THE SHORT VERSION
Udon Thani to Chiang Mai at a glance.
- From
- Udon Thani อุดรธานี
- To
- Chiang Mai เชียงใหม่
- Road distance
- About 695 km
- Straight line
- 430 km
- Car time, no stops
- ~9 h 45 min buses take longer
- Return route
- Chiang Mai to Udon Thani →
THE DETAILS THAT MAKE A DIFFERENCE
Right place. Right bus. Better start.
Leaving Udon Thani
Udon Thani is a city in north-east Thailand, about an hour from the Lao border at Nong Khai. International buses run to Vientiane, and long-distance buses to Bangkok and across Isan.
- Udon Thani Bus Terminal 1
In the centre. Long-distance buses and the international bus to Vientiane. - Udon Thani Bus Terminal 2
On the edge of town. Regional services.
Arriving in Chiang Mai
Songthaews (red trucks), tuk-tuks and ride-hail apps connect the terminal with the old city.
- Chiang Mai Arcade Bus Terminal
North-east of the old city. Long-distance and international services.

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.
- Buses towards Laos usually cross at Chiang Khong–Huay Xai. Check visa rules first.
KEEP GOING
From Chiang Mai, the road continues.
Other ways to reach Chiang Mai
More buses from Udon Thani
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 Udon Thani from Chiang Mai by road?+
About 695 km by road (430 km in a straight line). Distance is an OpenStreetMap routing estimate, not an operator figure.
How long does the bus from Udon Thani to Chiang Mai take?+
We don't publish timetables. As a guide, the drive takes roughly 9 h 45 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 Udon Thani?+
It depends on the operator. Main options in Udon Thani include Udon Thani Bus Terminal 1, Udon Thani Bus Terminal 2, and many tourist companies collect from offices or hotels. Your ticket shows the exact boarding point.
Is there a bus back from Chiang Mai to Udon Thani?+
Yes, 12Go also lists services in the opposite direction. See our Chiang Mai to Udon Thani guide.
Where does the bus from Udon Thani arrive in Chiang Mai?+
It depends on the operator. In Chiang Mai, services use Chiang Mai Arcade Bus Terminal. Songthaews (red trucks), tuk-tuks and ride-hail apps connect the terminal with the old city.
How do I get from the bus stop to the centre of Chiang Mai?+
Songthaews (red trucks), tuk-tuks and ride-hail apps connect the terminal with the old city.
What kind of bus runs from Udon Thani to Chiang Mai?+
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 Udon Thani to Chiang Mai 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 Chiang Mai by bus?+
Direct buses from Chiang Mai include Lampang, Pai, Chiang Rai, Huay Xai, Sukhothai and more. See all connections on our Chiang Mai 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: Udon Thani to Chiang Mai bus route listing ↗Wikivoyage: Udon Thani (Get in) ↗Wikivoyage: Chiang Mai (Get in) ↗How BusConnects uses sources →