Day trip from Phnom Penh to Siem Reap
Siem Reap lies 231 km (143 mi) north-west of Phnom Penh, in the same time zone. What the numbers say about getting there.
At 231 km (143 mi) apart, Siem Reap is a realistic day trip from Phnom Penh: about 3 h 45 min each way by road.
| 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) |
Where to book tours and tickets in Siem Reap
We take no bookings for these providers and hold no reservation with them. The provider you choose handles payment, confirmation, changes and refunds. How that works.
Staying in Siem Reap
Live rooms and prices for Siem Reap are in the search below.
Book a hotel in Siem Reap
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Siem Reap from Phnom Penh?
231 km (143 mi) in a straight line, north-west of Phnom Penh; by road roughly 281 km (175 mi).
How long does it take to get from Phnom Penh to Siem Reap by road?
About 3 h 45 min, estimated from distance and typical speeds. 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.
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.