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Cheap Flights from Siem Reap–Angkor to Samui International

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      Travellers and cabin class, 1 Adult, Economy

      Compare Siem Reap–Angkor 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 Siem Reap–Angkor to Samui International

      Looking for a cheap last-minute deal or the best return flight from Siem Reap–Angkor Airport to Samui International Airport? If you want to travel next month, return fares start from Rs123,330. Find the lowest prices on one-way and return tickets right here.
      Koh Samui.Rs48,765 per passenger.Departing Wed, 28 Oct.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Wed, 28 Oct, arriving in Samui International.Price includes taxes and charges.From Rs48,765, select.
      Koh Samui.Rs50,236 per passenger.Departing Wed, 30 Sep.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Wed, 30 Sep, arriving in Samui International.Price includes taxes and charges.From Rs50,236, select.
      Koh Samui.Rs51,202 per passenger.Departing Wed, 13 Jan.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Wed, 13 Jan, arriving in Samui International.Price includes taxes and charges.From Rs51,202, select.
      Koh Samui.Rs52,169 per passenger.Departing Mon, 8 Feb.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Mon, 8 Feb, arriving in Samui International.Price includes taxes and charges.From Rs52,169, select.
      Koh Samui.Rs52,690 per passenger.Departing Fri, 12 Mar.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Fri, 12 Mar, arriving in Samui International.Price includes taxes and charges.From Rs52,690, select.
      Koh Samui.Rs53,640 per passenger.Departing Wed, 2 Dec.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Wed, 2 Dec, arriving in Samui International.Price includes taxes and charges.From Rs53,640, select.
      Koh Samui.Rs54,101 per passenger.Departing Tue, 27 Apr.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Tue, 27 Apr, arriving in Samui International.Price includes taxes and charges.From Rs54,101, select.
      Koh Samui.Rs54,713 per passenger.Departing Wed, 12 May.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Wed, 12 May, arriving in Samui International.Price includes taxes and charges.From Rs54,713, select.
      Koh Samui.Rs54,874 per passenger.Departing Mon, 7 Jun.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Mon, 7 Jun, arriving in Samui International.Price includes taxes and charges.From Rs54,874, select.
      Koh Samui.Rs55,592 per passenger.Departing Tue, 10 Nov.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Tue, 10 Nov, arriving in Samui International.Price includes taxes and charges.From Rs55,592, select.
      Koh Samui.Rs55,711 per passenger.Departing Mon, 26 Jul.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Siem Reap–Angkor on Mon, 26 Jul, arriving in Samui International.Price includes taxes and charges.From Rs55,711, select.
      Koh Samui.Rs60,396 per passenger.Departing Tue, 3 Aug.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Siem Reap–Angkor on Tue, 3 Aug, arriving in Samui International.Price includes taxes and charges.From Rs60,396, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Siem Reap–Angkor to Samui International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Siem Reap–Angkor to Samui International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Siem Reap–Angkor to Samui International flights are currently cheapest in October.
      Sep
      from Rs50,236
      Oct
      from Rs48,765
      Nov
      from Rs55,592
      Dec
      from Rs53,640
      Jan
      from Rs51,202
      Feb
      from Rs52,169
      Mar
      from Rs52,690
      Apr
      from Rs54,101
      May
      from Rs54,713
      Jun
      from Rs54,874
      Jul
      from Rs55,711
      Aug
      from Rs60,396

      Siem Reap–Angkor to Samui International: Alternative routes

      Compare routes from Siem Reap–Angkor 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 Rs48,756
      Search flights

      Siem Reap to Koh Samui: Flight information

      The things to know before you go.
      Cheapest flight foundRs48,756
      Cheapest month to flyOctober

      Finding cheap flights from Siem Reap–Angkor to Samui International: Frequently asked questions

      The best price we found for a return flight from Siem Reap–Angkor to Samui International is Rs104,641. 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 Siem Reap–Angkor to Samui International. But we found flights with one or more stops from Rs104,659.
      As of September 2026, there are no flights flying from Siem Reap–Angkor to Samui International.
      The cheapest month to fly from Siem Reap–Angkor to Samui International is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Siem Reap–Angkor Airport to Samui International Airport on Sunday, 1 November 2026.
      No airlines currently offer direct flights between Siem Reap–Angkor 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, Thai AirAsia offers the cheapest flight tickets to Samui International.

      Travelling from Siem Reap–Angkor Airport (SAI) to Samui International Airport (USM): what you need to know

      • Siem Reap and Koh Samui are in the same timezone, UTC+7.

      • Give yourself enough time to catch your SAI to USM flight. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

      • Be prepared for bigger queues during popular months such as December. Arriving up to four hours ahead of international flights and two hours for domestic departures will give you ample time for security and boarding.

      • Enjoy a quick visit to another city or simply break up your journey with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from Siem Reap–Angkor Airport to Samui International Airport. Many travellers pass through Bangkok Suvarnabhumi Airport when flying between SAI and USM.

      Handy information about Siem Reap–Angkor Airport (SAI)

      • When it comes to the on-time performance of Siem Reap–Angkor Airport, data shows 76% of flights stick to their scheduled arrival time.

      • To get to Siem Reap–Angkor Airport from central Siem Reap, it'll take about 15 minutes if you're travelling by car. Of course, this depends on traffic conditions. It's approximately 8 kilometres from the airport to the city centre.

      • The journey on public transport usually takes 25 minutes.

      Arriving at Samui International Airport (USM)

      • If you're landing on a late Siem Reap–Angkor Airport to Samui International Airport flight, few things top the convenience of staying near the terminal. Grab your bags from the carousel and then be tucked up in bed not long after at one of these accommodation options near USM:

      • Explore without limits with a Samui International Airport rental car. Pick up your wheels from asap car rental, Hertz or Drive Car Rental and see more of Koh Samui and beyond.

      • Lock in the best deal by booking your vehicle from Samui International Airport around four weeks ahead of your trip.

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

      • From Samui International Airport, Koh Samui is approximately 11 kilometres away. It takes around 20 minutes to get to the centre driving.

      • It'll take around 30 minutes if you're travelling by public transport.

      When to fly to Samui International Airport (USM)

      • December is the busiest month for flights from Siem Reap–Angkor Airport to Samui International Airport. To skip the crowds, go to Koh Samui in May.

      • Book your flight from Siem Reap–Angkor Airport to Samui International Airport for May if you'd like to explore Koh Samui during its warmest month. Expect temperatures of between 25ºC and 30ºC.

      • If you want to travel in cooler conditions, search for a cheap ticket from SAI to USM in January. Temperatures average between 23ºC and 28ºC then.

      Explore more of Thailand

      • You've seen Koh Samui, now it's time to discover more of Thailand. Travel about 467 kilometres north to Bangkok to tick off its must-visit sights. From Grand Palace to Wat Phra Kaew and Songkran Festival Silom, you'll have a full itinerary ahead.

      Plan the rest of your trip from Siem Reap to Koh Samui

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.