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. Thursday 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 23% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Montreal to Ko Samui?

Etihad Airways is the most popular carrier operating from Montreal to Ko Samui

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.

How often are flights from Montreal to Ko Samui delayed?

Historically, on average around 23% 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.

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 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$ 341 Cheap Flights from Montreal to Ko Samui in 2026

1 adult

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Find the cheapest flights from Montreal to Ko Samui

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 p.m. - 8:40 a.m.

YUL

USM

27h 20m2 stops

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

USM

YUL

32h 20m2 stops

C$ 1,256Multiple Airlines

Mon, 23 Mar - Wed, 29 Apr

6:20 p.m. - 9:20 a.m.

YUL

USM

28h 00m2 stops

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

USM

YUL

32h 20m2 stops

C$ 1,280Multiple Airlines

Sun, 22 Mar - Wed, 29 Apr

6:20 p.m. - 8:40 a.m.

YUL

USM

27h 20m2 stops

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

USM

YUL

30h 58m2 stops

C$ 1,290Multiple Airlines

Mon, 23 Mar - Thu, 30 Apr

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

YUL

USM

26h 50m2 stops

8:35 p.m. - 5:05 p.m.

USM

YUL

31h 30m2 stops

C$ 1,308Multiple Airlines

Mon, 23 Mar - Tue, 28 Apr

6:20 p.m. - 11:30 a.m.

YUL

USM

30h 10m2 stops

8:35 p.m. - 4:58 p.m.

USM

YUL

31h 23m2 stops

C$ 1,316Multiple Airlines

Sun, 22 Mar - Thu, 30 Apr

6:20 p.m. - 10:35 a.m.

YUL

USM

29h 15m2 stops

7:55 p.m. - 5:05 p.m.

USM

YUL

32h 10m2 stops

C$ 1,334Multiple Airlines

Sun, 22 Mar - Tue, 28 Apr

7:30 a.m. - 9:20 a.m.

YUL

USM

37h 50m2 stops

7:45 p.m. - 5:00 p.m.

USM

YUL

32h 15m2 stops

C$ 1,410Multiple Airlines

Thu, 19 Feb - Thu, 12 Mar

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

YUL

USM

26h 50m2 stops

8:35 p.m. - 5:05 p.m.

USM

YUL

31h 30m2 stops

C$ 1,532Multiple Airlines

Tue, 24 Mar - Wed, 29 Apr

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

YUL

USM

26h 50m2 stops

8:35 p.m. - 5:00 p.m.

USM

YUL

31h 25m2 stops

C$ 1,558Multiple Airlines

Tue, 24 Mar - Thu, 30 Apr

6:25 p.m. - 10:35 a.m.

YUL

USM

28h 10m2 stops

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

USM

YUL

31h 40m2 stops

C$ 1,755Multiple Airlines

Sun, 15 Feb - Sun, 8 Mar

Emirates flights from Montreal to Ko Samui

Our best Emirates deals on Montreal to Ko Samui flight tickets

Emirates

22 Mar

YUL11:40 a.m.Montreal Pierre Elliott Trudeau Intl

42h 20m

2 stops

USM5:00 p.m.Ko Samui

26 Apr

USM2:00 p.m.Ko Samui

29h 00m

2 stops

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

C$ 2,066

Find similar

Emirates

23 Mar

YUL11:40 a.m.Montreal Pierre Elliott Trudeau Intl

34h 00m

2 stops

USM8:40 a.m.Ko Samui

27 Apr

USM2:00 p.m.Ko Samui

29h 00m

2 stops

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

C$ 2,072

Find similar

Emirates

20 Mar

YUL11:40 a.m.Montreal Pierre Elliott Trudeau Intl

42h 20m

2 stops

USM5:00 p.m.Ko Samui

26 Apr

USM8:45 a.m.Ko Samui

34h 15m

2 stops

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

C$ 2,117

Find similar

Qatar Airways flights from Montreal to Ko Samui

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

Qatar Airways

25 Mar

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

35h 35m

2 stops

USM8:25 p.m.Ko Samui

26 Apr

USM10:05 a.m.Ko Samui

39h 40m

2 stops

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

C$ 2,086

Find similar

Qatar Airways

25 Mar

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

35h 35m

2 stops

USM8:25 p.m.Ko Samui

30 Apr

USM8:50 p.m.Ko Samui

28h 55m

2 stops

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

C$ 2,142

Find similar

Qatar Airways

20 Mar

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

28h 00m

2 stops

USM12:50 p.m.Ko Samui

30 Apr

USM8:50 p.m.Ko Samui

28h 55m

2 stops

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

C$ 2,198

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

6:20 p.m.-8:40 a.m.

2 stops27h 20m

Ko Samui

Wed 29/4

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

2 stops32h 20m

C$ 1,256

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

6:20 p.m.-9:20 a.m.

2 stops28h 00m

Ko Samui

Wed 29/4

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

2 stops32h 20m

C$ 1,280

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

6:20 p.m.-8:40 a.m.

2 stops27h 20m

Ko Samui

Thu 30/4

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

2 stops30h 58m

C$ 1,290

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

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

2 stops26h 50m

Ko Samui

Tue 28/4

8:35 p.m.-5:05 p.m.

2 stops31h 30m

C$ 1,308

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

6:20 p.m.-11:30 a.m.

2 stops30h 10m

Ko Samui

Thu 30/4

8:35 p.m.-4:58 p.m.

2 stops31h 23m

C$ 1,316

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

6:20 p.m.-10:35 a.m.

2 stops29h 15m

Ko Samui

Tue 28/4

7:55 p.m.-5:05 p.m.

2 stops32h 10m

C$ 1,334

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

7:30 a.m.-9:20 a.m.

2 stops37h 50m

Ko Samui

Thu 12/3

7:45 p.m.-5:00 p.m.

2 stops32h 15m

C$ 1,410

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

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

2 stops26h 50m

Ko Samui

Wed 29/4

8:35 p.m.-5:05 p.m.

2 stops31h 30m

C$ 1,532

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

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

2 stops26h 50m

Ko Samui

Thu 30/4

8:35 p.m.-5:00 p.m.

2 stops31h 25m

C$ 1,558

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

6:25 p.m.-10:35 a.m.

2 stops28h 10m

Ko Samui

Sun 8/3

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

2 stops31h 40m

C$ 1,755

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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

Prices

Airlines

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$ 617. Flights from Montreal to Ko Samui on a Sunday will generally be more expensive and average around C$ 1,720. 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$ 473. 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$ 1,581 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

Fastest flight time	27h 20m
Direct flights	None

The fastest flight from Montreal to Ko Samui takes 27h 20m

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 27h 20m.
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 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.

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.