Find flights
When to book
Airlines
FAQs

Cheap flights from Toronto to Ko Samui from C$ 894

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — USM
20 Apr — 27 Apr1
1 adult

Cheap flight deals from Toronto to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) 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 15 April 2025.

Round-trip from

C$ 1,866

One-way from

C$ 894
21/5-28/5
  • 21/5-28/5
  • 4 total stops
  • 69h 55m total
  • Toronto to Ko Samui
Search Deals
26/5
  • 26/5
  • 2 total stops
  • 28h 40m total
  • Toronto to Ko Samui
Search Deals

Find flight deals from Toronto to Ko Samui

Cheapest flights from Toronto to Ko Samui
Explore the most affordable flight options available from Toronto to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Fri 14/1111:30 p.m.YYZ - USM
2 stops33h 35mAir France
Sun 23/1111:40 a.m.USM - YYZ
2 stops40h 30mAir France
Deal found 15/4C$ 1,694
Wed 21/57:55 p.m.YYZ - USM
2 stops34h 10mMultiple Airlines
Wed 28/56:25 p.m.USM - YYZ
2 stops34h 30mMultiple Airlines
Deal found 15/4C$ 1,906
Thu 13/1112:15 a.m.YYZ - USM
2 stops26h 40mEVA Air
Sun 23/119:25 p.m.USM - YYZ
2 stops34h 55mEVA Air
Deal found 15/4C$ 2,240
Wed 21/510:35 a.m.YYZ - USM
1 stop21h 00mCathay Pacific
Wed 28/510:55 a.m.USM - YYZ
1 stop29h 50mCathay Pacific
Deal found 15/4C$ 2,756
Fri 14/118:50 p.m.YYZ - USM
2 stops25h 45mQatar Airways
Sun 23/119:25 p.m.USM - YYZ
3 stops36h 00mQatar Airways
Deal found 15/4C$ 2,991

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 15 April 2025.
Use the filters below to find and compare flights from Toronto to Ko Samui that are best for you.

Fly from

Toronto

Fly to

Ko Samui

Route

Depart

Return

Price

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Wed 21/5

7:55 p.m.-5:05 p.m.

2 stops34h 10m

Ko Samui

Wed 28/5

6:25 p.m.-5:55 p.m.

2 stops34h 30m

C$ 1,868

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Tue 1/7

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

2 stops26h 00m

Ko Samui

Sat 12/7

8:00 a.m.-9:35 p.m.

2 stops24h 35m

C$ 2,666

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Tue 6/5

1:50 a.m.-6:35 p.m.

1 stop29h 45m

Ko Samui

Sat 17/5

10:55 a.m.-7:09 a.m.

2 stops31h 14m

C$ 2,702

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Wed 21/5

6:30 p.m.-1:45 p.m.

3 stops32h 15m

Ko Samui

Wed 28/5

10:05 a.m.-6:14 a.m.

3 stops31h 09m

C$ 2,837

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Wed 2/7

9:00 p.m.-10:10 a.m.

2 stops26h 10m

Ko Samui

Sat 12/7

6:25 p.m.-3:00 p.m.

2 stops31h 35m

C$ 3,290

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Mon 26/5

3:40 p.m.-7:20 a.m.

2 stops28h 40m

C$ 894

TorontoKo Samui

YTZ - USM

YTZUSM

Toronto Island

Mon 26/5

4:40 p.m.-3:45 p.m.

3 stops36h 05m

C$ 1,576

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Sun 25/5

1:50 a.m.-6:35 p.m.

1 stop29h 45m

C$ 1,651

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Thu 1/5

3:40 p.m.-8:15 a.m.

2 stops29h 35m

C$ 4,019

TorontoKo Samui

YYZ - USM

YYZUSM

Toronto Pearson Intl

Wed 30/4

1:45 a.m.-5:05 p.m.

2 stops28h 20m

C$ 4,985

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/4

Best time to book a flight from Toronto to Ko Samui

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

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

Find hourly flight availability from Toronto 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 15 April 2025.

When flying from Toronto to Ko Samui, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 63% versus a flight in the afternoon.

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

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

Travelers seeking maximum savings on their Toronto 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 15 April 2025.
EVA Air
8.4
Very good
1,176 reviews
Check prices

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,176 reviews
EVA Air
8.4
Very good
1,176 reviews
Check prices

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
729 reviews
EVA Air
8.4
Very good
1,176 reviews
Check prices

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Cathay Pacific
7.5
Good
846 reviews
EVA Air
8.4
Very good
1,176 reviews
Check prices

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Etihad Airways
7.4
Good
1,192 reviews
EVA Air
8.4
Very good
1,176 reviews
Check prices

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Toronto 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 Toronto?

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

  • What are the cheapest airlines flying from Toronto to Ko Samui round-trip?

    Cheapflights users have booked flights from Toronto to Ko Samui round-trip from C$ 2,702. Other airlines that can offer you cheap pricing are China Airlines, from C$ 2,837, and EVA Air, from C$ 3,113.

  • What are the cheapest airlines to fly from Toronto to Ko Samui one-way?

    C$ 1,651 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on Etihad Airways and EVA Air, with prices starting from C$ 4,019 and C$ 4,985, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Toronto 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 Toronto?

Book flights to Toronto 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Toronto to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Suvarnabhumi flights
Pearson Intl to Suvarnabhumi flights
Pearson Intl to Don Mueang Intl flights
Toronto Island to Suvarnabhumi flights
Ottawa to Suvarnabhumi flights
Hamilton to Suvarnabhumi flights
Pearson Intl to Phuket City flights
Pierre Elliott Trudeau Intl to Don Mueang Intl flights
Pierre Elliott Trudeau Intl to Phuket City flights
Pearson Intl to Krabi flights
Pierre Elliott Trudeau Intl to Ko Samui flights
Pearson Intl to Ko Samui flights
Ottawa to Phuket City flights
Pearson Intl to Chiang Mai flights
Ottawa to Chiang Mai flights
Sudbury to Suvarnabhumi flights
Pearson Intl to Chiang Rai flights
Pearson Intl to Udon Thani flights
Pearson Intl to Surat Thani flights
London to Suvarnabhumi flights
Pierre Elliott Trudeau Intl to Krabi flights
Pierre Elliott Trudeau Intl to Chiang Mai flights
Toronto Island to Ko Samui flights

Top airline flying from Toronto to Ko Samui

Discover the top airline that operate flights from Toronto 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapestC$ 2,085AverageC$ 2,474FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

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 Toronto to Ko Samui?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ko Samui from Toronto today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Toronto to Ko Samui for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Ko Samui from Toronto shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Toronto to Ko Samui and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.