Cheap flights to Sihanoukville
5 cities have regular scheduled flights to Sihanoukville (KOS). 7 airlines fly to the city, from major international carriers to budget low-cost options. Most flights depart from Bangkok, Ho Chi Minh City, Kuala Lumpur, Siem Reap, Shenzhen. Compare fares, choose the best option and book your tickets online at the best price. Enter your departure city above to find flights and check prices.
Siem Reap — Sihanoukville
Kuala Lumpur — Sihanoukville
Ho Chi Minh City — Sihanoukville
Bangkok — Siem Reap
Popular departure cities to Sihanoukville
Flight insights to Sihanoukville
Data-driven trends for direct flights to Sihanoukville — how often airlines fly, where passengers come from, and typical fares and flight times.
Most frequent departure cities
The most frequent direct routes to Sihanoukville come from Bangkok, Ho Chi Minh City and Kuala Lumpur. Bangkok leads with around 18 flights a week.
- Bangkok18 flights/week
- Ho Chi Minh City16 flights/week
- Kuala Lumpur15 flights/week
- Siem Reap14 flights/week
- Shenzhen1 flights/week
Top departure countries
Most direct flights to Sihanoukville depart from Thailand, Vietnam and Malaysia. Thailand alone accounts for about 28% of all direct routes.
- Thailandavg $130
- Vietnamavg $123
- Malaysiaavg $85
- Cambodiaavg $71
- Chinaavg $232
Direct routes & fares
Popular non-stop routes to Sihanoukville range from Siem Reap at $71 to Shenzhen at $232 — a quick way to compare direct-flight fares.
- Bangkokfrom $130
- Ho Chi Minh Cityfrom $123
- Kuala Lumpurfrom $85
- Siem Reapfrom $71
- Shenzhenfrom $232
Cheapest departure cities
The cheapest places to fly to Sihanoukville from right now are Siem Reap from $71, Kuala Lumpur from $85 and Ho Chi Minh City from $123.
- Siem Reapfrom $71
- Kuala Lumpurfrom $85
- Ho Chi Minh Cityfrom $123
- Bangkokfrom $130
- Shenzhenfrom $232
Longest direct flights
The longest direct flight to Sihanoukville is from Shenzhen at about 2h 43m, followed by Kuala Lumpur (1h 36m) and Bangkok (1h 7m).
- Shenzhen2h 43m
- Kuala Lumpur1h 36m
- Bangkok1h 7m
- Ho Chi Minh City0h 56m
- Siem Reap0h 53m
Frequently asked questions
- Which cities have flights to Sihanoukville?
- There are 5+ cities with regular flights to Sihanoukville, from major international hubs to nearby regional airports. Pick your departure city to compare fares and book.
- Where do most flights to Sihanoukville depart from?
- Most travelers fly to Sihanoukville from Bangkok, Ho Chi Minh City, Kuala Lumpur, Siem Reap, Shenzhen. These routes have the highest flight frequency and passenger traffic, so fares are usually competitive.
- How many airlines fly to Sihanoukville?
- 7 airlines operate flights to Sihanoukville, ranging from major international carriers to budget low-cost airlines. Competition helps keep fares affordable.
- When is the best time to book flights to Sihanoukville?
- For short-haul routes, booking 4–8 weeks ahead usually gives the best prices. For long-haul flights, aim for 2–3 months ahead. Prices also drop in off-peak seasons and for midweek departures.
- How to find cheap flights to Sihanoukville?
- Compare offers from multiple airlines, use flexible dates and set up price alerts. Our platform lets you track price trends and choose the best time to buy your tickets.