Haiphong to Udon Thani by bus
Udon Thani lies 561 km (349 mi) south-west of Haiphong, in the same time zone. What the numbers say about getting there.
A coach takes about 10 h 19 min including stops, over roughly 684 km (425 mi) of road.
Open Udon Thani in Google Maps
| Haiphong | Udon Thani | |
|---|---|---|
| Country | Vietnam | Thailand |
| Population | 2.6 million | 130,531 |
| Elevation | 12 m (39 ft) | 177 m (581 ft) |
| Time now | UTC+7 (Asia/Bangkok) | UTC+7 (Asia/Bangkok) |
What changes when you arrive in Udon Thani
Crossing from Vietnam into Thailand: money changes from the Dong 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 Haiphong to Udon Thani
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Staying in Udon Thani
Live rooms and prices for Udon Thani are in the search below.
Book a hotel in Udon Thani
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 Udon Thani from Haiphong?
561 km (349 mi) in a straight line, south-west of Haiphong; by road roughly 684 km (425 mi).
How long does it take to get from Haiphong to Udon Thani by bus?
About 10 h 19 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Haiphong and Udon Thani?
No, both are on Asia/Bangkok at the moment.
What currency do I need in Udon Thani?
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.