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Cheap flights from Montreal to Samui International

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Flight deals from Montreal to Samui International Airport

Looking for a cheap last-minute deal or the best round-trip flight from Montreal to Samui International Airport? If you want to travel next month, round-trip fares start from $1,530. Find the lowest prices on one-way and round-trip tickets right here.
Koh Samui.$1,397 per passenger.Departing Sun, Aug 30, returning Sun, Sep 13.Round-trip flight with Porter Airlines and Bangkok Airways.Outbound indirect flight with Porter Airlines, departing from Montreal Pierre Elliott Trudeau on Sun, Aug 30, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Sun, Sep 13, arriving in Montreal St Hubert.Price includes taxes and charges.From $1,397, select.
Koh Samui.$1,490 per passenger.Departing Tue, Dec 1, returning Tue, Dec 22.Round-trip flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departing from Montreal Pierre Elliott Trudeau on Tue, Dec 1, arriving in Samui International.Inbound indirect flight with Qatar Airways, departing from Samui International on Tue, Dec 22, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,490, select.
Koh Samui.$1,490 per passenger.Departing Sun, Nov 29, returning Tue, Dec 22.Round-trip flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departing from Montreal Pierre Elliott Trudeau on Sun, Nov 29, arriving in Samui International.Inbound indirect flight with Qatar Airways, departing from Samui International on Tue, Dec 22, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,490, select.
Koh Samui.$1,530 per passenger.Departing Fri, May 1, returning Fri, May 8.Round-trip flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departing from Montreal Pierre Elliott Trudeau on Fri, May 1, arriving in Samui International.Inbound indirect flight with Qatar Airways, departing from Samui International on Fri, May 8, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,530, select.
Koh Samui.$1,644 per passenger.Departing Sat, Apr 25, returning Sun, May 10.Round-trip flight with Emirates.Outbound indirect flight with Emirates, departing from Montreal Pierre Elliott Trudeau on Sat, Apr 25, arriving in Samui International.Inbound indirect flight with Emirates, departing from Samui International on Sun, May 10, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,644, select.
Koh Samui.$1,677 per passenger.Departing Tue, Feb 23, returning Tue, Mar 23.Round-trip flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departing from Montreal Pierre Elliott Trudeau on Tue, Feb 23, arriving in Samui International.Inbound indirect flight with Qatar Airways, departing from Samui International on Tue, Mar 23, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,677, select.
Koh Samui.$1,696 per passenger.Departing Fri, Sep 25, returning Wed, Oct 7.Round-trip flight with WestJet and Bangkok Airways.Outbound indirect flight with WestJet, departing from Montreal Pierre Elliott Trudeau on Fri, Sep 25, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Wed, Oct 7, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,696, select.
Koh Samui.$1,739 per passenger.Departing Fri, Jun 5, returning Fri, Jun 12.Round-trip flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departing from Montreal Pierre Elliott Trudeau on Fri, Jun 5, arriving in Samui International.Inbound indirect flight with Qatar Airways, departing from Samui International on Fri, Jun 12, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,739, select.
Koh Samui.$1,756 per passenger.Departing Fri, Jan 1, returning Sun, Jan 24.Round-trip flight with Turkish Airlines and Scoot.Outbound indirect flight with Turkish Airlines, departing from Montreal Pierre Elliott Trudeau on Fri, Jan 1, arriving in Samui International.Inbound indirect flight with Scoot, departing from Samui International on Sun, Jan 24, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,756, select.
Koh Samui.$1,766 per passenger.Departing Tue, Dec 29, returning Tue, Jan 19.Round-trip flight with Emirates and Bangkok Airways.Outbound indirect flight with Emirates, departing from Montreal Pierre Elliott Trudeau on Tue, Dec 29, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Tue, Jan 19, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,766, select.
Koh Samui.$1,777 per passenger.Departing Wed, Jun 10, returning Sun, Jul 5.Round-trip flight with Emirates and Bangkok Airways.Outbound indirect flight with Emirates, departing from Montreal Pierre Elliott Trudeau on Wed, Jun 10, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Sun, Jul 5, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,777, select.
Koh Samui.$1,821 per passenger.Departing Wed, Apr 8, returning Mon, Apr 20.Round-trip flight with Emirates and Bangkok Airways.Outbound indirect flight with Emirates, departing from Montreal Pierre Elliott Trudeau on Wed, Apr 8, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Mon, Apr 20, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,821, select.
Koh Samui.$1,832 per passenger.Departing Fri, Feb 5, returning Fri, Feb 19.Round-trip flight with Emirates and Bangkok Airways.Outbound indirect flight with Emirates, departing from Montreal Pierre Elliott Trudeau on Fri, Feb 5, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Fri, Feb 19, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,832, select.
Koh Samui.$1,880 per passenger.Departing Thu, Jul 30, returning Sat, Aug 8.Round-trip flight with Porter Airlines and Scoot.Outbound indirect flight with Porter Airlines, departing from Montreal Pierre Elliott Trudeau on Thu, Jul 30, arriving in Samui International.Inbound indirect flight with Scoot, departing from Samui International on Sat, Aug 8, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,880, select.
Koh Samui.$1,881 per passenger.Departing Sat, Aug 1, returning Sat, Aug 15.Round-trip flight with Porter Airlines and Bangkok Airways.Outbound indirect flight with Porter Airlines, departing from Montreal Pierre Elliott Trudeau on Sat, Aug 1, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departing from Samui International on Sat, Aug 15, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,881, select.

Find the cheapest month to fly from Montreal to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to Samui International flights are currently cheapest in December.
Apr
from $1,821
May
from $1,530
Jun
from $1,739
Jul
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Aug
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Sep
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Oct
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Nov
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Dec
from $1,490
Jan
from $1,756
Feb
from $1,832
Mar
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Montreal to Samui International: Alternative routes

Compare routes from Montreal to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

Samui International

5km from central Koh Samui
ClosestCheapest
from $1,397
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Montreal to Koh Samui: Flight information

The things to know before you go.
Cheapest flight found$680
Cheapest month to flyApril

Finding cheap flights from Montreal to Samui International: Frequently asked questions

The best price we found for a round-trip flight from Montreal to Samui International is $1,397. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Montreal to Samui International. But we found flights with one stop from $1,397.
There are no flights flying from Montreal to Samui International, as of April 2026.
The cheapest month to fly from Montreal to Samui International is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Samui International Airport on Sunday, August 30, 2026.
No airlines currently offer direct flights between Montreal and Samui International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Samui International is Porter Airlines.

Traveling from Montreal to Ko Samui International Airport (USM): What you need to know

  • Koh Samui is 12 hours ahead of Montreal. Ko Samui International Airport is located in Koh Samui, which is in the UTC+7 timezone.

  • Leave plenty of time to catch your flight from Montreal to USM. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Popular months like July or other busy periods mean longer lines and possible delays. Stay ahead of the crowds by arriving at the airport even earlier. Plan for at least four hours ahead of international flights and two hours before domestic departures.

Airports in Montreal

Montreal-Trudeau International Airport (YUL)

  • Traveling from central Montreal to YUL takes about 45 minutes on public transport. If you drive, ride-share or take a cab, you'll cover the 19 kilometers in 25 minutes or so, depending on traffic conditions.

  • Booked an early flight from Montreal to Ko Samui International Airport? Avoid the mad dash to the terminal (and get a little more snooze time) by picking one of these stays close to Montreal-Trudeau International Airport:

  • When it comes to Montreal-Trudeau International Airport's on-time performance, data shows 65% of flights arrive within the expected time frame.

  • You'll find YUL at 975 Romeo Vachon Street North.

Montreal Metropolitan Airport (YHU)

About Ko Samui International Airport (USM)

  • If you're coming in on a late flight from Montreal to Ko Samui International Airport, few things top the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and sleeping not long after at one of these options near USM:

  • Fast-track your adventure by picking up a Ko Samui International Airport rental car. Grab a set of wheels from asap car rental, Hertz or Drive Car Rental and explore beyond Koh Samui's main sights.

  • For the lowest price, book your ride around four weeks in advance of your Montreal to Ko Samui International Airport flight.

Getting from Ko Samui International Airport (USM) to central Koh Samui

  • Ko Samui International Airport is around 11 kilometers from central Koh Samui. It takes around 20 minutes or so to get to the city by car.

  • It'll take around 30 minutes if you're traveling by public transport.

How to find the cheapest flights from Montreal to Ko Samui International Airport (USM)

  • The lowest price we've found for a one-way ticket from Montreal to Ko Samui International Airport is $680. For a return flight on this route, the best price is $1,397. Depending on the availability when you book, these fares can change.

  • To find cheap flights from Montreal to USM, book ahead. Airlines usually offer their most competitively priced fares when flights first go on sale.

  • Cheap Montreal to Ko Samui International Airport tickets are easier to find when your travel dates are flexible. Use the 'Whole month' search function to compare fares across the month and then choose the cheapest day.

  • You don't need to search every day to find out if fares have dropped when you create a Price Alert. We'll notify you when a better deal comes up on plane tickets from Montreal to USM.

  • Find a cheap flight from Montreal to Ko Samui International Airport by using the search filters. Select your preferred times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Explore more of Thailand

  • Koh Samui is always a good idea, but there are so many other parts of Thailand you'll want to see. About 129 kilometers south of Koh Samui, a visit to Nakhon Si Thammarat will keep you on the go. Start with attractions like Wat Phra Phrom, Wat Pho Sadet and Wat Yai Chai Mongkol.

  • Phuket is another essential stop in Thailand and is around 257 kilometers southwest of Koh Samui. No trip is complete without experiencing V.MarineTour- Phi Phi Islands Day Trip - Private Boat Charters, Sunrise Beach and Paradise Beach.

Plan the rest of your trip from Montreal to Koh Samui

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.