Direct (nonstop) flights from Siem Reap to Phnom Penh
1 airline flys nonstop from Siem Reap-Ankor International Airport (SAI) to Kratie Airport (KTI). It's 145 miles (234 km), about 50m in the air. Operated by Air Cambodia.
Air Cambodia
Route data last updated: May 26, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Siem Reap to Phnom Penh with one stop · direct emits 27 kg CO₂ per passenger
Looking for the return flight?
KTI → SAI: Flights from Phnom Penh to Siem ReapOther direct flights from Siem Reap
Direct flights from Phnom Penh (KTI)
Frequently Asked Questions
How long is the direct flight from Siem Reap to Phnom Penh?
A nonstop flight from Siem Reap (SAI) to Phnom Penh (KTI) takes approximately 0 hours and 50 minutes. The distance is 145 miles (234 km).
Which airlines fly nonstop from Siem Reap to Phnom Penh?
Just Air Cambodia.
Is there a nonstop flight from Siem Reap to Phnom Penh?
Yes. 1 airline: Air Cambodia.
How far is Siem Reap from Phnom Penh?
The flight distance from Siem Reap to Phnom Penh is 145 miles (234 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Siem Reap to Phnom Penh?
At 50m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Siem Reap to Phnom Penh?
Roughly 27 kg CO2 per passenger one-way. That's about the same as driving 135 km.
Is the return flight from Phnom Penh to Siem Reap also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Siem Reap to Phnom Penh?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at Siem Reap-Ankor International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.