Cheap Flights from Toronto to Samui International

Compare Toronto to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

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Flight deals from Toronto to Samui International

Looking for a cheap last-minute deal or the best return flight from Toronto to Samui International Airport? If you want to travel next month, return fares start from $2,622. Find the lowest prices on one-way and return tickets right here.

Koh Samui.$2,139 per passenger.Departing Tue, 1 Sep, returning Thu, 24 Sep.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Tue, 1 Sep, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Thu, 24 Sep, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,139, select.

Koh Samui.$2,291 per passenger.Departing Thu, 1 Oct, returning Mon, 12 Oct.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Thu, 1 Oct, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 12 Oct, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,291, select.

Koh Samui.$2,498 per passenger.Departing Sat, 5 Dec, returning Sat, 20 Mar.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Sat, 5 Dec, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 20 Mar, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,498, select.

Koh Samui.$2,559 per passenger.Departing Wed, 5 Aug, returning Mon, 17 Aug.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Wed, 5 Aug, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 17 Aug, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,559, select.

Koh Samui.$2,626 per passenger.Departing Sun, 24 May, returning Wed, 3 Jun.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Sun, 24 May, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 3 Jun, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,626, select.

Koh Samui.$2,646 per passenger.Departing Wed, 3 Jun, returning Sat, 13 Jun.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Wed, 3 Jun, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 13 Jun, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,646, select.

Koh Samui.$2,793 per passenger.Departing Fri, 6 Nov, returning Sat, 21 Nov.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Fri, 6 Nov, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 21 Nov, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,793, select.

Koh Samui.$2,811 per passenger.Departing Sun, 21 Jun, returning Sun, 5 Jul.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Sun, 21 Jun, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 5 Jul, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,811, select.

Koh Samui.$2,832 per passenger.Departing Fri, 23 Oct, returning Sat, 7 Nov.Return flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departs from Toronto Pearson International on Fri, 23 Oct, arriving in Samui International.Inbound indirect flight with Etihad Airways, departs from Samui International on Sat, 7 Nov, arriving in Toronto Pearson International.Price includes taxes and charges.From $2,832, select.

Koh Samui.$3,115 per passenger.Departing Tue, 1 Dec, returning Tue, 29 Dec.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Tue, 1 Dec, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Tue, 29 Dec, arriving in Toronto Pearson International.Price includes taxes and charges.From $3,115, select.

Koh Samui.$3,362 per passenger.Departing Sun, 27 Dec, returning Sun, 28 Feb.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Sun, 27 Dec, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 28 Feb, arriving in Toronto Pearson International.Price includes taxes and charges.From $3,362, select.

Koh Samui.$3,537 per passenger.Departing Sat, 18 Jul, returning Mon, 20 Jul.Return flight with Air Canada and Cathay Pacific.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Sat, 18 Jul, arriving in Samui International.Inbound indirect flight with Cathay Pacific, departs from Samui International on Mon, 20 Jul, arriving in Toronto Pearson International.Price includes taxes and charges.From $3,537, select.

Koh Samui.$3,557 per passenger.Departing Mon, 17 Aug, returning Wed, 2 Sep.Return flight with Air Canada and Bangkok Airways.Outbound indirect flight with Air Canada, departs from Toronto Pearson International on Mon, 17 Aug, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 2 Sep, arriving in Toronto Pearson International.Price includes taxes and charges.From $3,557, select.

Koh Samui.$4,038 per passenger.Departing Thu, 24 Dec, returning Tue, 5 Jan.Return flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departs from Toronto Pearson International on Thu, 24 Dec, arriving in Samui International.Inbound indirect flight with Etihad Airways, departs from Samui International on Tue, 5 Jan, arriving in Toronto Pearson International.Price includes taxes and charges.From $4,038, select.

Find the cheapest month to fly from Toronto to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Toronto to Samui International flights are currently cheapest in September.

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Toronto to Samui International: Alternative routes

Compare routes from Toronto to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

Samui International

5km from central Koh Samui

ClosestCheapest

from $2,139

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Toronto to Koh Samui: Flight information

The things to know before you go.

Cheapest flight found	$2,139
Cheapest month to fly	September

Finding cheap flights from Toronto to Samui International: Frequently asked questions

How much are return flights from Toronto to Samui International?

The best price we found for a return flight from Toronto to Samui International is $2,139. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Toronto to Samui International?

Currently, there are no airlines that fly direct from Toronto to Samui International. But we found flights with one stop from $2,139.

How many flights are there a week from Toronto to Samui International?

As of May 2026, there are no flights flying from Toronto to Samui International.

When is the cheapest time to fly from Toronto to Samui International?

The cheapest month to fly from Toronto to Samui International is usually September.

Which upcoming date is cheapest to fly from Toronto to Samui International Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Toronto to Samui International Airport on Tuesday, 1 September 2026.

Can I get a direct flight from Toronto to Samui International Airport?

No airlines currently offer direct flights between Toronto and Samui International Airport. Most routes have one or more stops.

How can I find the best flight deal to Samui International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Koh Samui?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Toronto to Samui International with?

The cheapest airline that flies to Samui International is Air Canada .

Travelling from Toronto to Ko Samui International Airport (USM): What you need to know

Ko Samui International Airport is located in Koh Samui. The city follows the UTC+7 timezone and is 12 hours ahead of Toronto.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport with enough time to catch your flight from Toronto to USM.
You can expect longer queues during popular months like July and other peak seasons. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a smart move.

Airports in Toronto

Toronto Pearson International Airport (YYZ)

Located around 27 kilometres from the centre of Toronto, YYZ can be reached in about 30 minutes by car (depending on traffic). The journey by public transport will take roughly 25 minutes.
Planning to catch an early flight from Toronto to Ko Samui International Airport? Avoid rushing to the terminal (and enjoy a few extra z's) by picking one of these stays close to Toronto Pearson International Airport:
When it comes to the on-time performance of Toronto Pearson International Airport, data shows 64% of flights arrive within the scheduled time frame.

Billy Bishop Toronto City Airport (YTZ)

You can reach YTZ from central Toronto in about 10 minutes by car, depending on traffic conditions. The ride on public transport takes roughly 20 minutes to travel the 3 kilometres or so.
Got a crack-of-dawn departure? Think about checking in to one of these hotels near Billy Bishop Toronto City Airport the day before your Toronto to USM flight:
62% of flights taking off from Billy Bishop Toronto City Airport arrive according to schedule.

John C. Munro Hamilton International Airport (YHM)

The journey time to YHM from central Toronto is around 1 hour 50 minutes by public transport. If you prefer to travel by car, it'll take you roughly 1 hour 10 minutes to cover the 72 kilometres or so.
Rest a little longer, move a little slower, and still make your Toronto to Ko Samui International Airport flight with time to spare. These hotels near John C. Munro Hamilton International Airport make departure day a breeze if you're flying out early:
The on-time performance record of YHM is 71%. In other words, that's how frequently flights that depart this airport arrive as planned.

About Ko Samui International Airport (USM)

If you have a late flight from Toronto to Ko Samui International Airport, nothing tops the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and sleeping soon after at one of these hotels near USM:
Grab a Ko Samui International Airport rental car and discover Koh Samui and beyond with your own wheels. Asap car hire, Hertz and Drive Car Hire are top outlets to choose from here.
Booking your ride around four weeks in advance of your Toronto to Ko Samui International Airport flight can help you lock in a great deal.

Getting from Ko Samui International Airport (USM) to central Koh Samui

Ko Samui International Airport is around 11 kilometres from the centre of Koh Samui. It takes around 20 minutes or so to get to the city by car.
Travelling by public transport takes about 30 minutes.

How to find the cheapest flights from Toronto to Ko Samui International Airport (USM)

At the moment, $1,136 is the best price we've found for a one-way ticket from Toronto to Ko Samui International Airport. The cheapest price for a return flight is $2,139. Keep in mind fares may change due to availability at the time of booking.
To pick up cheap flights from Toronto to USM, book early. Airlines usually offer their most competitively priced fares when flights first go on sale.
If you're flexible with your trip dates, use the 'Whole month' search tool. It'll give you the cheapest price across each month when searching for your Toronto to Ko Samui International Airport ticket.
There's no need to check back in every day to find out if prices have dropped when you set up a Price Alert. We'll notify you the moment a new deal shows up on plane tickets from Toronto to USM.
Tailor your flights using filters. Choose your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Toronto to Ko Samui International Airport.

Explore more of Thailand

Koh Samui has loads to offer, but there are so many other parts of Thailand waiting to be explored. About 129 kilometres south of Koh Samui, a visit to Nakhon Si Thammarat will keep your itinerary packed. Don't miss top attractions like Wat Phra Phrom, Wat Pho Sadet and Wat Yai Chai Mongkol.
If you're looking to explore another major stop in Thailand, consider Phuket, about 257 kilometres southwest of Koh Samui. V.MarineTour- Phi Phi Islands Day Trip - Private Boat Charters, Sunrise Beach and Paradise Beach are among the biggest draws.