Cheap flights from Montreal to Ko Samui from C$ 749
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Montreal to Ko Samui
Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 July 2025.
Find flight deals from Montreal to Ko Samui
Cheapest flights from Montreal to Ko SamuiExplore the most affordable flight options available from Montreal to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.
Explore the most affordable flight options available from Montreal to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Montreal to Ko Samui that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
MontrealKo Samui
YUL - USM
YULUSM
Montreal Pierre Elliott Trudeau Intl
Tue 4/11
4:50 p.m.-9:05 p.m.
2 stops40h 15m
Ko Samui
Mon 17/11
9:20 a.m.-3:15 p.m.
2 stops41h 55m
MontrealKo Samui
YUL - USM
YULUSM
Montreal Pierre Elliott Trudeau Intl
Mon 3/11
8:10 p.m.-1:05 p.m.
2 stops52h 55m
Ko Samui
Mon 17/11
10:00 a.m.-3:15 p.m.
2 stops41h 15m
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
MontrealKo Samui
YUL - USM
YULUSM
Montreal Pierre Elliott Trudeau Intl
Sat 20/12
8:10 p.m.-8:25 p.m.
2 stops36h 15m
Ko Samui
Tue 6/1
8:30 p.m.-6:20 p.m.
2 stops33h 50m
MontrealKo Samui
YUL - USM
YULUSM
Montreal Pierre Elliott Trudeau Intl
Sat 20/12
9:25 p.m.-3:40 p.m.
3 stops54h 15m
Ko Samui
Tue 6/1
8:30 p.m.-11:45 a.m.
3 stops27h 15m
MontrealKo Samui
YUL - USM
YULUSM
Montreal Pierre Elliott Trudeau Intl
Thu 11/9
7:00 a.m.-7:20 a.m.
3 stops37h 20m
Best time to book a flight from Montreal to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Montreal with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Montreal to Ko Samui
What is the cheapest time of day to fly from YMQ to USM?
Find hourly flight availability from Montreal to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 July 2025.
One of the essential ways to save on airfare from Montreal to Ko Samui is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 71% on airfare.
What is the cheapest day to fly from Montreal to Ko Samui?
Use this chart to determine the cheapest time to fly round-trip from Montreal to Ko Samui. Price data was last updated on 30 March 2025.
Travelers seeking maximum savings on their Montreal to Ko Samui flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Montreal to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Ko Samui?
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Alternative routes for Montreal to Ko Samui
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Top airline flying from Montreal to Ko Samui
Discover the top airline that operate flights from Montreal to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 July 2025.
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How does Cheapflights help users find flights from Montreal to Ko Samui?
Deals for Montreal to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Montreal to Ko Samui?
Millions of users choose and trust Cheapflights to book the best flight deals from Montreal to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Montreal to Ko Samui with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Montreal to Ko Samui, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Montreal to Ko Samui become cheaper?
Not ready to book yet? You can track prices for flights from Montreal to Ko Samui on Cheapflights with our Price Alert feature and get notified when better prices are available.