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Cheap Flights from Trat to Koh Samui

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Compare Trat to Samui International flight deals

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

Book the best Samui International fare with no extra fees

Flight deals from Trat to Samui International

Looking for a cheap last-minute deal or the best return flight from Trat to Samui International? Find the lowest prices on one-way and return tickets right here.
Koh Samui.$397 per passenger.Departing Sun, 25 May, returning Sun, 1 Jun.Return flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Trat on Sun, 25 May, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 1 Jun, arriving in Trat.Price includes taxes and charges.From $397, select.
Koh Samui.$406 per passenger.Departing Sat, 24 May, returning Sat, 31 May.Return flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Trat on Sat, 24 May, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 31 May, arriving in Trat.Price includes taxes and charges.From $406, select.
Koh Samui.$421 per passenger.Departing Thu, 19 Jun, returning Sun, 22 Jun.Return flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Trat on Thu, 19 Jun, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 22 Jun, arriving in Trat.Price includes taxes and charges.From $421, select.
Koh Samui.$855 per passenger.Departing Tue, 15 Apr, returning Tue, 22 Apr.Return flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Trat on Tue, 15 Apr, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Tue, 22 Apr, arriving in Trat.Price includes taxes and charges.From $855, select.

Find the cheapest month to fly from Trat to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Trat to Samui International flights are currently cheapest in May.
Apr
from $850
May
from $403
Jun
from $419
Jul
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Aug
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Sep
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Oct
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Nov
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Dec
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Jan
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Feb
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Mar
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Trat to Samui International: Alternative routes

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

Trat to Koh Samui: Flight information

The things to know before you go.
Cheapest flight found$395
Cheapest month to flyMay

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

The best price we found for a return flight from Trat to Samui International is $395. 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.
Currently, there are no airlines that fly direct from Trat to Samui International. But we found flights with one or more stops from $397.
As of April 2025, there are no flights flying from Trat to Samui International.
The cheapest month to fly from Trat to Samui International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Trat Airport to Samui International Airport on Sunday, 25 May 2025.
No airlines currently offer direct flights between Trat Airport and Samui International Airport. Most routes have one or more stops.
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.
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.
Currently, Bangkok Airways offers the cheapest flight tickets to Samui International.

Flying from Trat Airport (TDX) to Koh Samui Airport (USM): what you need to know

  • Leave enough time to catch your TDX to USM flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for longer lines during popular months such as April. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

How to find the cheapest flights from Trat Airport (TDX) to Koh Samui Airport (USM)

  • $175 is currently the best price for a one-way Trat Airport to Koh Samui Airport flight. A return flight starts at $397. These prices can change depending on availability and demand.

  • Don't wait until the last moment. You're more likely to find cheap tickets from TDX to USM if you book ahead. Airlines often have some terrific early bird rates.

  • Getting cheap flights from Trat Airport to Koh Samui Airport is easy if you can be flexible with your dates. Use the 'Whole month' function to see the best prices across each month and bag a great deal.

  • You don't need to check every day to see if fares have dropped when you set up a Price Alert. We'll notify you as soon as there's a better deal on cheap flights from TDX to USM.

  • Choose your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Trat Airport to Koh Samui Airport.

Handy information about Trat Airport (TDX)

  • When it comes to the on-time performance of Trat Airport, 72.95% of flights meet their scheduled arrival time.

Arriving at Koh Samui Airport (USM)

  • The last thing you want is a lengthy journey to your hotel if you're landing late on a Trat Airport to Koh Samui Airport flight. Check in to one of these accommodation options near USM instead:

  • Follow your own route with a Koh Samui Airport rental car. Book your wheels from asap car hire, Hertz or Drive Car Hire and see more of Koh Samui and beyond.

  • Lock in the best possible rate by booking your ride from Koh Samui Airport about four weeks in advance of your trip.

When to fly to Koh Samui Airport (USM)

  • July is the most popular month for flights from Trat Airport to Koh Samui Airport. To escape the crowds, travel to Koh Samui in February.

Explore more of Thailand

  • Bangkok is just one of the many cities in Thailand waiting to be discovered after you've seen Koh Samui. Around 467 kilometres away to the north, check out popular attractions including Grand Palace, Wat Arun and Wat Phra Kaew.

  • Around 434 kilometres north of Koh Samui, Chon Buri is another favourite stop in Thailand. No visit is complete without checking out Wat Ton Son, Forest and Phra Phutthasihing Hall.

Plan the rest of your trip from Trat to Koh Samui

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.