THE SHORT VERSION
Ubon Ratchathani to Nakhon Ratchasima (Korat) at a glance.
- From
- Ubon Ratchathani อุบลราชธานี
- To
- Nakhon Ratchasima (Korat) นครราชสีมา
- Road distance
- About 384 km
- Straight line
- 303 km
- Car time, no stops
- ~4 h 30 min buses take longer
- Return route
- Nakhon Ratchasima (Korat) to Ubon Ratchathani →
THE DETAILS THAT MAKE A DIFFERENCE
Right place. Right bus. Better start.
Leaving Ubon Ratchathani
Ubon Ratchathani is a city in eastern Isan and the Thai gateway to southern Laos via the Chong Mek–Vang Tao border. Buses run to Bangkok and international buses to Pakse.
- Ubon Ratchathani bus terminal
North of the centre. Long-distance and international buses.
Arriving in Nakhon Ratchasima (Korat)
Songthaews and tuk-tuks run between the terminals and the centre.
- Korat Bus Terminal 1
Central. Mainly services to Bangkok. - Korat Bus Terminal 2
On Mittraphap Road. Long-distance services across Isan and the north.
Keep the essentials offline
Save your ticket, the exact meeting point and the operator's phone number before you set off. Follow the check-in time on your confirmation.
- Khao Yai National Park is reached via Pak Chong, west of Korat.
KEEP GOING
From Nakhon Ratchasima (Korat), the road continues.
Other ways to reach Nakhon Ratchasima (Korat)
More buses from Ubon Ratchathani
USEFUL FOR THIS TRIP
Sort the small things before you go.
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GOOD QUESTIONS
Before you take your seat.
How far is Ubon Ratchathani from Nakhon Ratchasima (Korat) by road?+
About 384 km by road (303 km in a straight line). Distance is an OpenStreetMap routing estimate, not an operator figure.
How long does the bus from Ubon Ratchathani to Nakhon Ratchasima (Korat) take?+
We don't publish timetables. As a guide, the drive takes roughly 4 h 30 min by car without stops; bus journeys are usually longer. Check the duration of your chosen departure on 12Go before booking.
Where does the bus leave from in Ubon Ratchathani?+
It depends on the operator. Main options in Ubon Ratchathani include Ubon Ratchathani bus terminal, and many tourist companies collect from offices or hotels. Your ticket shows the exact boarding point.
Is there a bus back from Nakhon Ratchasima (Korat) to Ubon Ratchathani?+
Yes, 12Go also lists services in the opposite direction. See our Nakhon Ratchasima (Korat) to Ubon Ratchathani guide.
Where does the bus from Ubon Ratchathani arrive in Nakhon Ratchasima (Korat)?+
It depends on the operator. In Nakhon Ratchasima (Korat), services use Korat Bus Terminal 1, Korat Bus Terminal 2. Songthaews and tuk-tuks run between the terminals and the centre.
How do I get from the bus stop to the centre of Nakhon Ratchasima (Korat)?+
Songthaews and tuk-tuks run between the terminals and the centre.
What kind of bus runs from Ubon Ratchathani to Nakhon Ratchasima (Korat)?+
It varies by operator and departure. Routes in this region are served by a mix of sleeper buses, seated coaches and smaller limousine vans. Check the vehicle type, seat layout and luggage allowance for your departure on 12Go before you book.
Can I book the Ubon Ratchathani to Nakhon Ratchasima (Korat) bus online?+
Yes. 12Go lists departures on this route. You choose a date, compare operators and pay online, and the provider issues the ticket. BusConnects doesn't sell tickets itself.
Where can I go next from Nakhon Ratchasima (Korat) by bus?+
Direct buses from Nakhon Ratchasima (Korat) include Khon Kaen, Ayutthaya, Don Mueang Airport (DMK), Bangkok, Phuket Town and more. See all connections on our Nakhon Ratchasima (Korat) bus page.
FOLLOW THE INFORMATION
Clear sources. Better decisions.
Route listed in 12Go's public route index (checked 2026-10-09). Station information reviewed 2026-10-09. Distance: OpenStreetMap data via OSRM (approximate driving distance). Listings change and are not live inventory. Confirm the departure, pickup, price and conditions before paying.
12Go: Ubon Ratchathani to Nakhon Ratchasima (Korat) bus route listing ↗Wikivoyage: Ubon Ratchathani (Get in) ↗Wikivoyage: Nakhon Ratchasima (Get in) ↗How BusConnects uses sources →