- Recommended
Sirindhorn Museum
Provincial museum in nearby Kalasin presenting archaeology, local history, folk culture, and regional heritage. A practical museum option for visitors based in Somdet.
The best way to find a cheap bus ticket from Rayong to Somdet is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Rayong to Somdet will cost around $30 if you buy it on the day, but the cheapest tickets can be found for only $30.
On Wed, Nov 04, we found 1 buses from Rayong to Somdet, including 1 direct services.
On Wed, Nov 04 the direct buses cover the 523 km distance in an average of 14 h but if you time it right, some buses will get you there in just 14 h .
On Wed, Nov 04 the slowest buses will take 14 h and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

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Buses from Rayong to Somdet run on average 2 times per day, taking around 16h 3m. Cheap bus tickets for this journey start at $29 if you book in advance.
There are 2 buses per day. The earliest bus runs at 19:45, the last at 20:50. The fastest bus covers the 324 miles (523 km) distance in 14h 0m.
Plan this route
Use these quick route answers to check fares, travel time, departure options, and direct services before booking from Rayong to Somdet.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Chan Tour | Departure Time 06:30AM | Arrival Time 02:00AM | Duration 19h30 | Departure days Sat | Cheapest price $33 |
Operator Chan Tour | Departure Time 11:30AM | Arrival Time 01:30AM | Duration 14h00 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $30 |
Operator Chan Tour | Departure Time 12:00PM | Arrival Time 04:10AM | Duration 16h10 | Departure days Tue | Cheapest price $31 |
Operator Chan Tour | Departure Time 06:30PM | Arrival Time 08:30AM | Duration 14h00 | Departure days Tue | Cheapest price $29 |
The table below shows live departures for Rayong to Somdet buses for today, Tuesday, November 3. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 12:00 PM Rayong, Bus Terminal 2 | 16h10 | 4:10 AM Kalasin Bus Terminal | 0 transfersDirect | |
![]() | 6:30 PM Rayong, Bus Terminal 2 | 14h00 | 8:30 AM Kalasin Bus Terminal | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Buses from Rayong to Somdet with Chan Tour. Use the details below to compare onboard facilities.
Review the details behind your booking, from operators and ticket rules to luggage, onboard amenities, accessibility, and route-specific travel policies.
Discover the best of Somdet — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Somdet trip today.
Provincial museum in nearby Kalasin presenting archaeology, local history, folk culture, and regional heritage. A practical museum option for visitors based in Somdet.
Exhibits dinosaur fossils and prehistoric discoveries from northeastern Thailand. Worth the trip for science-focused displays and regional natural history.
Community cultural display space in Kalasin Province highlighting local crafts, history, and rural life. Useful for visitors wanting context on the wider area.
District market area with lively street activity and everyday commerce. Worth visiting for atmosphere and informal people-watching during opening hours.
Scenic reservoir zone in the wider district area offering open views and a relaxed setting. Suitable for gentle walks and quiet time outdoors.
Main district center for walking, errands, and observing daily life. Good for a short orientation stroll and seeing Somdet beyond formal attractions.
Fermented fish sauce central to Isan cooking. It gives Somdet area papaya salad, soups, and dips their deep savory flavor and strong regional identity.
Northeastern papaya salad with pla ra, lime, chili, and tomato. It is a daily staple across Kalasin and known for its bold salty, sour, and spicy taste.
Grilled marinated chicken, usually eaten with sticky rice and chili dip. It is a classic roadside and market food throughout Isan, including Somdet district.
Budget-friendly for most travelers. Local food, simple stays, and short trips usually cost less than in major Thai tourist hubs.
Tipping is not required. Round up small bills at cafes or for taxis, and leave about 5-10% at restaurants for good service.
Get destination-focused answers for the end of your trip, including what to do, when to go, practical entry details, and tips for making the most of your time in Somdet.
Find answers to the most common questions about traveling from Rayong to Somdet by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Somdet, this guide helps you travel smarter and with confidence.

Most Rayong to Somdet buses use the Rayong, Bus Terminal 2 to station pair. Use this guide to compare Rayong and Somdet bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
Rayong, Bus Terminal 2 is 5 km from Rayong city centre. Public transport options include:
Rayong, Bus Terminal 2 has practical services for this route, including Wifi, Parking, Dining, ATM, Taxis, Accessibility, WC, and Ticket Office.
Food options include: Food court and several local food vendors inside terminal
Free Wi-Fi available throughout terminal. ATMs are aTM machines from major Thai banks available.
Ticket office support is available at Rayong, Bus Terminal 2.
Available at Rayong, Bus Terminal 2: Parking, Taxis, WC.
Accessibility facilities are available at Rayong, Bus Terminal 2: Wheelchair ramps, accessible entrances.