- Must visit
Bangkok National Museum
Thailand's leading museum presents royal regalia, Buddhist art, and archaeology, making it essential for understanding Thai history.
Cheapest price
€18
Average price
€21
Fastest journey
10 h 30 m
Average duration
10 h 54 m
Buses per day
8
Distance
609 km
The best way to find a cheap bus ticket from Khai Si to Bangkok is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Khai Si to Bangkok will cost around €21 if you buy it on the day, but the cheapest tickets can be found for only €18.
Of the 8 buses that leave Khai Si for Bangkok on Fri, Aug 14, 8 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Aug 14 the direct buses cover the 609 km distance in an average of 10 h 54 m but if you time it right, some buses will get you there in just 10 h 30 m .
On Fri, Aug 14 the slowest buses will take 11 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.

943-8 ม4ข
20-58
79-2
20-58
943-8 ม4ข
20-58
79-2
20-58
943-5Omio recommends booking the bus as it is the most popular option from Khai Si to Bangkok among Omio's users. If you are prioritising price take the bus with prices starting from €18. For those with little time consider booking a bus which can get you there in 12h 4m. The ticket price range depends on the travel mode: a bus costs an average of €18, and a bus costs an average of €18.
Distance: 378 miles (609 km)
Most popular Bus | Driving |
|---|---|
€18 Average price Cheapest | €64 Average price (fuel + tolls) |
12h 34m Average total duration Fastest 12h 4m Onboard + 30m Additional time* | 10h 23m Average total duration (door-to-door) |
Direct Options | Direct Options |
You'll arrive about {timeSavings} sooner ({durationInMinutes} by bus vs {drivingDurationInMinutes} by car) and save roughly {savingsAmount} compared to fuel and tolls ({cheapestPrice} vs {drivingPriceInCents}). You also skip the drive itself — no traffic stress, no parking, and you can use the time to work, nap, or catch up on a series with the onboard Wi-Fi.
Direct coaches are operated by {directProviders}.
Driving is still worth considering if you're travelling with bulky luggage, need flexibility on departure times, or plan to stop along the way.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Sawasdee Esan (extra bus) | Departure Time 08:45AM | Arrival Time 08:45PM | Duration 12h00 | Departure days Mon | Cheapest price €20 |
Operator JK | Departure Time 09:15AM | Arrival Time 09:30PM | Duration 12h15 | Departure days Wed, Sat | Cheapest price €18 |
Operator Lotus Phiboon Tour | Departure Time 10:00AM | Arrival Time 09:40PM | Duration 11h40 | Departure days Mon, Wed, Sat, Sun | Cheapest price €18 |
Operator JK | Departure Time 10:15AM | Arrival Time 10:30PM | Duration 12h15 | Departure days Mon, Tue, Wed, Sat, Sun | Cheapest price €18 |
Operator Sawasdee Esan | Departure Time 04:30PM | Arrival Time 03:30AM | Duration 11h00 | Departure days Thu, Fri | Cheapest price €21 |
Operator Lotus Phiboon Tour | Departure Time 05:00PM | Arrival Time 04:40AM | Duration 11h40 | Departure days Thu, Fri | Cheapest price €18 |
Operator Sawasdee Esan | Departure Time 05:00PM | Arrival Time 04:00AM | Duration 11h00 | Departure days Thu, Fri | Cheapest price €21 |
Operator Sawasdee Esan | Departure Time 05:15PM | Arrival Time 04:15AM | Duration 11h00 | Departure days Thu | Cheapest price €21 |
Operator Sawasdee Esan | Departure Time 05:30PM | Arrival Time 04:30AM | Duration 11h00 | Departure days Fri | Cheapest price €21 |
Operator Lotus Phiboon Tour | Departure Time 05:30PM | Arrival Time 04:00AM | Duration 10h30 | Departure days Thu, Fri | Cheapest price €18 |
The table below shows live departures for Khai Si to Bangkok buses for tomorrow, Friday, August 14. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
20-58 | 4:30 PM Ban Chak Thip Samakkhi, Sawasdee esarn Tour Office (บานจกรทพยสามคค สำนกงานสวสดอสานทวร) | 11h00 | 3:30 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
20-58 | 4:30 PM Bueng Kan, Bus Terminal | 11h00 | 3:30 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
79-2 | 5:00 PM Ban Chak Thip Samakkhi, Sawasdee esarn Tour Office (บานจกรทพยสามคค สำนกงานสวสดอสานทวร) | 11h00 | 4:00 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
![]() | 5:00 PM Bueng Kan, Bus Terminal | 11h40 | 4:40 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
79-2 | 5:00 PM Bueng Kan, Bus Terminal | 11h00 | 4:00 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
943-5 | 5:30 PM Bueng Kan, Bus Terminal | 11h00 | 4:30 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
943-8 ม4ข | 5:30 PM Bueng Kan, Bus Terminal | 10h30 | 4:00 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
943-5 | 5:30 PM Ban Chak Thip Samakkhi, Sawasdee esarn Tour Office (บานจกรทพยสามคค สำนกงานสวสดอสานทวร) | 11h00 | 4:30 AM Bangkok, Chatuchak Bus Terminal (Mo Chit 2) | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare bus 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.
Buses from Khai Si to Bangkok run on average 8 times per day, taking around 12h 4m. Cheap bus tickets for this journey start at €18 if you book in advance.
There are 8 buses per day. The earliest bus runs at 08:09, the last at 21:00. The fastest bus covers the 378 miles (609 km) distance in 11h 40m.
Distance 378 miles (609 km) |
Average bus duration 12h 4m |
Cheapest ticket price €18 |
Buses per day 8 |
Direct buses 8 |
Fastest bus 11h 40m |
First bus 8:09 AM |
Last bus 9:00 PM |
Cheapest Month May |
Cheapest Day Sat |
High Season Apr - Jun |
Low Season Jul - Sep |
Discover the best of Bangkok — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Bangkok trip today.
Thailand's leading museum presents royal regalia, Buddhist art, and archaeology, making it essential for understanding Thai history.
A beautifully restored house displaying Jim Thompson's art collection and silk legacy, with architecture and gardens beside a canal.
Thailand's premier contemporary art museum showcases major national and international exhibitions in a large modern building.
Bangkok's historic royal island area concentrates major temples, museums, and old streets, making it ideal for first-time exploration.
Bangkok's Chinatown offers dense historic lanes, temples, markets, and vivid neon scenes that reveal the city's deep Chinese heritage.
The old town's backpacker hub is famous for street life, nightlife, and easy access to heritage sites, though best visited for atmosphere.
Pad Thai is a classic stir-fried rice noodle dish with tamarind, tofu, peanuts, and often shrimp. It became a national dish and is a staple of Bangkok street food.
Tom Yum Goong is a hot and sour shrimp soup with lemongrass, galangal, and lime. Its bold balance of flavors makes it one of Thailand’s most iconic dishes.
Som Tam is a spicy green papaya salad from Thai street food culture, often found across Bangkok. It is prized for its fresh crunch and sweet-sour-heat balance.
Well-known casual restaurant for northeastern Thai food, especially som tam, grilled chicken, and sticky rice. Lively atmosphere and dependable local flavors.
Upscale restaurant by chef Jay Fai, famous for crab omelette and wok-fried classics. Busy, open-kitchen setting with a legendary street-food reputation.
Refined Thai restaurant in a traditional house, known for elegant royal-inspired recipes and polished service. Calm setting suited to a special meal.
Budget-friendly for most travelers. Street food, local transit, and many hotels cost less than in major Asian capitals, though luxury malls, rooftop bars, and upscale stays raise daily spend.
Tipping is modest. Restaurants may add a 10% service charge; otherwise round up or leave ฿20-100. Round up taxi fares. Cafes do not require tips, but small change is appreciated.
Official public transport app
Suvarnabhumi Airport Station -> Phaya Thai Station
Find answers to the most common questions about traveling from Khai Si to Bangkok 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 Bangkok, this guide helps you travel smarter and with confidence.

Most Khai Si to Bangkok buses use the Bueng Kan Bus Terminal to Bangkok, Chatuchak Bus Terminal station pair, with some services arriving at Bangkok, Minibus Station (Chatuchak). Use this guide to compare Khai Si and Bangkok bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
Bangkok, Chatuchak Bus Terminal is 8 km from Bangkok city centre. Public transport options include:
Bangkok, Chatuchak Bus Terminal has practical services for this route, including Wifi, Parking, Dining, ATM, Taxis, Accessibility, WC, and Ticket Office.
Food options include: Food court and various food stalls available inside terminal
Free Wi-Fi available throughout terminal. ATMs are several ATMs from major Thai banks.
Ticket office support is available at Bangkok, Chatuchak Bus Terminal.
Available at Bangkok, Chatuchak Bus Terminal: Parking, Taxis, WC.
Accessibility facilities are available at Bangkok, Chatuchak Bus Terminal: Wheelchair ramps and elevators available.
Bangkok, Minibus Station (Chatuchak) is 8 km from Bangkok city centre. Public transport options include:
Bangkok, Minibus Station (Chatuchak) 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 available inside terminal
Free Wi-Fi available throughout terminal. ATMs are several ATMs from major Thai banks.
Ticket office support is available at Bangkok, Minibus Station (Chatuchak).
Available at Bangkok, Minibus Station (Chatuchak): Parking, Taxis, WC.
Accessibility facilities are available at Bangkok, Minibus Station (Chatuchak): Wheelchair ramps and elevators available.
Here are some other resources that might have the information you need