 a.m.-5:30 p.m.

2 stops42h 50m

Ko Samui

Wed 31/12

1:25 p.m.-7:35 a.m.

2 stops54h 10m

C$ 7,094

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sat 20/12

10:40 a.m.-5:30 p.m.

2 stops42h 50m

Ko Samui

Wed 31/12

1:25 p.m.-7:35 a.m.

2 stops30h 10m

C$ 7,145

Flights are sorted by cheapest round-trip flights first.

Sorted 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$ 620. Flights from Montreal to Ko Samui on a Sunday will generally be more expensive and average around C$ 1,729. 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$ 476. 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$ 1,589 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 23h 25m.
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 September 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$ 2,026	Free Cancellation	Rating 7.4 3,624 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.