Haiphong to Khon Kaen by bus
Khon Kaen lies 637 km (396 mi) south-west of Haiphong, in the same time zone. What the numbers say about getting there.
A coach takes about 11 h 41 min including stops, over roughly 777 km (483 mi) of road.
| Haiphong | Khon Kaen | |
|---|---|---|
| Country | Vietnam | Thailand |
| Population | 2.6 million | 114,459 |
| Elevation | 12 m (39 ft) | 167 m (548 ft) |
| Time now | UTC+7 (Asia/Bangkok) | UTC+7 (Asia/Bangkok) |
What changes when you arrive in Khon Kaen
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 Khon Kaen
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 Khon Kaen
Live rooms and prices for Khon Kaen are in the search below.
Book a hotel in Khon Kaen
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 Khon Kaen from Haiphong?
637 km (396 mi) in a straight line, south-west of Haiphong; by road roughly 777 km (483 mi).
How long does it take to get from Haiphong to Khon Kaen by bus?
About 11 h 41 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Haiphong and Khon Kaen?
No, both are on Asia/Bangkok at the moment.
What currency do I need in Khon Kaen?
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.