Phnom Penh to Siem Reap flights
Siem Reap lies 231 km (143 mi) north-west of Phnom Penh, in the same time zone. What the numbers say about getting there, and where to book.
A nonstop flight would take about 1 h 3 min gate to gate, based on the distance and typical cruise speed with taxi and climb allowed for; connecting itineraries add the layover on top.
| Phnom Penh | Siem Reap | |
|---|---|---|
| Country | Cambodia | Cambodia |
| Population | 1.6 million | 139,458 |
| Elevation | 20 m (66 ft) | 18 m (59 ft) |
| Time now | UTC+7 (Asia/Phnom_Penh) | UTC+7 (Asia/Phnom_Penh) |
| Nearest large airport | KTI, 23 km out | SAI, 39 km out |
Airports at each end
Leaving Phnom Penh
Phnom Penh is served by one airport with scheduled flights. The closest large one is Techo International Airport (KTI), 23 km (14 mi) from the centre, whose 13,123-ft runway is long enough for long-haul wide-body aircraft.
Arriving in Siem Reap
Siem Reap is served by 2 airports with scheduled flights within 100 km. The closest large one is Siem Reap-Angkor International Airport (SAI), 39 km (24 mi) from the centre, whose 11,827-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Battambang Airport (BBM, 75 km).
| Airport | Code | From centre | Longest runway | Elevation |
|---|---|---|---|---|
| Siem Reap-Angkor International Airport | SAI | 39 km (24 mi) | 11,827 ft | 191 ft |
| Battambang Airport (regional) | BBM | 75 km (47 mi) | 5,250 ft | 59 ft |
Book a flight to Siem Reap
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Staying in Siem Reap
Live rooms and prices for Siem Reap are in the search below.
Book a hotel in Siem Reap
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Common questions
How far is Siem Reap from Phnom Penh?
231 km (143 mi) in a straight line, north-west of Phnom Penh.
How long does it take to get from Phnom Penh to Siem Reap by air?
About 1 h 3 min, estimated from distance and typical speeds for a nonstop flight. Timetables and traffic decide the real figure.
Is there a time difference between Phnom Penh and Siem Reap?
No, both are on Asia/Phnom_Penh at the moment.
Which airports are used for Phnom Penh to Siem Reap flights?
Typically Techo International Airport (KTI) to Siem Reap-Angkor International Airport (SAI); Siem Reap also has BBM.
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.