Cheap Flights from Samui International to Siem Reap–Angkor

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Compare Samui International to Siem Reap–Angkor flight deals

Find the cheapest month or even day of the year to fly to Siem Reap–Angkor

Book the best Siem Reap–Angkor fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Samui International to Siem Reap–Angkor

Looking for a cheap last-minute deal or the best return flight from Samui International Airport to Siem Reap–Angkor Airport? If you want to travel next month, return fares start from Rs128,350. Find the lowest prices on one-way and return tickets right here.

Siem Reap.Rs46,774 per passenger.Departing Wed, 18 Nov.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 18 Nov, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs46,774, select.

Siem Reap.Rs50,807 per passenger.Departing Mon, 12 Jul.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 12 Jul, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs50,807, select.

Siem Reap.Rs50,897 per passenger.Departing Sun, 4 Apr.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 4 Apr, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs50,897, select.

Siem Reap.Rs52,243 per passenger.Departing Thu, 18 Mar.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Thu, 18 Mar, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs52,243, select.

Siem Reap.Rs52,846 per passenger.Departing Sun, 2 May.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 2 May, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs52,846, select.

Siem Reap.Rs52,846 per passenger.Departing Mon, 26 Oct.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 26 Oct, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs52,846, select.

Siem Reap.Rs54,231 per passenger.Departing Fri, 26 Feb.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Fri, 26 Feb, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs54,231, select.

Siem Reap.Rs54,276 per passenger.Departing Wed, 16 Dec.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 16 Dec, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs54,276, select.

Siem Reap.Rs59,778 per passenger.Departing Mon, 21 Sep.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 21 Sep, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs59,778, select.

Siem Reap.Rs59,917 per passenger.Departing Mon, 11 Jan.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 11 Jan, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs59,917, select.

Siem Reap.Rs64,101 per passenger.Departing Mon, 16 Aug.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 16 Aug, arriving in Siem Reap–Angkor .Price includes taxes and charges.From Rs64,101, select.

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

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

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Samui International to Siem Reap–Angkor : Alternative routes

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

Siem Reap–Angkor

41km from central Siem Reap

ClosestCheapest

from Rs46,774

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Koh Samui to Siem Reap: Flight information

The things to know before you go.

Cheapest flight found	Rs46,774
Cheapest month to fly	November

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

How much are return flights from Samui International to Siem Reap–Angkor ?

The best price we found for a return flight from Samui International to Siem Reap–Angkor is Rs102,641. 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.

Which airlines fly direct from Samui International to Siem Reap–Angkor ?

Currently, there are no airlines that fly direct from Samui International to Siem Reap–Angkor . But we found flights with one or more stops from Rs102,641.

How many flights are there a week from Samui International to Siem Reap–Angkor ?

As of September 2026, there are no flights flying from Samui International to Siem Reap–Angkor .

When is the cheapest time to fly from Samui International to Siem Reap–Angkor ?

The cheapest month to fly from Samui International to Siem Reap–Angkor is usually May.

Which upcoming date is cheapest to fly from Samui International Airport to Siem Reap–Angkor Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Samui International Airport to Siem Reap–Angkor Airport on Monday, 10 May 2027.

Can I get a direct flight from Samui International Airport to Siem Reap–Angkor Airport?

No airlines currently offer direct flights between Samui International Airport and Siem Reap–Angkor Airport. Most routes have one or more stops.

How can I find the best flight deal to Siem Reap–Angkor ?

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 Siem Reap–Angkor 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 Siem Reap?

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

Which is the cheapest airline to fly from Samui International Airport to Siem Reap–Angkor with?

Currently, Bangkok Airways offers the cheapest flight tickets to Siem Reap–Angkor .

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

Siem Reap's timezone is UTC+7, which is the same as Koh Samui.
Leave plenty of time to catch your USM to SAI flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.
You can expect longer queues during popular months such as December. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

How to find the cheapest flights from Samui International Airport (USM) to Siem Reap–Angkor Airport (SAI)

The cheapest price we've seen for a one-way Samui International Airport to Siem Reap–Angkor Airport flight is Rs46,774. A return ticket right now is Rs102,641. Depending on the availability and when you book, these fares may change.
Don't leave things to the last minute. You're more likely to get cheap tickets from USM to SAI if you book ahead. Airlines often offer some great early bird rates.
If you're flexible with your travel dates, use the 'Whole month' tool. It'll show you the cheapest price across every month when searching for your flight from Samui International Airport to Siem Reap–Angkor Airport.
You don't need to check back in every day to see if fares have dropped when you set up a Price Alert. We'll send you an update the moment the price changes on cheap flights from USM to SAI.
Pick your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Samui International Airport to Siem Reap–Angkor Airport.

Handy information about Samui International Airport (USM)

Samui International Airport maintains a solid on-time performance, reducing your chances of a delayed flight. Departures from USM make it to their destination as scheduled 83% of the time.
Samui International Airport is around 11 kilometres from central Koh Samui. If you're driving, catching a taxi or ride-sharing from the centre, it'll take 20 minutes or so to get there, depending on the traffic.
The journey on public transport will take about 30 minutes.
Need a convenient hotel close to USM? If you're catching an early flight from Samui International Airport to Siem Reap–Angkor Airport, these accommodation options will put you moments from your check-in counter:

When to fly to Siem Reap–Angkor Airport (SAI)

December is the busiest month for flights from Samui International Airport to Siem Reap–Angkor Airport. To escape the crowds, go to Siem Reap in June.
The warmest month in Siem Reap is March, with the temperature ranging between 22ºC and 38ºC. Book your flights from Samui International Airport to Siem Reap–Angkor Airport in this month if this is the type of weather you enjoy.
Search for cheap tickets from USM to SAI in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 18ºC and 33ºC on average.

Explore more of Cambodia

Phnom Penh is just one of the many places in Cambodia waiting to be discovered once you've taken in the sights of Siem Reap. Around 225 kilometres away to the south-east, its top attractions include Royal Palace, Genocide museum and Documentation Centre of Cambodia.
Around 306 kilometres south of Siem Reap, Sihanoukville is another favourite stop in Cambodia. No visit is complete without checking out Otres Beach, Independence Beach and Sokha Beach.