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Cheap flights from Toronto to Ko Samui from C$ 827

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 10/9. 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
7:00 p.m. - 11:15 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
29h 15m2 stops Vancouver Intl Bangkok Suvarnabhumi
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$ 1,831Multiple Airlines
Wed, 2 Sep - Wed, 9 Sep
Multiple Airlines Logo
7:00 p.m. - 10:10 a.m.YYZ  Toronto Pearson Intl-USM Ko Samui
28h 10m2 stops Vancouver Intl Singapore Changi
Multiple Airlines Logo
7:45 p.m. - 4:35 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
31h 50m2 stops Bangkok Suvarnabhumi Tokyo Narita
C$ 2,077Multiple Airlines
Fri, 4 Sep - Fri, 11 Sep
EVA Air Logo
1:45 a.m. - 3:10 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
26h 25m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
8:50 p.m. - 9:20 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
35h 30m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
C$ 2,103EVA Air
Wed, 16 Sep - Mon, 21 Sep
EVA Air Logo
1:45 a.m. - 3:10 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
26h 25m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
8:50 p.m. - 9:20 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
35h 30m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
C$ 2,106EVA Air
Wed, 16 Sep - Mon, 21 Sep
EVA Air Logo
1:45 a.m. - 3:10 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
26h 25m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
8:50 p.m. - 9:20 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
35h 30m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
C$ 2,110EVA Air
Wed, 16 Sep - Mon, 21 Sep
EVA Air Logo
1:45 a.m. - 1:45 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
25h 00m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
9:20 a.m. - 9:10 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
22h 50m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
C$ 2,301EVA Air
Wed, 21 Oct - Mon, 26 Oct
Multiple Airlines Logo
1:45 a.m. - 1:45 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
25h 00m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:45 p.m. - 4:35 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
31h 50m3 stops Singapore Changi Taipei City Taiwan Taoyuan Intl Tokyo Narita
C$ 2,312Multiple Airlines
Thu, 3 Sep - Fri, 11 Sep
EVA Air Logo
12:15 a.m. - 3:40 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
27h 25m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
9:10 p.m. - 8:20 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
35h 10m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
C$ 2,337EVA Air
Tue, 29 Dec - Tue, 12 Jan
EVA Air Logo
12:15 a.m. - 3:35 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
27h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
9:10 p.m. - 8:20 p.m.USM  Ko Samui-YYZ Toronto Pearson Intl
35h 10m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
C$ 2,341EVA Air
Tue, 29 Dec - Tue, 12 Jan
Multiple Airlines Logo
1:45 a.m. - 1:45 p.m.YYZ  Toronto Pearson Intl-USM Ko Samui
25h 00m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
2:00 p.m. - 6:10 a.m.USM  Ko Samui-YYZ Toronto Pearson Intl
27h 10m3 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl Vancouver Intl
C$ 2,350Multiple Airlines
Tue, 1 Sep - Wed, 9 Sep

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KLM flights from Toronto to Ko Samui

Our best KLM deals on Toronto to Ko Samui flight tickets
KLM
26 Jan
YYZ6:30 p.m.Toronto Pearson Intl
30h 05m
2 stops
USM12:35 p.m.Ko Samui
13 Feb
USM1:25 p.m.Ko Samui
41h 50m
2 stops
YYZ7:15 p.m.Toronto Pearson Intl
C$ 3,551
KLM
27 Jan
YYZ10:20 p.m.Toronto Pearson Intl
24h 15m
2 stops
USM10:35 a.m.Ko Samui
12 Feb
USM4:25 p.m.Ko Samui
35h 45m
2 stops
YYZ4:10 p.m.Toronto Pearson Intl
C$ 3,779

Cathay Pacific flights from Toronto to Ko Samui

Our best Cathay Pacific deals on Toronto to Ko Samui flight tickets
Cathay Pacific
1 Sep
YYZ1:50 a.m.Toronto Pearson Intl
30h 50m
1 stop
USM7:40 p.m.Ko Samui
9 Sep
USM11:55 a.m.Ko Samui
21h 15m
1 stop
YYZ10:10 p.m.Toronto Pearson Intl
C$ 2,601
Cathay Pacific
4 Sep
YYZ3:45 p.m.Toronto Pearson Intl
40h 55m
1 stop
USM7:40 p.m.Ko Samui
11 Sep
USM11:55 a.m.Ko Samui
28h 50m
1 stop
YYZ5:45 a.m.Toronto Pearson Intl
C$ 2,671
Cathay Pacific
16 Sep
YYZ1:50 a.m.Toronto Pearson Intl
30h 50m
1 stop
USM7:40 p.m.Ko Samui
21 Sep
USM6:00 a.m.Ko Samui
27h 10m
2 stops
YYZ10:10 p.m.Toronto Pearson Intl
C$ 2,685

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 7 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 2/9

7:00 p.m.-11:15 a.m.

2 stops29h 15m

Ko Samui

Wed 9/9

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

2 stops33h 35m

C$ 1,831

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Fri 4/9

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

2 stops28h 10m

Ko Samui

Fri 11/9

7:45 p.m.-4:35 p.m.

2 stops31h 50m

C$ 2,077

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 16/9

1:45 a.m.-3:10 p.m.

2 stops26h 25m

Ko Samui

Mon 21/9

8:50 p.m.-9:20 p.m.

2 stops35h 30m

C$ 2,103

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 16/9

1:45 a.m.-3:10 p.m.

2 stops26h 25m

Ko Samui

Mon 21/9

8:50 p.m.-9:20 p.m.

2 stops35h 30m

C$ 2,106

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 16/9

1:45 a.m.-3:10 p.m.

2 stops26h 25m

Ko Samui

Mon 21/9

8:50 p.m.-9:20 p.m.

2 stops35h 30m

C$ 2,110
Quickest round-trip

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Wed 21/10

1:45 a.m.-1:45 p.m.

2 stops25h 00m

Ko Samui

Mon 26/10

9:20 a.m.-9:10 p.m.

2 stops22h 50m

C$ 2,301

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Thu 3/9

1:45 a.m.-1:45 p.m.

2 stops25h 00m

Ko Samui

Fri 11/9

7:45 p.m.-4:35 p.m.

3 stops31h 50m

C$ 2,312

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Tue 29/12

12:15 a.m.-3:40 p.m.

2 stops27h 25m

Ko Samui

Tue 12/1

9:10 p.m.-8:20 p.m.

2 stops35h 10m

C$ 2,337

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Tue 29/12

12:15 a.m.-3:35 p.m.

2 stops27h 20m

Ko Samui

Tue 12/1

9:10 p.m.-8:20 p.m.

2 stops35h 10m

C$ 2,341

TorontoKo Samui

YYZ Toronto Pearson Intl - USM Ko Samui

YYZUSM

Toronto Pearson Intl

Tue 1/9

1:45 a.m.-1:45 p.m.

2 stops25h 00m

Ko Samui

Wed 9/9

2:00 p.m.-6:10 a.m.

3 stops27h 10m

C$ 2,350

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?

SWISS is the most popular carrier 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 45m

Direct flights

None
The fastest flight from Toronto to Ko Samui takes 26h 45m
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 45m, 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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