THE SHORT VERSION
Samut Prakan to Roi Et at a glance.
- From
- Samut Prakan สมุทรปราการ
- To
- Roi Et ร้อยเอ็ด
- Road distance
- About 528 km
- Straight line
- 427 km
- Car time, no stops
- ~6 h 30 min buses take longer
- Return route
- Roi Et to Samut Prakan →
THE DETAILS THAT MAKE A DIFFERENCE
Right place. Right bus. Better start.
Leaving Samut Prakan
Boarding points depend on the operator: some use the local bus station, others collect from their office or your hotel. Your ticket shows the exact place and check-in time.
Arriving in Roi Et
Ask the seller where the service ends in Roi Et. A town-name stop can be a bus station some way from the centre, and the last stretch to your accommodation is usually up to you.
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.
KEEP GOING
From Roi Et, the road continues.
Other ways to reach Roi Et
More buses from Samut Prakan
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 Samut Prakan from Roi Et by road?+
About 528 km by road (427 km in a straight line). Distance is an OpenStreetMap routing estimate, not an operator figure.
How long does the bus from Samut Prakan to Roi Et take?+
We don't publish timetables. As a guide, the drive takes roughly 6 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 Samut Prakan?+
It depends on the operator: some use the local bus station, others collect from offices or hotels. Your ticket shows the exact boarding point.
Is there a bus back from Roi Et to Samut Prakan?+
Yes, 12Go also lists services in the opposite direction. See our Roi Et to Samut Prakan guide.
Where does the bus from Samut Prakan arrive in Roi Et?+
It depends on the operator. Some services end at the local bus station, others at an office or a stop on the main road. Ask the seller for the drop-off address before you book.
What kind of bus runs from Samut Prakan to Roi Et?+
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 Samut Prakan to Roi Et 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 Roi Et by bus?+
Direct buses from Roi Et include Khon Kaen, Nakhon Ratchasima (Korat), Phitsanulok, Don Mueang Airport (DMK), Bangkok and more. See all connections on our Roi Et bus page.
FOLLOW THE INFORMATION
Clear sources. Better decisions.
Route listed in 12Go's public route index (checked 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: Samut Prakan to Roi Et bus route listing ↗How BusConnects uses sources →