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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport 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.
YUL — USM
17 jun. — 24 jun.1
1 adult

Cheap flight deals from Pierre Elliott Trudeau Intl to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) 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 junio 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 Pierre Elliott Trudeau Intl to Ko Samui

Cheapest flights from Pierre Elliott Trudeau Intl to Ko Samui
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 junio 2025.

mar. 24/67:00 p.m.YUL - USM
2 stops30h 45mAir France
mar. 27/18:30 a.m.USM - YUL
2 stops39h 45mAir France
Deal found 10/6C$ 2,439
lun. 4/86:45 a.m.YUL - USM
3 stops27h 50mMultiple Airlines
mar. 19/88:00 a.m.USM - YUL
3 stops43h 55mMultiple Airlines
Deal found 11/6C$ 2,476
vie. 1/89:35 p.m.YUL - USM
2 stops25h 55mQatar Airways
vie. 15/812:10 p.m.USM - YUL
2 stops61h 35mQatar Airways
Deal found 11/6C$ 3,270
mar. 24/69:50 p.m.YUL - USM
3 stops28h 55mEVA Air
mar. 27/110:00 a.m.USM - YUL
3 stops26h 28mEVA Air
Deal found 10/6C$ 3,433
mar. 24/68:40 p.m.YUL - USM
2 stops37h 30mLufthansa
mar. 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 Pierre Elliott Trudeau Intl 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 junio 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Ko Samui

Route

Depart

Return

Price

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

mar. 24/6

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

2 stops30h 45m

Ko Samui

mar. 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

lun. 4/8

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

3 stops27h 50m

Ko Samui

mar. 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

vie. 1/8

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

2 stops25h 55m

Ko Samui

vie. 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

mar. 24/6

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

3 stops28h 55m

Ko Samui

mar. 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

mar. 24/6

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

2 stops37h 30m

Ko Samui

mar. 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 Pierre Elliott Trudeau Intl to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport to Ko Samui

What is the cheapest time of day to fly from YUL to USM?

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 junio 2025.

When flying from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 62% versus a flight at noon.

What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Ko Samui. Price data was last updated on 30 March 2025.

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport 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 junio 2025.
EVA Air
8.4
Very good
1,202 reviews
Check prices

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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
7,136 reviews
EVA Air
8.4
Very good
1,202 reviews
Check prices

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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 Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl?

    Located just 3.3 km from the city centre, Ko Samui is the airport most travellers will use when flying to Ko Samui from Montreal Pierre Elliott Trudeau Intl. Booking flights from Montreal Pierre Elliott Trudeau Intl to Ko Samui (USM) should be relatively easy as there are 0 daily inbound flights from Montreal Pierre Elliott Trudeau Intl from 1 airline.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui round-trip?

    Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to Ko Samui round-trip from C$ 2,439. Other airlines that can offer you cheap pricing are Qatar Airways, from C$ 3,270, and EVA Air, from C$ 3,433.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Ko Samui that include hotel bookings?

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

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Ko Samui?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Ko Samui?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

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Top airline flying from Pierre Elliott Trudeau Intl to Ko Samui

Discover the top airline that operate flights from Pierre Elliott Trudeau Intl 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 junio 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapestC$ 2,166AverageC$ 2,856FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Ko Samui?

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Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Ko Samui?

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Ko Samui with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Pierre Elliott Trudeau Intl to Ko Samui flexibly with Cheapflights today.

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