What are the cheapest airlines flying from Koh Samui to Siem Reap round-trip?

Cheapflights users have booked flights from Koh Samui to Siem Reap return from ฿14,265. Another airline that can offer you cheap pricing is เวียดนามแอร์ไลน์. บางกอกแอร์เวย์ส is priced at 12% lower than the current average price of a flight leaving 3 months from now. Find deals

Can I find flights from Koh Samui to Siem Reap for under ฿14,300 on Cheapflights?

Yes, there are multiple flights from Koh Samui to Siem Reap for under ฿14,300. The cheapest flight booked recently is on บางกอกแอร์เวย์ส for just ฿14,265, but on average you can expect to pay ฿18,963. Find deals

What is the cheapest month to fly from Koh Samui to Siem Reap?

Our data shows that March tends to be the cheapest month to fly to Siem Reap from Koh Samui. Users have commonly found prices around ฿16,315 for the month, but tickets can be as low as ฿9,707. Due to multiple factors, prepare for potentially higher prices in May. Find deals

When is the cheapest time to fly from Koh Samui to Siem Reap (USM - REP)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Koh Samui to Siem Reap as you normally would. Find deals

What does USM to REP mean?

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ko Samui Airport to Siem Reap Airport flight would often be abbreviated as a USM to REP flight.

Cheap Flights from Koh Samui to Siem Reap from ฿4,732

USM — REP

11 Jun — 18 Jun1

Return

1 adult

Economy

Sun 11/6

Sun 18/6

How to find the cheapest flight from Koh Samui (USM) to Siem Reap (REP)

Popular in	May
Cheapest in	March
Round-trip from	฿113,132
One-way from	฿5,741

High demand for flights, 26% potential price rise

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Best time to find cheap flights, 40% potential price drop

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From Ko Samui to Siem Reap

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One-way flight from Ko Samui to Siem Reap

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USM - REP Price	฿3,251 - ฿14,810
REP Temperature	24 - 29 °C
REP Rainfall	0 - 260 mm

USM - REP

Price

฿3,251 - ฿14,810

REP

Temperature

24 - 29 °C

REP

Rainfall

0 - 260 mm

Cheap flights from Koh Samui to Siem Reap in June, July 2023

Check out some of the best flight deals from Koh Samui to Siem Reap in 2023. For more flight deals, be sure to check back very soon.

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

18h 00m

REP

Siem Reap

USM

Ko Samui

1 stop

11h 55m

฿14,265

บางกอกแอร์เวย์ส

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

9h 50m

REP

Siem Reap

USM

Ko Samui

1 stop

10h 45m

฿14,579

บางกอกแอร์เวย์ส

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

6h 20m

REP

Siem Reap

USM

Ko Samui

1 stop

10h 45m

฿16,423

บางกอกแอร์เวย์ส

Deal found 5/6

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

10h 40m

REP

Siem Reap

USM

Ko Samui

1 stop

12h 35m

฿19,032

บางกอกแอร์เวย์ส

Deal found 5/6

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

11h 05m

REP

Siem Reap

USM

Ko Samui

2 stops

24h 25m

฿21,259

เวียดนามแอร์ไลน์

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

10h 40m

REP

Siem Reap

USM

Ko Samui

2 stops

21h 50m

฿22,790

เวียดนามแอร์ไลน์

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

3 stops

24h 35m

REP

Siem Reap

USM

Ko Samui

2 stops

21h 50m

฿24,530

Multiple Airlines

Deal found 5/6

Koh Samui to Siem Reap 2023 flight deals

Check out some of the best flight deals from Koh Samui to Siem Reap in 2023. For more flight deals, be sure to check back very soon.

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

18h 00m

REP

Siem Reap

USM

Ko Samui

1 stop

11h 55m

฿14,265

บางกอกแอร์เวย์ส

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

9h 50m

REP

Siem Reap

USM

Ko Samui

1 stop

10h 45m

฿14,579

บางกอกแอร์เวย์ส

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

6h 20m

REP

Siem Reap

USM

Ko Samui

1 stop

10h 45m

฿16,423

บางกอกแอร์เวย์ส

Deal found 5/6

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

10h 40m

REP

Siem Reap

USM

Ko Samui

1 stop

12h 35m

฿19,032

บางกอกแอร์เวย์ส

Deal found 5/6

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

11h 05m

REP

Siem Reap

USM

Ko Samui

2 stops

24h 25m

฿21,259

เวียดนามแอร์ไลน์

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

10h 40m

REP

Siem Reap

USM

Ko Samui

2 stops

21h 50m

฿22,790

เวียดนามแอร์ไลน์

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

3 stops

24h 35m

REP

Siem Reap

USM

Ko Samui

2 stops

21h 50m

฿24,530

Multiple Airlines

Deal found 5/6

Cheap บางกอกแอร์เวย์ส flights from Koh Samui to Siem Reap

Take a look at some of the lowest-priced บางกอกแอร์เวย์ส flights heading from Koh Samui to Siem Reap. Be sure to come back soon if the deals available don't appeal to you at this time.

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

18h 00m

REP

Siem Reap

USM

Ko Samui

1 stop

11h 55m

฿14,265

บางกอกแอร์เวย์ส

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

9h 50m

REP

Siem Reap

USM

Ko Samui

1 stop

10h 45m

฿14,579

บางกอกแอร์เวย์ส

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

6h 20m

REP

Siem Reap

USM

Ko Samui

1 stop

10h 45m

฿16,423

บางกอกแอร์เวย์ส

Deal found 5/6

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

10h 40m

REP

Siem Reap

USM

Ko Samui

1 stop

12h 35m

฿19,032

บางกอกแอร์เวย์ส

Deal found 5/6

Cheap เวียดนามแอร์ไลน์ flights from Koh Samui to Siem Reap

Have a look at some of the cheapest available เวียดนามแอร์ไลน์ flights departing from Koh Samui and landing in Siem Reap. Check back soon if you're not seeing flights that suit your needs.

22 Jul - 23 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

11h 05m

REP

Siem Reap

USM

Ko Samui

2 stops

24h 25m

฿21,259

เวียดนามแอร์ไลน์

Deal found 5/6

23 Jul - 24 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

10h 40m

REP

Siem Reap

USM

Ko Samui

2 stops

21h 50m

฿22,790

เวียดนามแอร์ไลน์

Deal found 5/6

One-way flights to Siem Reap from Koh Samui

Some of the best available deals we've found on one-way flights from Koh Samui to Siem Reap. Users in need of a round-trip flight from Koh Samui to Siem Reap instead should update the search form at the top of page.

20 Jun

USM

Ko Samui

REP

Siem Reap

2 stops

8h 15m

฿4,732

Multiple Airlines

Deal found 5/6

20 Jun

USM

Ko Samui

REP

Siem Reap

2 stops

8h 15m

฿4,871

Multiple Airlines

Deal found 4/6

18 Jun

USM

Ko Samui

REP

Siem Reap

2 stops

32h 15m

฿4,906

Multiple Airlines

Deal found 4/6

19 Jun

USM

Ko Samui

REP

Siem Reap

2 stops

32h 15m

฿5,010

Multiple Airlines

Deal found 4/6

21 Jun

USM

Ko Samui

REP

Siem Reap

2 stops

27h 10m

฿5,497

Multiple Airlines

Deal found 4/6

17 Jun

USM

Ko Samui

REP

Siem Reap

2 stops

22h 50m

฿5,602

Multiple Airlines

Deal found 4/6

21 Jun

USM

Ko Samui

REP

Siem Reap

1 stop

13h 05m

฿5,741

บางกอกแอร์เวย์ส

Deal found 4/6

2 Jul

USM

Ko Samui

REP

Siem Reap

2 stops

8h 15m

฿5,845

Multiple Airlines

Deal found 5/6

1 Jul

USM

Ko Samui

REP

Siem Reap

1 stop

5h 05m

฿6,159

บางกอกแอร์เวย์ส

Deal found 5/6

Find flights from Koh Samui to Siem Reap within your budget

Fly from

Fly to

Budget

฿14,265 - ฿24,530

Route

Depart

Return

Price

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sat 22/7

1 stop18h 00m

Siem Reap

Sun 23/7

1 stop11h 55m

฿14,265

Pick Dates

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sun 23/7

1 stop9h 50m

Siem Reap

Mon 24/7

1 stop10h 45m

฿14,579

Pick Dates

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sun 23/7

2 stops6h 20m

Siem Reap

Mon 24/7

1 stop10h 45m

฿16,423

Pick Dates

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sat 22/7

2 stops10h 40m

Siem Reap

Sun 23/7

1 stop12h 35m

฿19,032

Pick Dates

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sat 22/7

2 stops11h 05m

Siem Reap

Sun 23/7

2 stops24h 25m

฿21,259

Pick Dates

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sun 23/7

2 stops10h 40m

Siem Reap

Mon 24/7

2 stops21h 50m

฿22,790

Pick Dates

Ko SamuiSiem Reap

USM - REP

USMREP

Ko Samui

Sun 23/7

3 stops24h 35m

Siem Reap

Mon 24/7

2 stops21h 50m

฿24,530

Pick Dates

Flights are sorted by cheapest first

Deals found on 5/6

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Cheap flights from Koh Samui to Siem Reap from ฿4,732

This is the cheapest one-way flight price, found on 5/6. Prices may vary by date and flight preferences.

How to find the cheapest flight from Koh Samui (USM) to Siem Reap (REP)

All the information you need to plan the best USM to REP flight in 2023: compare Koh Samui to Siem Reap flight prices with the expected peak season, weather and rainfall in Siem Reap.

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest month to fly from Koh Samui to Siem Reap?

When is the cheapest time to fly from Koh Samui to Siem Reap (USM - REP)?

Cheap flights from Koh Samui to Siem Reap in June, July 2023

The best prices found for USM to REP flights in June, July

Check out some of the best flight deals from Koh Samui to Siem Reap in 2023. For more flight deals, be sure to check back very soon.

Koh Samui to Siem Reap 2023 flight deals

Cheap flights to Siem Reap from Koh Samui found for this year

Check out some of the best flight deals from Koh Samui to Siem Reap in 2023. For more flight deals, be sure to check back very soon.

Cheap บางกอกแอร์เวย์ส flights from Koh Samui to Siem Reap

Take a look at some of the lowest-priced บางกอกแอร์เวย์ส flights heading from Koh Samui to Siem Reap. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap เวียดนามแอร์ไลน์ flights from Koh Samui to Siem Reap

Have a look at some of the cheapest available เวียดนามแอร์ไลน์ flights departing from Koh Samui and landing in Siem Reap. Check back soon if you're not seeing flights that suit your needs.

One-way flights to Siem Reap from Koh Samui

The cheapest one-way flights from Koh Samui to Siem Reap

Some of the best available deals we've found on one-way flights from Koh Samui to Siem Reap. Users in need of a round-trip flight from Koh Samui to Siem Reap instead should update the search form at the top of page.

Find flights from Koh Samui to Siem Reap within your budget

Use the slider to find flights from Koh Samui to Siem Reap that fit your budget.

Related info for your journey

Useful info, stats and facts about Koh Samui to Siem Reap flights.

Can I find flights from Koh Samui to Siem Reap for under ฿14,300 on Cheapflights?

What are the cheapest airlines flying from Koh Samui to Siem Reap round-trip?

What does USM to REP mean?

Other flights from Koh Samui

Flights to Siem Reap from Koh Samui

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