Cheap flights to Siem Reap
13 cities have regular scheduled flights to Siem Reap (SAI). 33 airlines fly to the city, from major international carriers to budget low-cost options. Most flights depart from Bangkok, Ho Chi Minh City, Hanoi, Singapore, Phuket. 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.
Sihanoukville — Siem Reap
Kuala Lumpur — Siem Reap
Hanoi — Siem Reap
Bangkok — Siem Reap
Ho Chi Minh City — Phu Quoc
Da Nang — Phu Quoc
Phu Quoc — Hanoi
Phuket — Bangkok
Singapore — Malacca
Luang Prabang — Bangkok
Pakse — Vientiane
Popular departure cities to Siem Reap
Flight insights to Siem Reap
Data-driven trends for direct flights to Siem Reap — how often airlines fly, where passengers come from, and typical fares and flight times.
Most frequent departure cities
The most frequent direct routes to Siem Reap come from Bangkok, Ho Chi Minh City and Hanoi. Bangkok leads with around 104 flights a week.
- Bangkok104 flights/week
- Ho Chi Minh City61 flights/week
- Hanoi32 flights/week
- Singapore26 flights/week
- Phuket21 flights/week
Top departure countries
Most direct flights to Siem Reap depart from Thailand, Vietnam and Singapore. Thailand alone accounts for about 39% of all direct routes.
- Thailand39%
- Vietnam35%
- Singapore8%
- Malaysia6%
- Cambodia4%
Longest direct flights
The longest direct flight to Siem Reap is from Kolkata at about 2h 58m, followed by Singapore (2h 12m) and Kunming (2h 8m).
- Kolkata2h 58m
- Singapore2h 12m
- Kunming2h 8m
- Kuala Lumpur1h 59m
- Hanoi1h 37m
Frequently asked questions
- Which cities have flights to Siem Reap?
- There are 13+ cities with regular flights to Siem Reap, from major international hubs to nearby regional airports. Pick your departure city to compare fares and book.
- Where do most flights to Siem Reap depart from?
- Most travelers fly to Siem Reap from Bangkok, Ho Chi Minh City, Hanoi, Singapore, Phuket. These routes have the highest flight frequency and passenger traffic, so fares are usually competitive.
- How many airlines fly to Siem Reap?
- 33 airlines operate flights to Siem Reap, ranging from major international carriers to budget low-cost airlines. Competition helps keep fares affordable.
- When is the best time to book flights to Siem Reap?
- 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 Siem Reap?
- 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.