AUD/AU
Find cheap flights to Sihanoukville in 2025/2026 from $607 This is the cheapest return flight found to Sihanoukville from Australia on FlightsFinder on December 11th 2025 at 06:04. This offer may no longer be available. Click the offer to check live prices & dates of travel.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
Select a departure date
Our Flight Finder compares the cheapest flights to Sihanoukville from the most established flight comparison sites.
Fly to Sihanoukville and visit sites like Otres Beach, Ochheuteal Beach, Bamboo Island & Lazy Beach.
1. Enter your search requirements for Sihanoukville
2. Compare the best Sihanoukville deals from top comparison engines
3. Book your Sihanoukville flight at the cheapest price
These economy flights were found on FlightsFinder from Australia to Sihanoukville in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
These economy flights were found on FlightsFinder from Australia to Sihanoukville in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
According to our data, February is on average the cheapest time to book flights to Sihanoukville.
You can get flights from $607 return.
According to our data, December is on average the most expensive time to book flights to Sihanoukville.
A return flight could set you back more than $1,187.
Located on the southwestern coast of Cambodia, Sihanoukville is a vibrant coastal city known for its idyllic beaches, bustling nightlife, and tropical atmosphere. With its stunning white sandy beaches, clear turquoise waters, and an array of water activities such as snorkeling and scuba diving, Sihanoukville is a popular destination for beach lovers and adventure seekers alike. Beyond its shores, visitors can explore the city's vibrant markets, delicious seafood restaurants, and charming cultural sites. Whether you're looking to relax on the beach or immerse yourself in the local culture, Sihanoukville offers a perfect blend of relaxation and excitement for all travelers.
A good price for a flight to Sihanoukville is $546 - $668.
Popular airports near Sihanoukville include Sihanouk International Airport (KOS), Phnom Penh International Airport (PNH), and Siem Reap International Airport (REP).
The flight to Sihanoukville (KOS) is roughly 10 hours 13 minutes and 4,380 miles (7,048 kilometres) from Sydney, Australia - Kingsford Smith Airport (SYD).
The best way is to compare flights to Sihanoukville from leading comparison sites using our search engine dashboard.
We have currently found no direct flights to Sihanoukville.
Here is the average weather forecast in Sihanoukville by month:
• Jan: 31°C
• Feb: 31°C
• Mar: 32°C
• Apr: 34°C
• May: 32°C
• Jun: 31°C
• Jul: 30°C
• Aug: 31°C
• Sep: 31°C
• Oct: 31°C
• Nov: 31°C
• Dec: 32°C
The main airport in Sihanoukville is around 18 kilometers away from the city centre.
Typically, flights are cheapest to Sihanoukville 2 months before departure.
Studies show flights to Sihanoukville are typically cheaper on Tuesdays and Wednesdays.
30 °C
Sat, 13 Dec 2025
Average Temperature
31°C
Jan
31°C
Feb
32°C
Mar
34°C
Apr
32°C
May
31°C
Jun
30°C
Jul
31°C
Aug
31°C
Sep
31°C
Oct
31°C
Nov
32°C
Dec
Sydney, Australia - Kingsford Smith Airport (SYD) to Sihanoukville (KOS)
Distance:
4,380 miles (7,048 kilometres)
Average flight time (direct 10 hours 13 minutes)
Brisbane, Australia - Brisbane International Airport (BNE) to Sihanoukville (KOS)
Distance:
4,224 miles (6,799 kilometres)
Average flight time (direct 9 hours 53 minutes)
Melbourne, Australia - All Airports (MEL) to Sihanoukville (KOS)
Distance:
4,267 miles (6,867 kilometres)
Average flight time (direct 9 hours 58 minutes)
Perth, Australia - Perth International Airport (PER) to Sihanoukville (KOS)
Distance:
3,049 miles (4,907 kilometres)
Average flight time (direct 7 hours 16 minutes)
Cairns, Australia - Cairns International Airport (CNS) to Sihanoukville (KOS)
Distance:
3,446 miles (5,546 kilometres)
Average flight time (direct 8 hours 9 minutes)
Adelaide, Australia - Adelaide International Airport (ADL) to Sihanoukville (KOS)
Distance:
3,886 miles (6,253 kilometres)
Average flight time (direct 9 hours 8 minutes)
Darwin, Australia - Darwin International Airport (DRW) to Sihanoukville (KOS)
Distance:
2,453 miles (3,948 kilometres)
Average flight time (direct 5 hours 57 minutes)
Gold Coast, Australia - Coolangatta Airport (OOL) to Sihanoukville (KOS)
Distance:
4,273 miles (6,876 kilometres)
Average flight time (direct 9 hours 59 minutes)
Townsville, Australia - Townsville International Airport (TSV) to Sihanoukville (KOS)
Distance:
3,587 miles (5,773 kilometres)
Average flight time (direct 8 hours 28 minutes)
Mount Isa, Australia - Mount Isa Airport (ISA) to Sihanoukville (KOS)
Distance:
3,254 miles (5,237 kilometres)
Average flight time (direct 7 hours 43 minutes)
Kununurra, Australia - Kununurra Airport (KNX) to Sihanoukville (KOS)
Distance:
2,501 miles (4,026 kilometres)
Average flight time (direct 6 hours 3 minutes)
Newcastle, Australia - Williamtown Metropolitan Area Airport (NTL) to Sihanoukville (KOS)
Distance:
4,365 miles (7,024 kilometres)
Average flight time (direct 10 hours 11 minutes)
Mackay, Australia - Mackay Airport (MKY) to Sihanoukville (KOS)
Distance:
3,790 miles (6,099 kilometres)
Average flight time (direct 8 hours 55 minutes)
Hobart, Australia - Hobart International Airport (HBA) to Sihanoukville (KOS)
Distance:
4,612 miles (7,422 kilometres)
Average flight time (direct 10 hours 44 minutes)
Launceston, Australia - Launceston Airport (LST) to Sihanoukville (KOS)
Distance:
4,541 miles (7,308 kilometres)
Average flight time (direct 10 hours 35 minutes)
Cloncurry, Australia - Cloncurry Airport (CNJ) to Sihanoukville (KOS)
Distance:
3,306 miles (5,321 kilometres)
Average flight time (direct 7 hours 50 minutes)
Paraburdoo, Australia - Paraburdoo Airport (PBO) to Sihanoukville (KOS)
Distance:
2,520 miles (4,055 kilometres)
Average flight time (direct 6 hours 5 minutes)
Karratha, Australia - Karratha Airport (KTA) to Sihanoukville (KOS)
Distance:
2,339 miles (3,764 kilometres)
Average flight time (direct 5 hours 41 minutes)
Kalgoorlie-Boulder, Australia - Kalgoorlie-Boulder Airport (KGI) to Sihanoukville (KOS)
Distance:
3,093 miles (4,978 kilometres)
Average flight time (direct 7 hours 22 minutes)
Learmonth, Australia - Learmonth Airport (LEA) to Sihanoukville (KOS)
Distance:
2,375 miles (3,823 kilometres)
Average flight time (direct 5 hours 46 minutes)
Port Macquarie, Australia - Port Macquarie Airport (PQQ) to Sihanoukville (KOS)
Distance:
4,362 miles (7,020 kilometres)
Average flight time (direct 10 hours 11 minutes)
Port Hedland, Australia - Port Hedland International Airport (PHE) to Sihanoukville (KOS)
Distance:
2,369 miles (3,813 kilometres)
Average flight time (direct 5 hours 45 minutes)
Canberra, Australia - Canberra Airport (CBR) to Sihanoukville (KOS)
Distance:
4,346 miles (6,994 kilometres)
Average flight time (direct 10 hours 9 minutes)
From Perth (PER), Australia to Sihanoukville, Cambodia (KOS): $607
Depart: 06 Feb 2026 · Return: 12 Feb 2026 Price found 11 Dec 2025, 06:04
From Sydney (SYD), Australia to Sihanoukville, Cambodia (KOS): $869
Depart: 19 May 2026 · Return: 26 May 2026 Price found 09 Dec 2025, 10:39
From Melbourne (MEL), Australia to Sihanoukville, Cambodia (KOS): $894
Depart: 18 Jan 2026 · Return: 18 Feb 2026 Price found 11 Dec 2025, 02:59
From Adelaide (ADL), Australia to Sihanoukville, Cambodia (KOS): $927
Depart: 29 Jan 2026 · Return: 08 Feb 2026 Price found 11 Dec 2025, 12:15
From Brisbane (BNE), Australia to Sihanoukville, Cambodia (KOS): $1,066
Depart: 22 Jan 2026 · Return: 29 Jan 2026 Price found 10 Dec 2025, 06:52
From Gold Coast (OOL), Australia to Sihanoukville, Cambodia (KOS): $1,631
Depart: 29 Dec 2025 · Return: 07 Jan 2026 Price found 11 Dec 2025, 03:20
Choose Site / Currency
USD/USA
GBP/UK
EUR/Ireland
CAD/Canada
INR/India
AED/United Arab Emirates
HKD/Hong Kong
ILS/Israel
MYR/Malaysia
NZD/New Zealand
PHP/Philippines
SAR/Saudi Arabia
SGD/Singapore
ZAR/South Africa
IDR/Indonesia