Phnom Penh to Chiang Mai by bus
Chiang Mai lies 1,025 km (637 mi) north-west of Phnom Penh, in the same time zone. What the numbers say about getting there.
A coach takes about 18 h 38 min including stops, over roughly 1,250 km (777 mi) of road.
Open Chiang Mai in Google Maps
| Phnom Penh | Chiang Mai | |
|---|---|---|
| Country | Cambodia | Thailand |
| Population | 1.6 million | 127,240 |
| Elevation | 20 m (66 ft) | 313 m (1,027 ft) |
| Time now | UTC+7 (Asia/Phnom_Penh) | UTC+7 (Asia/Bangkok) |
What changes when you arrive in Chiang Mai
Crossing from Cambodia into Thailand: money changes from the Riels to the Baht (THB); traffic switches to the left; sockets are Euro, NEMA 1-15, NEMA 5-15, Schuko; the dialling code becomes +66; the emergency number is http://www.wikidata.org/entity/Q25648876 / http://www.wikidata.org/entity/Q25648881.
Where to book buses from Phnom Penh to Chiang Mai
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 Chiang Mai
Live rooms and prices for Chiang Mai are in the search below.
Book a hotel in Chiang Mai
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 Chiang Mai from Phnom Penh?
1,025 km (637 mi) in a straight line, north-west of Phnom Penh; by road roughly 1,250 km (777 mi).
How long does it take to get from Phnom Penh to Chiang Mai by bus?
About 18 h 38 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Phnom Penh and Chiang Mai?
No, both are on the same offset at the moment.
What currency do I need in Chiang Mai?
The Baht (THB).
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.