The cheapest and fastest buses from Bangkok to Kham Yai
Cheapest price
$18
Average price
$23
Fastest journey
10 h
Average duration
12 h 6 m
Buses per day
6
Distance
497 km
The best way to find a cheap bus ticket from Bangkok to Kham Yai is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Bangkok to Kham Yai will cost around $23 if you buy it on the day, but the cheapest tickets can be found for only $18.
Of the 6 buses that leave Bangkok for Kham Yai on Mon, Apr 06, 6 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Apr 06 the direct buses cover the 497 km distance in an average of 12 h 6 m but if you time it right, some buses will get you there in just 10 h .
On Mon, Apr 06 the slowest buses will take 13 h 30 m 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.
8:30 PM10h00Bangkok, Chatuchak Bus Terminal (Mo Chit 2)6:30 AMKham Yai, Ubon Ratchathani Bus Terminal$181One-way0 transfers
8:00 AM10h00Bangkok, Chatuchak Bus Terminal (Mo Chit 2)6:00 PMKham Yai, Ubon Ratchathani Bus Terminal$211One-way0 transfers
AIR PRAYAT TOUR8:30 PM14h30Bangkok, Chatuchak Bus Terminal (Mo Chit 2)11:00 AMKham Yai, Ubon Ratchathani Bus Terminal$211One-way0 transfers
AIR PRAYAT TOUR8:00 AM13h30Bangkok, Chatuchak Bus Terminal (Mo Chit 2)9:30 PMKham Yai, Ubon Ratchathani Bus Terminal$251One-way0 transfers
PHU KRADUENG TOUR1:45 PM13h30Bangkok, Chatuchak Bus Terminal (Mo Chit 2)3:15 AMKham Yai, Ubon Ratchathani Bus Terminal$261One-way0 transfers
8:30 PM10h00Bangkok, Chatuchak Bus Terminal (Mo Chit 2)6:30 AMKham Yai, Ubon Ratchathani Bus Terminal$181One-way0 transfers
8:00 AM10h00Bangkok, Chatuchak Bus Terminal (Mo Chit 2)6:00 PMKham Yai, Ubon Ratchathani Bus Terminal$211One-way0 transfers
AIR PRAYAT TOUR8:00 AM13h30Bangkok, Chatuchak Bus Terminal (Mo Chit 2)9:30 PMKham Yai, Ubon Ratchathani Bus Terminal$251One-way0 transfers
PHU KRADUENG TOUR1:45 PM13h30Bangkok, Chatuchak Bus Terminal (Mo Chit 2)3:15 AMKham Yai, Ubon Ratchathani Bus Terminal$261One-way0 transfers
PHU KRADUENG TOUR1:00 PM13h30Bangkok, Chatuchak Bus Terminal (Mo Chit 2)2:30 AMKham Yai, Ubon Ratchathani Bus Terminal$261One-way0 transfers
Travel Information
Compare bus and flight for Bangkok to Kham Yai
Omio recommends booking the flight as it is the most popular option from Bangkok to Kham Yai among Omio's users. If you are prioritising price take the bus with prices starting from $17. For those with little time consider booking a flight which can get you there in 1h 8m. The ticket price range depends on the travel mode: a bus costs an average of $17, and a flight costs an average of $27.
Distance: 308 miles (497 km)
Compare bus with
| Bus | Most popular Flight |
|---|---|
$18 Average price Cheapest | $48 Average price |
10h 26m Average total duration 9h 56m Onboard + 30m Additional time* | 4h 8m Average total duration Fastest 1h 8m Onboard + 3h 0m Additional time* |
Direct Options | Direct Options |
Bangkok to Kham Yai Bus Timetables
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Air Prayattour | Departure Time 08:00AM | Arrival Time 06:00PM | Duration 10h00 | Departure days Mon | Cheapest price $21 |
Operator Air Prayat Tour | Departure Time 08:00AM | Arrival Time 09:30PM | Duration 13h30 | Departure days Mon | Cheapest price $25 |
Operator Phu Kradueng Tour | Departure Time 01:00PM | Arrival Time 02:30AM | Duration 13h30 | Departure days Mon | Cheapest price $26 |
Operator Phu Kradueng Tour | Departure Time 01:45PM | Arrival Time 03:15AM | Duration 13h30 | Departure days Mon | Cheapest price $26 |
Operator Air Prayat Tour | Departure Time 08:30PM | Arrival Time 11:00AM | Duration 14h30 | Departure days Mon | Cheapest price $21 |
Operator Air Prayattour | Departure Time 08:30PM | Arrival Time 06:30AM | Duration 10h00 | Departure days Mon | Cheapest price $18 |
Live departures
Bangkok to Kham Yai bus times
The table below shows live departures for Bangkok to Kham Yai buses for tomorrow, Sunday, April 5. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 1:00 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 10h00 | 11:00 AM Kham Yai, Ubon Ratchathani Bus Terminal | 0 transfersDirect | |
AIR PRAYAT TOUR | 1:00 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 13h30 | 2:30 PM Kham Yai, Ubon Ratchathani Bus Terminal | 0 transfersDirect | |
PHU KRADUENG TOUR | 6:00 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 13h30 | 7:30 PM Kham Yai, Ubon Ratchathani Bus Terminal | 0 transfersDirect | |
PHU KRADUENG TOUR | 6:45 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 13h30 | 8:15 PM Kham Yai, Ubon Ratchathani Bus Terminal | 0 transfersDirect | |
![]() | 1:30 PM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 10h00 | 11:30 PM Kham Yai, Ubon Ratchathani Bus Terminal | 0 transfersDirect | |
AIR PRAYAT TOUR | 1:30 PM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 14h30 | 4:00 AM Kham Yai, Ubon Ratchathani Bus Terminal | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Bangkok to Kham Yai by bus or flight
Compare bus and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Apr 06
Apr 07
Apr 08
Apr 09
Apr 10
Apr 11
Apr 12
Journey information
Overview: Bus from Bangkok to Kham Yai
Buses from Bangkok to Kham Yai run on average 25 times per day, taking around 9h 56m. Cheap bus tickets for this journey start at $17 (€14) if you book in advance.
There are 25 buses per day. The earliest bus runs at 05:00, the last at 23:00. The fastest bus covers the 308 miles (497 km) distance in 9h 50m.
Distance 308 miles (497 km) |
Average bus duration 9h 56m |
Cheapest ticket price $17 (€14) |
Buses per day 25 |
Direct buses 25 |
Fastest bus 9h 50m |
First bus 5:00 AM |
Last bus 11:00 PM |
FAQs: Bus from Bangkok to Kham Yai
Find answers to the most common questions about traveling from Bangkok to Kham Yai 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 Kham Yai, this guide helps you travel smarter and with confidence.

popular bus stations
Popular bus stations from Bangkok to Kham Yai
- 04:00-22:00
- Free Wi-Fi available throughout terminal
- Large parking area available for both short and long-term parking
- Food court and various food stalls available inside terminal
- Available at designated taxi stand outside terminal
- Wheelchair ramps and elevators available
- Public restrooms available with 5 THB fee
- BTS: Mo Chit Station
- MRT: Chatuchak Park Station
- Bus: 3, 26, 29, 34, 49, 52, 77
- 05:00-22:00
- Free Wi-Fi available throughout terminal
- Available at terminal parking lot, 20 baht per hour
- Food court and several local food vendors available inside terminal
- Available at designated taxi stand outside terminal
- Wheelchair ramps and elevators available
- Public restrooms available for 5 baht
- BTS: Mo Chit Station
- MRT: Chatuchak Park Station
- Bus: 3, 26, 77, 96, 104, 134, 136, 138, 145, 509, 522
- 05:00-22:00
- Free Wi-Fi available
- Free parking available for passengers
- Food court and local vendors available
- Available at designated taxi stand
- Wheelchair ramps
- Public restrooms available
- Bus: Local songthaews and city buses
Most popular bus connections from Bangkok
More options for your journey from Bangkok to Kham Yai
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