The cheapest and fastest buses from Bangkok to Si Thoi
Cheapest price
$20
Average price
$22
Fastest journey
9 h 45 m
Average duration
9 h 46 m
Buses per day
11
Distance
629 km
The best way to find a cheap bus ticket from Bangkok to Si Thoi is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Bangkok to Si Thoi will cost around $22 if you buy it on the day, but the cheapest tickets can be found for only $20.
Of the 11 buses that leave Bangkok for Si Thoi on Fri, Nov 07, 11 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Nov 07 the direct buses cover the 629 km distance in an average of 9 h 46 m but if you time it right, some buses will get you there in just 9 h 45 m .
On Fri, Nov 07 the slowest buses will take 9 h 50 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.










Travel Information
Compare bus and flight for Bangkok to Si Thoi
Omio recommends booking the flight as it is the most popular option from Bangkok to Si Thoi 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 25m. The ticket price range depends on the travel mode: a bus costs an average of €17, and a flight costs an average of €21.
Distance: 390 miles (629 km)
Compare bus with
| Bus | Most popular Flight |
|---|---|
€21 Average price Cheapest | €35 Average price |
11h 47m Average total duration 11h 17m Onboard + 30m Additional time* | 4h 25m Average total duration Fastest 1h 25m Onboard + 3h 0m Additional time* |
Direct Options | Direct Options |
Bangkok to Si Thoi Bus Timetables
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Budsarakham | Departure Time 05:00PM | Arrival Time 03:45AM | Duration 10h45 | Departure days Fri | Cheapest price $24 |
Operator Cherdchai Tour | Departure Time 05:30PM | Arrival Time 03:15AM | Duration 9h45 | Departure days Fri | Cheapest price $20 |
Operator Kasemthara Tour | Departure Time 06:40PM | Arrival Time 05:10AM | Duration 10h30 | Departure days Fri | Cheapest price $24 |
Operator Cherdchai Tour | Departure Time 07:30PM | Arrival Time 05:30AM | Duration 10h00 | Departure days Fri | Cheapest price $20 |
Operator Thaibus Tour | Departure Time 07:35PM | Arrival Time 05:25AM | Duration 9h50 | Departure days Fri | Cheapest price $21 |
Operator Budsarakham | Departure Time 07:40PM | Arrival Time 06:25AM | Duration 10h45 | Departure days Fri | Cheapest price $24 |
Live departures
Bangkok to Si Thoi bus times
The table below shows live departures for Bangkok to Si Thoi buses for tomorrow, Friday, November 7. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 10:00 AM Bangkok, Chatuchak Bus Terminal | 10h45 | 8:45 PM Tha Wang Thong, Phayao Bus Terminal | 0 transfersDirect | |
![]() | 10:30 AM Bangkok, Chatuchak Bus Terminal | 9h45 | 8:15 PM Mae Ka, Phayao University | 0 transfersDirect | |
![]() | 10:30 AM Bangkok, Chatuchak Bus Terminal | 9h45 | 8:15 PM Mae Ka, Phayao University 2 (forest Pavilion) | 0 transfersDirect | |
![]() | 10:30 AM Bangkok, Chatuchak Bus Terminal | 10h00 | 8:30 PM Tha Wang Thong, Phayao Bus Terminal | 0 transfersDirect | |
![]() | 11:40 AM Bangkok, Chatuchak Bus Terminal | 10h30 | 10:10 PM Mae Ka, Phayao University 2 (forest Pavilion) | 0 transfersDirect | |
![]() | 11:40 AM Bangkok, Chatuchak Bus Terminal | 11h00 | 10:40 PM Tha Wang Thong, Phayao Bus Terminal | 0 transfersDirect | |
![]() | 12:30 PM Bangkok, Chatuchak Bus Terminal | 10h00 | 10:30 PM Tha Wang Thong, Phayao Bus Terminal | 0 transfersDirect | |
![]() | 12:30 PM Bangkok, Chatuchak Bus Terminal | 9h45 | 10:15 PM Mae Ka, Phayao University 2 (forest Pavilion) | 0 transfersDirect | |
![]() | 12:30 PM Bangkok, Chatuchak Bus Terminal | 9h45 | 10:15 PM Mae Ka, Phayao University | 0 transfersDirect | |
![]() | 12:35 PM Bangkok, Chatuchak Bus Terminal | 9h50 | 10:25 PM Tha Wang Thong, Phayao Bus Terminal | 0 transfersDirect | |
![]() | 12:40 PM Bangkok, Chatuchak Bus Terminal | 10h45 | 11:25 PM Tha Wang Thong, Phayao 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 Si Thoi 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.
Nov 07
Nov 08
Nov 09
Nov 10
Nov 11
Nov 12
Nov 13
Journey information
Overview: Bus from Bangkok to Si Thoi
Distance 390 miles (629 km) |
Average bus duration 11h 17m |
Cheapest ticket price $20 (€17) |
Buses per day 2 |
Direct buses 2 |
Fastest bus 9h 45m |
First bus 10:00 |
Last bus 13:10 |
Key Takeaways
Train Ticket Prices
- Budget Options: Train tickets from Bangkok to Si Thoi start from as low as $20 (€17) if booked well in advance.
- Standard Fares: Typically, trains cost $26 (€21) depending on the train type and class.
FAQs: Bus from Bangkok to Si Thoi
Find answers to the most common questions about traveling from Bangkok to Si Thoi 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 Si Thoi, this guide helps you travel smarter and with confidence.

When departing from Bangkok, you have various bus station options to start your trip from including Bangkok, Chatuchak Bus Terminal (Mo Chit 2) and Bangkok, Chatuchak Minivan Terminal (Mo Chit Van Terminal). When arriving in Si Thoi, you can end your trip in bus stations like Si Thoi, Mae Chai District and Si Thoi, Mae Chai.
Passengers board the bus most frequently from Bangkok, Chatuchak Bus Terminal (Mo Chit 2), which is located around 6.9 miles (11.2 km) away from the city centre, and they get off the bus at Si Thoi, Mae Chai District, located 5.1 miles (8.3 km) away from the city centre.
To find the cheapest bus tickets for your trip from Bangkok to Si Thoi, follow these tips:
Start your search now and compare ticket prices to find the best deal!
- Budsarakham
- One piece of luggage per passenger
popular bus stations
Popular bus stations from Bangkok to Si Thoi
- 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
- 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
- Available at the main road
- Local taxis available on demand
- Bus: Local buses to Phayao
Most popular bus connections from Bangkok
More options for your journey from Bangkok to Si Thoi
Here are some other resources that might have the information you need


