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Cheap flights from Toronto to Ko Samui from C$ 877

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 21/8. 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
1:05 p.m. - 11:15 a.m.
YYZ
-
USM
35h 10m
2 stops
Multiple Airlines Logo
8:50 p.m. - 4:35 p.m.
USM
-
YYZ
30h 45m
2 stops
C$ 1,669Multiple Airlines
Mon, 28 Sep - Tue, 6 Oct
Multiple Airlines Logo
8:15 p.m. - 6:55 p.m.
YYZ
-
USM
34h 40m
2 stops
Multiple Airlines Logo
7:00 a.m. - 6:20 p.m.
USM
-
YYZ
47h 20m
2 stops
C$ 1,749Multiple Airlines
Mon, 23 Nov - Wed, 2 Dec
Multiple Airlines Logo
6:30 p.m. - 8:15 a.m.
YYZ
-
USM
26h 45m
2 stops
Multiple Airlines Logo
8:50 p.m. - 4:35 p.m.
USM
-
YYZ
30h 45m
2 stops
C$ 1,766Multiple Airlines
Mon, 28 Sep - Tue, 6 Oct
Multiple Airlines Logo
8:15 p.m. - 8:25 p.m.
YYZ
-
USM
36h 10m
2 stops
Multiple Airlines Logo
7:00 a.m. - 6:20 p.m.
USM
-
YYZ
47h 20m
2 stops
C$ 1,807Multiple Airlines
Sun, 22 Nov - Wed, 2 Dec
Multiple Airlines Logo
11:55 p.m. - 9:35 p.m.
YYZ
-
USM
34h 40m
3 stops
Multiple Airlines Logo
11:05 a.m. - 8:55 a.m.
USM
-
YYZ
32h 50m
2 stops
C$ 2,050Multiple Airlines
Mon, 28 Sep - Tue, 6 Oct
Multiple Airlines Logo
11:55 p.m. - 9:35 p.m.
YYZ
-
USM
34h 40m
3 stops
Multiple Airlines Logo
7:45 p.m. - 3:00 p.m.
USM
-
YYZ
30h 15m
2 stops
C$ 2,055Multiple Airlines
Mon, 28 Sep - Tue, 6 Oct
Multiple Airlines Logo
10:55 a.m. - 8:35 a.m.
YTZ
-
USM
34h 40m
3 stops
Multiple Airlines Logo
9:25 p.m. - 10:20 p.m.
USM
-
YTZ
35h 55m
3 stops
C$ 2,140Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
1:45 p.m. - 7:30 a.m.
YYZ
-
USM
30h 45m
2 stops
Multiple Airlines Logo
6:55 p.m. - 5:30 p.m.
USM
-
YYZ
33h 35m
2 stops
C$ 2,149Multiple Airlines
Mon, 10 Aug - Mon, 17 Aug
EVA Air Logo
1:45 a.m. - 1:45 p.m.
YYZ
-
USM
25h 00m
2 stops
EVA Air Logo
9:15 a.m. - 9:20 p.m.
USM
-
YYZ
23h 05m
2 stops
C$ 2,201EVA Air
Sun, 27 Sep - Tue, 6 Oct
Multiple Airlines Logo
5:40 p.m. - 9:20 a.m.
YYZ
-
USM
27h 40m
2 stops
Multiple Airlines Logo
1:25 p.m. - 6:55 p.m.
USM
-
YYZ
41h 30m
3 stops
C$ 2,210Multiple Airlines
Mon, 23 Nov - Wed, 2 Dec

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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
29 Aug
YYZ1:50 a.m.Toronto Pearson Intl
30h 50m
1 stop
USM7:40 p.m.Ko Samui
6 Sep
USM11:55 a.m.Ko Samui
21h 15m
1 stop
YYZ10:10 p.m.Toronto Pearson Intl
C$ 2,506
Cathay Pacific
30 Aug
YYZ3:45 p.m.Toronto Pearson Intl
28h 45m
2 stops
USM7:30 a.m.Ko Samui
6 Sep
USM11:55 a.m.Ko Samui
21h 15m
1 stop
YYZ10:10 p.m.Toronto Pearson Intl
C$ 2,550
Cathay Pacific
10 Aug
YYZ10:35 a.m.Toronto Pearson Intl
22h 05m
1 stop
USM7:40 p.m.Ko Samui
17 Aug
USM11:55 a.m.Ko Samui
21h 15m
1 stop
YYZ10:10 p.m.Toronto Pearson Intl
C$ 3,403

EVA Air flights from Toronto to Ko Samui

Our best EVA Air deals on Toronto to Ko Samui flight tickets
EVA Air
27 Sep
YYZ1:45 a.m.Toronto Pearson Intl
25h 00m
2 stops
USM1:45 p.m.Ko Samui
6 Oct
USM9:15 a.m.Ko Samui
23h 05m
2 stops
YYZ9:20 p.m.Toronto Pearson Intl
C$ 2,201
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$ 2,328
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$ 2,338

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 16 July 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 - USM

YYZUSM

Toronto Pearson Intl

Mon 28/9

1:05 p.m.-11:15 a.m.

2 stops35h 10m

Ko Samui

Tue 6/10

8:50 p.m.-4:35 p.m.

2 stops30h 45m

C$ 1,669

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 23/11

8:15 p.m.-6:55 p.m.

2 stops34h 40m

Ko Samui

Wed 2/12

7:00 a.m.-6:20 p.m.

2 stops47h 20m

C$ 1,749

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 28/9

6:30 p.m.-8:15 a.m.

2 stops26h 45m

Ko Samui

Tue 6/10

8:50 p.m.-4:35 p.m.

2 stops30h 45m

C$ 1,766

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Sun 22/11

8:15 p.m.-8:25 p.m.

2 stops36h 10m

Ko Samui

Wed 2/12

7:00 a.m.-6:20 p.m.

2 stops47h 20m

C$ 1,807

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 28/9

11:55 p.m.-9:35 p.m.

3 stops34h 40m

Ko Samui

Tue 6/10

11:05 a.m.-8:55 a.m.

2 stops32h 50m

C$ 2,050

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 28/9

11:55 p.m.-9:35 p.m.

3 stops34h 40m

Ko Samui

Tue 6/10

7:45 p.m.-3:00 p.m.

2 stops30h 15m

C$ 2,055

TorontoKo Samui

YTZ - USM

YTZUSM

Toronto Island

Mon 24/8

10:55 a.m.-8:35 a.m.

3 stops34h 40m

Ko Samui

Mon 31/8

9:25 p.m.-10:20 p.m.

3 stops35h 55m

C$ 2,140

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 10/8

1:45 p.m.-7:30 a.m.

2 stops30h 45m

Ko Samui

Mon 17/8

6:55 p.m.-5:30 p.m.

2 stops33h 35m

C$ 2,149
Quickest round-trip

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Sun 27/9

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

2 stops25h 00m

Ko Samui

Tue 6/10

9:15 a.m.-9:20 p.m.

2 stops23h 05m

C$ 2,201

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 23/11

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

2 stops27h 40m

Ko Samui

Wed 2/12

1:25 p.m.-6:55 p.m.

3 stops41h 30m

C$ 2,210

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?

Cathay Pacific and Emirates 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 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.
Search flight deals

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.

An easier way to manage your Ko Samui trip

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