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Cheap flights from Toronto to Ko Samui from C$ 728

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Ko Samui departing on 25/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Toronto to Ko Samui

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:50 p.m. - 11:00 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
31h 10m2 stops Vancouver Intl Singapore Changi
Multiple Airlines Logo
7:45 p.m. - 3:57 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
32h 12m2 stops Singapore Changi Vancouver Intl
C$ 1,609Multiple Airlines
Wed, 28 Oct - Wed, 11 Nov
Multiple Airlines Logo
7:00 p.m. - 6:15 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
36h 15m2 stops Vancouver Intl Singapore Changi
Multiple Airlines Logo
5:35 p.m. - 5:25 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
34h 50m2 stops Bangkok Suvarnabhumi Osaka Kansai Intl
C$ 1,726Multiple Airlines
Tue, 8 Sep - Tue, 15 Sep
Multiple Airlines Logo
7:00 p.m. - 6:15 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
36h 15m2 stops Vancouver Intl Singapore Changi
Multiple Airlines Logo
6:25 p.m. - 5:00 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
33h 35m2 stops Bangkok Suvarnabhumi Tokyo Haneda
C$ 1,751Multiple Airlines
Tue, 8 Sep - Mon, 21 Sep
Multiple Airlines Logo
1:30 p.m. - 11:40 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
35h 10m2 stops Incheon Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
6:00 a.m. - 7:15 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
24h 15m2 stops Bangkok Suvarnabhumi Incheon Intl
C$ 1,791Multiple Airlines
Thu, 24 Sep - Thu, 1 Oct
Multiple Airlines Logo
12:30 a.m. - 7:10 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
42h 40m2 stops Manila Ninoy Aquino Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:00 a.m. - 10:00 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
27h 00m2 stops Bangkok Suvarnabhumi Manila Ninoy Aquino Intl
C$ 1,890Multiple Airlines
Wed, 27 Jan - Sat, 13 Feb
Multiple Airlines Logo
5:40 p.m. - 9:20 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
27h 40m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:10 p.m. - 5:17 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
34h 07m2 stops Bangkok Suvarnabhumi Vancouver Intl
C$ 1,899Multiple Airlines
Wed, 3 Feb - Thu, 4 Mar
Multiple Airlines Logo
4:50 p.m. - 9:20 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
28h 30m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
9:10 p.m. - 4:45 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
31h 35m2 stops Bangkok Suvarnabhumi Tokyo Narita
C$ 1,954Multiple Airlines
Wed, 27 Jan - Sat, 13 Feb
Multiple Airlines Logo
4:50 p.m. - 6:15 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
38h 25m2 stops Vancouver Intl Singapore Changi
Multiple Airlines Logo
8:55 a.m. - 4:20 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
43h 25m3 stops Singapore Changi Abu Dhabi Zayed Intl Calgary
C$ 1,966Multiple Airlines
Wed, 28 Oct - Wed, 11 Nov
Multiple Airlines Logo
12:30 a.m. - 7:10 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
42h 40m2 stops Manila Ninoy Aquino Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:00 a.m. - 10:00 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
51h 00m2 stops Bangkok Suvarnabhumi Manila Ninoy Aquino Intl
C$ 2,021Multiple Airlines
Wed, 3 Feb - Fri, 5 Mar
Multiple Airlines Logo
5:40 p.m. - 9:20 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
27h 40m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
8:20 p.m. - 4:45 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
32h 25m2 stops Bangkok Suvarnabhumi Tokyo Narita
C$ 2,028Multiple Airlines
Fri, 29 Jan - Sat, 13 Feb

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Cathay Pacific flights from Toronto to Ko Samui

Our best Cathay Pacific deals on Toronto to Ko Samui flight tickets
Cathay Pacific
8 Sep
YYZ3:45 p.m.Toronto Pearson Intl
40h 55m
1 stop
USM7:40 p.m.Ko Samui
21 Sep
USM11:55 a.m.Ko Samui
37h 05m
1 stop
YYZ2:00 p.m.Toronto Pearson Intl
C$ 2,569
Cathay Pacific
7 Sep
YYZ1:50 a.m.Toronto Pearson Intl
30h 50m
1 stop
USM7:40 p.m.Ko Samui
15 Sep
USM11:55 a.m.Ko Samui
21h 15m
1 stop
YYZ10:10 p.m.Toronto Pearson Intl
C$ 2,594
Cathay Pacific
4 Sep
YYZ3:45 p.m.Toronto Pearson Intl
40h 55m
1 stop
USM7:40 p.m.Ko Samui
12 Sep
USM11:55 a.m.Ko Samui
37h 05m
1 stop
YYZ2:00 p.m.Toronto Pearson Intl
C$ 2,695

EVA Air flights from Toronto to Ko Samui

Our best EVA Air deals on Toronto to Ko Samui flight tickets
EVA Air
21 Oct
YYZ1:45 a.m.Toronto Pearson Intl
31h 45m
2 stops
USM8:30 p.m.Ko Samui
26 Oct
USM7:00 a.m.Ko Samui
25h 10m
2 stops
YYZ9:10 p.m.Toronto Pearson Intl
C$ 2,215
EVA Air
21 Oct
YYZ1:45 a.m.Toronto Pearson Intl
31h 45m
2 stops
USM8:30 p.m.Ko Samui
26 Oct
USM7:00 a.m.Ko Samui
25h 10m
2 stops
YYZ9:10 p.m.Toronto Pearson Intl
C$ 2,217
EVA Air
24 Sep
YYZ1:45 a.m.Toronto Pearson Intl
26h 25m
2 stops
USM3:10 p.m.Ko Samui
26 Sep
USM5:25 p.m.Ko Samui
38h 55m
2 stops
YYZ9:20 p.m.Toronto Pearson Intl
C$ 2,235

momondo Fare Finder

 
Customize your flight search to find flights from Toronto 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, momondo users made 96,600 searches. Data last updated 14 August 2026.
Use the filters below to find and compare flights from Toronto to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 28/10

4:50 p.m.-11:00 a.m.

2 stops31h 10m

Ko Samui

Wed 11/11

7:45 p.m.-3:57 p.m.

2 stops32h 12m

C$ 1,609

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Tue 8/9

7:00 p.m.-6:15 p.m.

2 stops36h 15m

Ko Samui

Tue 15/9

5:35 p.m.-5:25 p.m.

2 stops34h 50m

C$ 1,726

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Tue 8/9

7:00 p.m.-6:15 p.m.

2 stops36h 15m

Ko Samui

Mon 21/9

6:25 p.m.-5:00 p.m.

2 stops33h 35m

C$ 1,751
Quickest round-trip

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Thu 24/9

1:30 p.m.-11:40 a.m.

2 stops35h 10m

Ko Samui

Thu 1/10

6:00 a.m.-7:15 p.m.

2 stops24h 15m

C$ 1,791

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 27/1

12:30 a.m.-7:10 a.m.

2 stops42h 40m

Ko Samui

Sat 13/2

7:00 a.m.-10:00 p.m.

2 stops27h 00m

C$ 1,890

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 3/2

5:40 p.m.-9:20 a.m.

2 stops27h 40m

Ko Samui

Thu 4/3

7:10 p.m.-5:17 p.m.

2 stops34h 07m

C$ 1,899

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 27/1

4:50 p.m.-9:20 a.m.

2 stops28h 30m

Ko Samui

Sat 13/2

9:10 p.m.-4:45 p.m.

2 stops31h 35m

C$ 1,954

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 28/10

4:50 p.m.-6:15 p.m.

2 stops38h 25m

Ko Samui

Wed 11/11

8:55 a.m.-4:20 p.m.

3 stops43h 25m

C$ 1,966

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 3/2

12:30 a.m.-7:10 a.m.

2 stops42h 40m

Ko Samui

Fri 5/3

7:00 a.m.-10:00 p.m.

2 stops51h 00m

C$ 2,021

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Fri 29/1

5:40 p.m.-9:20 a.m.

2 stops27h 40m

Ko Samui

Sat 13/2

8:20 p.m.-4:45 p.m.

2 stops32h 25m

C$ 2,028

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ko Samui from

How to get the cheapest flight ticket from Toronto to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Toronto to Ko Samui?

Emirates, Cathay Pacific, and SWISS are the most popular carriers operating from Toronto to Ko Samui

When to book flights from Toronto to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto to Ko Samui (YTO to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto to Ko Samui

Fastest flight time

26h 30m

Direct flights

None
The fastest flight from Toronto to Ko Samui takes 26h 30m
There are no direct flights from Toronto to Ko Samui. There are no popular flight routes from Toronto to Ko Samui.
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Frequently asked questions about flying from Toronto to Ko Samui

  • How far is Toronto to Ko Samui by plane?

    The distance between Toronto and Ko Samui is about 14092.4 km. Flights usually cover this in 26h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Toronto to Ko Samui Airport?

    Prices for flights from Toronto to Ko Samui Airport were last updated today.

  • How old do you have to be to fly from Toronto to Ko Samui Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Toronto to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Ko Samui?

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

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Toronto.

Can I find flights from Toronto to Ko Samui with flexible booking policies on momondo?

All flight searches from Toronto to Ko Samui on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Toronto to Ko Samui?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ko Samui from Toronto.

I’m not ready to book a flight from Toronto to Ko Samui right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ko Samui, momondo offers a useful price alert feature which will track prices for flights to Ko Samui from Toronto and alert you when they change.

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