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Home / Siem Reap — Sihanoukville

Cheap flights Siem Reap — Sihanoukville

Siem Reap (SAI, KH) Sihanoukville (KOS, KH)
from $139 306 km ~52m 37 flights found 3 airlines cheapest on Wednesday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $139 on 29.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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Tu
We
Th
Fr
Sa
Su
December 2026
Mo
Tu
We
Th
Fr
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Su
January 2027
Mo
Tu
We
Th
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Depart
—
Return
—
Cheapest flights found
30 Dec 2026, Wed
Air Cambodia K6 133
11:00
SAI Siem Reap International Airport
12:00
KOS Sihanouk International Airport
1h Direct
Trip.com
$139
View this ticket
26 Dec 2026, Sat
Air Cambodia K6 133
11:00
SAI Siem Reap International Airport
12:00
KOS Sihanouk International Airport
1h Direct
Farera
$140
View this ticket
28 Dec 2026, Mon
Air Cambodia K6 133
11:00
SAI Siem Reap International Airport
12:00
KOS Sihanouk International Airport
1h Direct
Trip.com
$140
View this ticket
27 Dec 2026, Sun
Air Cambodia K6 133
11:00
SAI Siem Reap International Airport
12:00
KOS Sihanouk International Airport
1h Direct
Trip.com
$144
View this ticket
13 Nov 2026, Fri
Air Cambodia K6 133
11:00
SAI Siem Reap International Airport
12:00
KOS Sihanouk International Airport
1h Direct
Trip.com
$145
View this ticket
15 Dec 2026, Tue
Air Cambodia K6 131
05:15
SAI Siem Reap International Airport
06:20
KOS Sihanouk International Airport
1h 5m Direct
Trip.com
$156
View this ticket
Route characteristics
Distance
306 km
Flight time
52m
Time difference
+0h
Minimum price
from $139 (29.12.2026)
Average price
$217
Maximum price
$361
Departures per week
3
Cheapest day
Wednesday
Departure airports (1)
SAI Siem Reap International Airport
Arrival airports (1)
KOS Sihanouk International Airport
Airlines (3)
K6 Air Cambodia KT AirAsia Cambodia VN Vietnam Airlines
Agencies (8)
Trip.com Farera Biletix Clickavia Авиасейлс Kiwi.com Kupi.com Aviakassa
Prices by day of week
Monday
$140
avg $140
Tuesday
$156
avg $156
Wednesday
$139
avg $139
Cheapest
Friday
$145
avg $145
Saturday
$140
avg $140
Sunday
$144
avg $144
Price trend by month
November 2026
from $145
avg $145
1 flights
December 2026
from $139
avg $144
5 flights
Airlines — cheapest prices 3
Air Cambodia
Air Cambodia
29 flights · 29 days
$138
AirAsia Cambodia
AirAsia Cambodia
Low-cost 6 flights · 6 days
$260
Vietnam Airlines
Vietnam Airlines
2 flights · 2 days
$357
Where to buy tickets 8
Trip.com
19 tickets · 19 days
from $138
Farera
1 tickets · 1 days
from $140
Biletix
1 tickets · 1 days
from $169
Clickavia
12 tickets · 12 days
from $191
Авиасейлс
1 tickets · 1 days
from $201
Kiwi.com
1 tickets · 1 days
from $257
Kupi.com
1 tickets · 1 days
from $346
Aviakassa
1 tickets · 1 days
from $418
Airports

From — Siem Reap (1)

  • SAI Siem Reap International Airport

To — Sihanoukville (1)

  • KOS Sihanouk International Airport
Other destinations from Siem Reap
Almaty
KZ
Amsterdam
NL · Hub
Ankara
TR
Belgrade
RS
Berlin
DE
Beijing
CN
Kota-Kinabalu
MY
Bangkok
TH · Hub
Bengaluru
IN
Mumbai
IN
Buenos Aires
AR
Bandar Seri Begawan
BN
Frequently asked questions about the route Siem Reap — Sihanoukville
How long is the flight from Siem Reap to Sihanoukville?
Approximate flight time — 52m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Siem Reap to Sihanoukville?
The straight-line distance — 306 km.
How much do flights from Siem Reap to Sihanoukville cost?
The minimum price over 3 months — from $139 on 29.12.2026.
What is the average ticket price?
The average price — $217. Range: $139 — $361.
What is the time difference between Siem Reap and Sihanoukville?
The difference — +0h.
From which airports does Siem Reap operate flights?
From Siem Reap: SAI (Siem Reap International Airport).
To which airports in Sihanoukville do flights arrive?
To Sihanoukville: KOS (Sihanouk International Airport).
Which airlines fly this route?
This route is served by 3 airlines: Air Cambodia, AirAsia Cambodia, Vietnam Airlines.
Are there direct flights?
Yes, there are direct flights. Minimum direct price — from $139. Total direct flights found: 6.
Which day of the week is cheapest?
The cheapest day of the week — Wednesday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Siem Reap — Sihanoukville

Flights Siem Reap — Sihanoukville is a popular route. The straight-line distance is 306 km. Flight time 52m. Time difference +0h.

From Siem Reap (SAI) flights depart from 1 airport: SAI. To Sihanoukville (KOS) — 1 arrival airport: KOS.

3 airlines operate on this route: Air Cambodia, AirAsia Cambodia, Vietnam Airlines.

The minimum price for the next 3 months — from $139 (29.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $217, ranging from $139 to $361. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Wednesday.

Other destinations in Cambodia from Siem Reap
Phnom Penh
KH

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