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Cheap flights from Montreal to Ko Samui from C$ 2,439

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — USM
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 2,439
Air France
  • Air France
  • 24/6-27/1
  • 4 total stops
  • 70h 30m total
  • Montreal to Ko Samui
Search Deals

Find flight deals from Montreal to Ko Samui

Cheapest flights from Montreal to Ko Samui
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 12 June 2025.

Tue 24/67:00 p.m.YUL - USM
2 stops30h 45mAir France
Tue 27/18:30 a.m.USM - YUL
2 stops39h 45mAir France
Deal found 10/6C$ 2,439
Mon 4/86:45 a.m.YUL - USM
3 stops27h 50mMultiple Airlines
Tue 19/88:00 a.m.USM - YUL
3 stops43h 55mMultiple Airlines
Deal found 11/6C$ 2,476
Fri 1/89:35 p.m.YUL - USM
2 stops25h 55mQatar Airways
Fri 15/812:10 p.m.USM - YUL
2 stops61h 35mQatar Airways
Deal found 11/6C$ 3,270
Tue 24/69:50 p.m.YUL - USM
3 stops28h 55mEVA Air
Tue 27/110:00 a.m.USM - YUL
3 stops26h 28mEVA Air
Deal found 10/6C$ 3,433
Tue 24/68:40 p.m.YUL - USM
2 stops37h 30mLufthansa
Tue 27/18:30 p.m.USM - YUL
3 stops27h 15mLufthansa
Deal found 10/6C$ 3,798

Cheapflights Fare Finder

Customize your flight search to find flights from Montreal to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Montreal to Ko Samui that are best for you.

Fly from

Montreal

Fly to

Ko Samui

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 24/6

7:00 p.m.-12:45 p.m.

2 stops30h 45m

Ko Samui

Tue 27/1

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

2 stops39h 45m

C$ 2,439

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 4/8

6:45 a.m.-9:35 p.m.

3 stops27h 50m

Ko Samui

Tue 19/8

8:00 a.m.-4:55 p.m.

3 stops43h 55m

C$ 2,476

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 1/8

9:35 p.m.-10:30 a.m.

2 stops25h 55m

Ko Samui

Fri 15/8

12:10 p.m.-2:45 p.m.

2 stops61h 35m

C$ 3,270

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 24/6

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

3 stops28h 55m

Ko Samui

Tue 27/1

10:00 a.m.-12:28 a.m.

3 stops26h 28m

C$ 3,433

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 24/6

8:40 p.m.-9:10 p.m.

2 stops37h 30m

Ko Samui

Tue 27/1

8:30 p.m.-11:45 a.m.

3 stops27h 15m

C$ 3,798

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 12 June 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.

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 mm per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated 12 June 2025.
EVA Air
8.4
Very good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Air France
7.5
Good
1,463 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Qatar Airways
7.4
Good
3,584 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Lufthansa
6.8
Okay
7,139 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

  • What airport do you fly into for flights to Ko Samui from Montreal?

    If you book a flight to Ko Samui from Montreal, you will be flying to Ko Samui, which is the city’s only airport. Ko Samui (USM) is located 3.3 km from the centre of Ko Samui. There are 0 flights from Montreal to Ko Samui per day from 1 airline.

  • What are the cheapest airlines flying from Montreal to Ko Samui round-trip?

    Flying on Air France is currently your cheapest option to Ko Samui, with prices starting at C$ 2,439. Additional round-trip tickets that might be worth considering are offered by Qatar Airways and EVA Air, with the lowest prices starting at C$ 3,270 and C$ 3,433, respectively.

  • Can I find deals for flights from Montreal to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Montreal to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Ko Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Ko Samui.

  • Can I find deals for business class flights from Montreal to Ko Samui?

    Yes. Cheapflights offers flight deals from Montreal to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

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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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapestC$ 2,166AverageC$ 2,856FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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