Cheap flights Siem Reap to Koh Samui (Koh Samui)

From

To

Depart

Return

Passengers

1 passenger, economy

Cheap flights Siem Reap to Koh Samui

Compare prices, duration and stops

Filters

Stops

Direct only 1 stop

Price

£141 £250 £250

Airlines

Air Bishkek Bangkok Airways Emirates Thai AirAsia Thai Airways VietJet Air

PG 908

12:35

Siem Reap (SAI)

Sat, 19 sep

11h 35min

1 stop

00:10

Koh Samui (USM)

Sun, 20 sep +1

£162

FD 611

04:55

Siem Reap (SAI)

Wed, 23 sep

7h 50min

1 stop

12:45

Koh Samui (USM)

Wed, 23 sep

£190

FD 615

09:55

Siem Reap (SAI)

Thu, 1 oct

15h 20min

1 stop

01:15

Koh Samui (USM)

Fri, 2 oct +1

£214

FD 615

09:55

Siem Reap (SAI)

Fri, 2 oct

38h 15min

1 stop

00:10

Koh Samui (USM)

Sun, 4 oct +1

£194

FD 615

09:55

Siem Reap (SAI)

Sat, 3 oct

14h 15min

1 stop

00:10

Koh Samui (USM)

Sun, 4 oct +1

£166

PG 908

12:35

Siem Reap (SAI)

Sat, 3 oct

11h 35min

1 stop

00:10

Koh Samui (USM)

Sun, 4 oct +1

£179

FD 615

09:55

Siem Reap (SAI)

Sun, 4 oct

14h 15min

1 stop

00:10

Koh Samui (USM)

Mon, 5 oct +1

£166

VJ 914

12:05

Siem Reap (SAI)

Tue, 13 oct

36h 5min

2 stops

00:10

Koh Samui (USM)

Thu, 15 oct +1

£198

FD 615 🔥 Hot deal

09:55

Siem Reap (SAI)

Wed, 14 oct

14h 15min

1 stop

00:10

Koh Samui (USM)

Thu, 15 oct +1

£154

FD 615

09:55

Siem Reap (SAI)

Sun, 18 oct

17h 40min

1 stop

03:35

Koh Samui (USM)

Mon, 19 oct +1

£160

FD 615

09:55

Siem Reap (SAI)

Mon, 19 oct

17h 40min

1 stop

03:35

Koh Samui (USM)

Tue, 20 oct +1

£157

FD 611

04:55

Siem Reap (SAI)

Thu, 22 oct

7h 50min

1 stop

12:45

Koh Samui (USM)

Thu, 22 oct

£185

FD 615

09:55

Siem Reap (SAI)

Fri, 23 oct

27h 30min

2 stops

13:25

Koh Samui (USM)

Sat, 24 oct +1

£202

FD 615

09:55

Siem Reap (SAI)

Sat, 24 oct

14h 40min

1 stop

00:35

Koh Samui (USM)

Sun, 25 oct +1

£202

FD 615

09:50

Siem Reap (SAI)

Sun, 25 oct

51h

1 stop

12:50

Koh Samui (USM)

Tue, 27 oct +1

£177

FD 613

09:50

Siem Reap (SAI)

Wed, 28 oct

25h 35min

1 stop

11:25

Koh Samui (USM)

Thu, 29 oct +1

£161

FD 615

09:50

Siem Reap (SAI)

Fri, 30 oct

14h 55min

1 stop

00:45

Koh Samui (USM)

Sat, 31 oct +1

£159

FD 615

09:50

Siem Reap (SAI)

Sun, 1 nov

14h 20min

1 stop

00:10

Koh Samui (USM)

Mon, 2 nov +1

£167

PG 589 🔥 Hot deal

02:50

Siem Reap (SAI)

Mon, 2 nov

5h 45min

Direct

08:35

Koh Samui (USM)

Mon, 2 nov

£155

FD 613

09:50

Siem Reap (SAI)

Mon, 2 nov

24h 40min

1 stop

10:30

Koh Samui (USM)

Tue, 3 nov +1

£145

FD 615

09:50

Siem Reap (SAI)

Tue, 3 nov

14h 20min

1 stop

00:10

Koh Samui (USM)

Wed, 4 nov +1

£169

TG 589

02:50

Siem Reap (SAI)

Wed, 4 nov

6h 25min

1 stop

09:15

Koh Samui (USM)

Wed, 4 nov

£155

TG 589

02:50

Siem Reap (SAI)

Thu, 5 nov

6h 25min

1 stop

09:15

Koh Samui (USM)

Thu, 5 nov

£155

KR 721

07:55

Siem Reap (SAI)

Thu, 12 nov

16h 15min

1 stop

00:10

Koh Samui (USM)

Fri, 13 nov +1

£184

TG 589

02:50

Siem Reap (SAI)

Mon, 23 nov

6h 25min

1 stop

09:15

Koh Samui (USM)

Mon, 23 nov

£209

FD 611

04:45

Siem Reap (SAI)

Mon, 30 nov

8h 45min

1 stop

13:30

Koh Samui (USM)

Mon, 30 nov

£156

FD 611

04:45

Siem Reap (SAI)

Tue, 1 dec

19h 25min

1 stop

00:10

Koh Samui (USM)

Wed, 2 dec +1

£167

FD 615 🔥 Hot deal

09:50

Siem Reap (SAI)

Tue, 1 dec

14h 20min

Direct

00:10

Koh Samui (USM)

Wed, 2 dec +1

£167

PG 908

12:25

Siem Reap (SAI)

Tue, 1 dec

11h 45min

1 stop

00:10

Koh Samui (USM)

Wed, 2 dec +1

£185

TG 589

02:50

Siem Reap (SAI)

Sat, 5 dec

6h 25min

1 stop

09:15

Koh Samui (USM)

Sat, 5 dec

£209

KR 721

07:55

Siem Reap (SAI)

Sat, 5 dec

6h 25min

1 stop

14:20

Koh Samui (USM)

Sat, 5 dec

£213

FD 615

09:50

Siem Reap (SAI)

Wed, 16 dec

17h 35min

1 stop

03:25

Koh Samui (USM)

Thu, 17 dec +1

£208

FD 611

04:45

Siem Reap (SAI)

Thu, 17 dec

8h

1 stop

12:45

Koh Samui (USM)

Thu, 17 dec

£215

TG 589

02:50

Siem Reap (SAI)

Tue, 22 dec

5h 5min

1 stop

07:55

Koh Samui (USM)

Tue, 22 dec

£196

FD 613

09:50

Siem Reap (SAI)

Wed, 23 dec

4h

1 stop

13:50

Koh Samui (USM)

Wed, 23 dec

£219

PG 908

12:25

Siem Reap (SAI)

Thu, 24 dec

11h 45min

1 stop

00:10

Koh Samui (USM)

Fri, 25 dec +1

£250

TG 589

02:50

Siem Reap (SAI)

Fri, 25 dec

6h 25min

1 stop

09:15

Koh Samui (USM)

Fri, 25 dec

£213

FD 613

09:50

Siem Reap (SAI)

Fri, 25 dec

15h 35min

1 stop

01:25

Koh Samui (USM)

Sat, 26 dec +1

£237

TG 589

02:50

Siem Reap (SAI)

Sat, 26 dec

5h 5min

1 stop

07:55

Koh Samui (USM)

Sat, 26 dec

£213

TG 589

02:50

Siem Reap (SAI)

Sun, 27 dec

6h 25min

1 stop

09:15

Koh Samui (USM)

Sun, 27 dec

£213

TG 589

02:50

Siem Reap (SAI)

Mon, 28 dec

6h 25min

1 stop

09:15

Koh Samui (USM)

Mon, 28 dec

£213

EK 371

16:50

Siem Reap (SAI)

Thu, 31 dec

7h 20min

1 stop

00:10

Koh Samui (USM)

Fri, 1 jan +1

£193

TG 589

02:50

Siem Reap (SAI)

Mon, 4 jan

6h 35min

1 stop

09:25

Koh Samui (USM)

Mon, 4 jan

£200

FD 619

13:45

Siem Reap (SAI)

Mon, 4 jan

34h 25min

1 stop

00:10

Koh Samui (USM)

Wed, 6 jan +1

£207

TG 589

02:50

Siem Reap (SAI)

Wed, 6 jan

10h 35min

1 stop

13:25

Koh Samui (USM)

Wed, 6 jan

£204

TG 589

02:50

Siem Reap (SAI)

Thu, 7 jan

10h 35min

1 stop

13:25

Koh Samui (USM)

Thu, 7 jan

£204

FD 619

13:45

Siem Reap (SAI)

Fri, 8 jan

11h 25min

1 stop

01:10

Koh Samui (USM)

Sat, 9 jan +1

£186

FD 611

04:45

Siem Reap (SAI)

Sat, 9 jan

43h 25min

1 stop

00:10

Koh Samui (USM)

Mon, 11 jan +1

£175

FD 619 Best price

13:45

Siem Reap (SAI)

Sat, 9 jan

10h 25min

1 stop

00:10

Koh Samui (USM)

Sun, 10 jan +1

£141

FD 619

13:45

Siem Reap (SAI)

Sun, 10 jan

10h 25min

1 stop

00:10

Koh Samui (USM)

Mon, 11 jan +1

£149

Low price calendar

September 2026

Price chart (September 2026)

min: £162 · max: £190

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£162

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£190

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Cheap flights Siem Reap to Koh Samui

Thai AirAsia

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Price from

£145

Thai Airways

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Price from

£155

Air Bishkek

Tue, Thu, Sat

Price from

£184

Bangkok Airways

Mon, Tue, Thu, Fri, Sat, Sun

Price from

£185

VietJet Air

Tue

Price from

£198

Popular destinations from Siem Reap

All →

SAI

Siem Reap — Sihanoukville

Cambodia → Cambodia

KOS

from

£28

SAI

Siem Reap — Phnom Penh (Ta Khmau)

Cambodia → Cambodia

KTI

from

£30

SAI

Siem Reap — Phnom Penh

Cambodia → Cambodia

PNH

from

£96

SAI

Siem Reap — Vinh

Cambodia → Vietnam

VII

from

£97

SAI

Siem Reap — Ubon Ratchathani

Cambodia → Thailand

UBP

from

£117

SAI

Siem Reap — Sakon Nakhon

Cambodia → Thailand

SNO

from

£117

SAI

Siem Reap — Phitsanulok

Cambodia → Thailand

PHS

from

£117

SAI

Siem Reap — Hanoi

Cambodia → Vietnam

HAN

from

£118

SAI

Siem Reap — Luang Prabang

Cambodia → Laos

LPQ

from

£125

Popular destinations to Koh Samui

All →

HKT

Phuket — Koh Samui

Thailand → Thailand

USM

from

£40

UTP

Pattaya — Koh Samui

Thailand → Thailand

USM

from

£41

KBV

Krabi — Koh Samui

Thailand → Thailand

USM

from

£44

BKK

Bangkok — Koh Samui

Thailand → Thailand

USM

from

£51

CNX

Chiang Mai — Koh Samui

Thailand → Thailand

USM

from

£57

MOW

Moskva — Koh Samui

Russia → Thailand

USM

from

£85

DPS

Denpasar (Bali) — Koh Samui

Indonesia → Thailand

USM

from

£94

SIN

Singapore — Koh Samui

Singapore → Thailand

USM

from

£94

SGN

Ho Chi Minh City — Koh Samui

Vietnam → Thailand

USM

from

£103

Cheap flights Siem Reap to Koh Samui

Interesting facts about the route

Flight time

11h

Distance

592 km

Average price

£179

Most frequent flight

FD 615

Passenger reviews

No reviews for this route yet

Internet abroad

eSIM · Thailand

maew

10 GB

data

30

days

£8

maew

20 GB

data

30

days

£13

dtac

data

15

days

£14

dtac

data

30

days

£25

maew

data

10

days

£26

Frequently Asked Questions

The average ticket price Siem Reap Koh Samui is £179. The cheapest ticket costs £162, operated by Bangkok Airways, flight 908, departing Siem Reap on 19 September at 12:35, arriving Koh Samui on 20 September at 00:10.

The average flight time is 11 hours 35 minutes.The fastest flight takes 11 hours 35 minutes, flight 908operated by Bangkok Airways, departing Siem Reap on 19 September at 12:35, arriving Koh Samui on 20 September at 00:10.

Flights on the Siem Reap - Koh Samui route are operated by the following airlines: Thai AirAsia, Air Bishkek, Bangkok Airways, Thai Airways, VietJet Air.

The distance from Siem Reap to Koh Samui is 592 km.