Direct (nonstop) flights from Singapore to Siem Reap
1 airline flys nonstop from Singapore Changi Airport (SIN) to Siem Reap-Ankor International Airport (SAI). It's 825 miles (1,328 km), about 2h 15m in the air. Operated by Singapore Airlines.
Singapore Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
SQ
Singapore Airlines
Alternative Routes
Other ways to fly from Singapore to Siem Reap with one stop · direct emits 153 kg CO₂ per passenger
Looking for the return flight?
SAI → SIN: Flights from Siem Reap to SingaporeOther direct flights from Singapore
Direct flights from Siem Reap (SAI)
Frequently Asked Questions
How long is the direct flight from Singapore to Siem Reap?
A nonstop flight from Singapore (SIN) to Siem Reap (SAI) takes approximately 2 hours and 15 minutes. The distance is 825 miles (1,328 km).
Which airlines fly nonstop from Singapore to Siem Reap?
Just Singapore Airlines.
Is there a nonstop flight from Singapore to Siem Reap?
Yes. 1 airline: Singapore Airlines.
How far is Singapore from Siem Reap?
The flight distance from Singapore to Siem Reap is 825 miles (1,328 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Madrid.
What is the time difference between Singapore and Siem Reap?
Siem Reap is 1 hour ahead of Singapore. (Asia/Singapore vs Asia/Phnom_Penh.)
What type of aircraft flies from Singapore to Siem Reap?
At 2h 15m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from Singapore to Cambodia?
Depends on your passport. Check with the Cambodia embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Singapore to Siem Reap?
Roughly 153 kg CO2 per passenger one-way. That's about the same as driving 765 km.
Is the return flight from Siem Reap to Singapore 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 Singapore to Siem Reap?
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 Singapore Changi Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.