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 August 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 (YMQ-USM) in 2025

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Montreal to Ko Samui (YMQ-USM)

Round-trip

One-way

Cheap round-trip flights

6:30 p.m. - 9:10 p.m.YUL-USM

39h 40m2 stops

10:55 a.m. - 8:05 p.m.USM-YUL

44h 10m2 stops

C$ 1,429

Find Deal

Mon, 29 Sep - Mon, 6 Oct

6:20 p.m. - 2:55 p.m.YUL-USM

32h 35m2 stops

4:25 p.m. - 5:00 p.m.USM-YUL

36h 35m2 stops

C$ 1,818

Find Deal

Sat, 31 Jan - Sat, 28 Feb

1:25 p.m. - 10:35 a.m.YUL-USM

33h 10m2 stops

7:45 p.m. - 9:00 p.m.USM-YUL

37h 15m3 stops

C$ 2,002

Find Deal

Sat, 31 Jan - Sat, 28 Feb

8:50 p.m. - 6:15 p.m.YUL-USM

33h 25m2 stops

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

33h 20m2 stops

C$ 2,023Qatar Airways

Find Deal

Tue, 4 Nov - Mon, 27 Apr

8:50 p.m. - 6:15 p.m.YUL-USM

33h 25m2 stops

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

33h 20m2 stops

C$ 2,027

Find Deal

Tue, 4 Nov - Mon, 27 Apr

5:00 p.m. - 9:05 p.m.YUL-USM

40h 05m2 stops

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

34h 55m2 stops

C$ 2,028Air France

Find Deal

Thu, 20 Nov - Mon, 24 Nov

7:05 p.m. - 9:05 p.m.YUL-USM

38h 00m2 stops

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

34h 55m2 stops

C$ 2,031Air France

Find Deal

Thu, 20 Nov - Mon, 24 Nov

9:50 p.m. - 1:45 p.m.YUL-USM

28h 55m3 stops

9:15 a.m. - 12:40 a.m.USM-YUL

26h 25m3 stops

C$ 2,225EVA Air

Find Deal

Mon, 29 Sep - Mon, 6 Oct

10:15 a.m. - 8:15 a.m.YUL-USM

35h 00m3 stops

7:25 p.m. - 8:50 p.m.USM-YUL

36h 25m2 stops

C$ 2,234

Find Deal

Mon, 29 Sep - Mon, 6 Oct

8:15 p.m. - 1:50 p.m.YUL-USM

29h 35m3 stops

4:25 p.m. - 3:00 p.m.USM-YUL

33h 35m2 stops

C$ 2,477SWISS

Find Deal

Tue, 4 Nov - Mon, 27 Apr

Air France flights from Montreal to Ko Samui

Our best Air France deals on Montreal to Ko Samui flight tickets

Air France

20 Nov

YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl

40h 05m

2 stops

USM9:05 p.m.Ko Samui

24 Nov

USM4:25 p.m.Ko Samui

34h 55m

2 stops

YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,028

Find similar

Air France

20 Nov

YUL7:05 p.m.Montreal Pierre Elliott Trudeau Intl

38h 00m

2 stops

USM9:05 p.m.Ko Samui

24 Nov

USM4:25 p.m.Ko Samui

34h 55m

2 stops

YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,031

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

6:30 p.m.-9:10 p.m.

2 stops39h 40m

Ko Samui

Mon 6/10

10:55 a.m.-8:05 p.m.

2 stops44h 10m

C$ 1,429

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

6:20 p.m.-2:55 p.m.

2 stops32h 35m

Ko Samui

Sat 28/2

4:25 p.m.-5:00 p.m.

2 stops36h 35m

C$ 1,818

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

1:25 p.m.-10:35 a.m.

2 stops33h 10m

Ko Samui

Sat 28/2

7:45 p.m.-9:00 p.m.

3 stops37h 15m

C$ 2,002

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 4/11

8:50 p.m.-6:15 p.m.

2 stops33h 25m

Ko Samui

Mon 27/4

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

2 stops33h 20m

C$ 2,023

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 4/11

8:50 p.m.-6:15 p.m.

2 stops33h 25m

Ko Samui

Mon 27/4

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

2 stops33h 20m

C$ 2,027

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

5:00 p.m.-9:05 p.m.

2 stops40h 05m

Ko Samui

Mon 24/11

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

2 stops34h 55m

C$ 2,028

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

7:05 p.m.-9:05 p.m.

2 stops38h 00m

Ko Samui

Mon 24/11

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

2 stops34h 55m

C$ 2,031

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

9:50 p.m.-1:45 p.m.

3 stops28h 55m

Ko Samui

Mon 6/10

9:15 a.m.-12:40 a.m.

3 stops26h 25m

C$ 2,225

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

10:15 a.m.-8:15 a.m.

3 stops35h 00m

Ko Samui

Mon 6/10

7:25 p.m.-8:50 p.m.

2 stops36h 25m

C$ 2,234

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 4/11

8:15 p.m.-1:50 p.m.

3 stops29h 35m

Ko Samui

Mon 27/4

4:25 p.m.-3:00 p.m.

2 stops33h 35m

C$ 2,477

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$ 619. Flights from Montreal to Ko Samui on a Sunday will generally be more expensive and average around C$ 1,726. 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$ 475. 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$ 1,587 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

Best price found	C$ 1,429
Fastest flight time	24h 20m
Direct flights	None
Airports in Ko Samui	1 airport

The best flight deal from Montreal to Ko Samui found on momondo in the last 72 hours is C$ 1,429

The fastest flight from Montreal to Ko Samui takes 24h 20m

There are no direct flights from Montreal to Ko Samui. Popular non-direct route for this connection is Montreal Pierre Elliott Trudeau Intl Airport - Ko Samui Airport.

There is 1 airport near Ko Samui: Ko Samui (USM)

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 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 many operators does momondo search for flights from Montreal to Ko Samui Airport?
As of August 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$ 2,189	Free Cancellation	Rating 7.4 3,609 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.