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Cheap flights from Quebec to Ko Samui from C$ 921

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — USM
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Quebec to Ko Samui
Explore the most affordable flight options available from Quebec to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Sun 1/116:20 p.m.
YUL
-
USM
2 stops28h 15m
Multiple Airlines
Thu 12/119:10 p.m.
USM
-
YUL
2 stops34h 26m
Multiple Airlines
Deal found 15/3C$ 1,669
Sun 9/81:05 p.m.
YUL
-
USM
2 stops31h 25m
Multiple Airlines
Sun 16/88:50 p.m.
USM
-
YUL
2 stops31h 09m
Multiple Airlines
Deal found 16/3C$ 2,133
Tue 31/37:30 a.m.
YUL
-
USM
2 stops42h 40m
Multiple Airlines
Mon 27/48:40 a.m.
USM
-
YUL
3 stops34h 20m
Multiple Airlines
Deal found 12/3C$ 2,202
Fri 3/48:30 a.m.
YUL
-
USM
2 stops46h 45m
Multiple Airlines
Thu 23/46:15 p.m.
USM
-
YUL
3 stops41h 20m
Multiple Airlines
Deal found 12/3C$ 2,207
Tue 7/46:00 p.m.
YUL
-
USM
2 stops37h 15m
Multiple Airlines
Mon 20/41:30 p.m.
USM
-
YUL
2 stops36h 15m
Multiple Airlines
Deal found 13/3C$ 2,269
Tue 31/37:30 a.m.
YUL
-
USM
2 stops42h 40m
Multiple Airlines
Sat 25/48:40 a.m.
USM
-
YUL
3 stops34h 20m
Multiple Airlines
Deal found 12/3C$ 2,273
Tue 31/39:35 p.m.
YUL
-
USM
2 stops37h 00m
Multiple Airlines
Sun 26/48:45 a.m.
USM
-
YUL
2 stops41h 00m
Multiple Airlines
Deal found 12/3C$ 2,321
Thu 17/910:15 a.m.
YUL
-
USM
2 stops47h 55m
Emirates
Mon 21/94:25 p.m.
USM
-
YUL
2 stops26h 35m
Emirates
Deal found 15/3C$ 2,332

Find flight deals from Quebec to Ko Samui

Keep the following information in mind while searching for Quebec to Ko Samui flight deals. Data was last updated 17 March 2026.

Round-trip from

C$ 2,133

One-way from

C$ 921
9/8-16/8
  • 9/8-16/8
  • 4 total stops
  • 62h 34m total
  • Quebec to Ko Samui
Search Deals
29/4
  • 29/4
  • 2 total stops
  • 34h 50m total
  • Quebec to Ko Samui
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quebec 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 17 March 2026.
Use the filters below to find and compare flights from Quebec to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 9/8

1:05 p.m.-7:30 a.m.

2 stops31h 25m

Ko Samui

Sun 16/8

8:50 p.m.-4:59 p.m.

2 stops31h 09m

C$ 2,133

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

6:00 p.m.-6:15 p.m.

2 stops37h 15m

Ko Samui

Mon 20/4

1:30 p.m.-2:45 p.m.

2 stops36h 15m

C$ 2,269

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

12:55 p.m.-9:20 a.m.

2 stops33h 25m

Ko Samui

Sat 20/6

8:35 p.m.-6:40 p.m.

2 stops33h 05m

C$ 2,363

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

10:15 a.m.-9:10 p.m.

2 stops47h 55m

Ko Samui

Mon 27/4

8:45 a.m.-8:00 a.m.

2 stops34h 15m

C$ 2,385

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

10:15 a.m.-9:10 p.m.

2 stops47h 55m

Ko Samui

Thu 23/4

5:50 p.m.-8:00 a.m.

2 stops25h 10m

C$ 2,385

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

9:35 p.m.-11:05 a.m.

2 stops26h 30m

Ko Samui

Fri 17/4

7:50 p.m.-2:45 p.m.

2 stops53h 55m

C$ 2,588

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

9:35 p.m.-11:35 a.m.

2 stops27h 00m

Ko Samui

Fri 24/4

9:00 p.m.-2:45 p.m.

2 stops52h 45m

C$ 2,599
Quickest round-trip

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Fri 3/4

9:35 p.m.-9:20 a.m.

2 stops24h 45m

Ko Samui

Tue 28/4

8:35 p.m.-2:45 p.m.

2 stops29h 10m

C$ 2,651

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

12:30 p.m.-10:45 a.m.

3 stops35h 15m

Ko Samui

Sat 20/6

9:00 p.m.-2:45 p.m.

2 stops28h 45m

C$ 2,667

MontrealKo Samui

YUL - USM

YULUSM

Montreal Pierre Elliott Trudeau Intl

Sun 9/8

9:30 p.m.-2:45 p.m.

3 stops30h 15m

Ko Samui

Sun 16/8

8:45 a.m.-1:52 a.m.

3 stops28h 07m

C$ 3,119

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Quebec to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Quebec 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 Quebec to Ko Samui

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

Find hourly flight availability from Quebec 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 17 March 2026.

A simple way to save on the total cost of your ticket is to fly from Quebec to Ko Samui in the afternoon. If you’re flexible enough to do this you can expect to save up to 61% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Quebec to Ko Samui?

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

Travelers seeking maximum savings on their Quebec 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 Quebec 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 Quebec?

    For a flight from Quebec to Ko Samui, you will be flying into Ko Samui. Ko Samui (USM) is just 3.3 km from the centre of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quebec 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 Ko Samui?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Quebec to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
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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 Quebec to Ko Samui?

Cheapflights makes it easy to find Quebec to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Quebec to Ko Samui?

Cheapflights helps you find that perfect flight to Ko Samui from Quebec by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Quebec to Ko Samui with no change fees?

Yes, we can. To see specific flights from Quebec to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Quebec to Ko Samui become cheaper?

Yes, Cheapflights offers price alerts on Quebec to Ko Samui flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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