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There are 7 ways to get from Udon Thani to Siem Reap by plane, bus, train, night bus, night train or car

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Fly  •  3h 41m

  1. Fly from Udon Thani (UTH) to Siem Reap (REP) UTH - REP

$90 - $292

Cheapest option

Train, bus  •  18h 45m

  1. Take the train from Udon Thani to Bang Sue 76 Nong Khai - Hua Lamphong - Class II AC
  2. Take the bus from Bangkok Mochit Bus Terminal to Siem Reap

$22 - $68

5 alternative options

Bus  •  16h

  1. Take the bus from Udonthani Terminal to Bangkok Mochit Terminal
  2. Take the bus from Bangkok Mochit Bus Terminal to Siem Reap

$22 - $39

Night bus, bus  •  20h 30m

  1. Take the night bus from Udonthani to Bangkok Mochit Bus Terminal
  2. Take the bus from Bangkok Mochit Terminal to Siem Reap Cambodia

$45

Train, bus via Aranyaprathet  •  21h 16m

  1. Take the train from Udon Thani to Hua Lamphong
  2. Take the train from Hua Lamphong to Aranyaprathet
  3. Take the bus from Poipet to Siem Reap Virak Buntham Express

$33 - $93

Night train, bus  •  24h 4m

  1. Take the night train from Udon Thani to Hua Lamphong 26 Nong Khai - Hua Lamphong - Class II Sleeper AC / ...
  2. Take the bus from Khaosan Road Travel Mart Office to Siem Reap Virak Buntham Express

$38 - $70

Drive  •  9h 11m

  1. Drive from Udon Thani to Siem Reap 377 miles

$45 - $75

Questions & Answers

The cheapest way to get from Udon Thani to Siem Reap is to bus which costs ฿700 - ฿1300 and takes 16h.

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The quickest way to get from Udon Thani to Siem Reap is to fly which costs ฿2900 - ฿10000 and takes 3h 41m.

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No, there is no direct bus from Udon Thani to Siem Reap. However, there are services departing from Udonthani Terminal and arriving at Siem Reap via Bangkok Mochit Bus Terminal. The journey, including transfers, takes approximately 16h.

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The distance between Udon Thani and Siem Reap is 465 km. The road distance is 603.1 km.

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The best way to get from Udon Thani to Siem Reap without a car is to bus which takes 16h and costs ฿700 - ฿1300.

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It takes approximately 3h 41m to get from Udon Thani to Siem Reap, including transfers.

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Udon Thani to Siem Reap bus services, operated by Air Udon, depart from Udonthani Terminal station.

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The best way to get from Udon Thani to Siem Reap is to fly which takes 3h 41m and costs ฿2900 - ฿10000. Alternatively, you can bus, which costs ฿700 - ฿1300 and takes 16h.

Mode details

There is no direct flight from Udon Thani Airport to Siem Reap Airport. The quickest flight takes 3h 35m and has one stopover.

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Udon Thani to Siem Reap bus services, operated by The Transport Company, arrive at Siem Reap station.

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Map of how to get from Udon Thani to Siem Reap.
Launch map view
  • Distance: 290.8 miles
  • Duration: 3h 41m

What companies run services between Udon Thani, Thailand and Siem Reap, Cambodia?

Thai AirAsia, Thai Smile and three other airlines fly from Udon Thani to Siem Reap hourly. Alternatively, you can take a bus from Udon Thani to Siem Reap via Bangkok Mochit Bus Terminal in around 16h.

Airlines
Thai AirAsia
Website
airasia.com
Flights from Udon Thani to Siem Reap via Don Muang
Ave. Duration
3h 41m
When
Every day
Estimated price
$65 - $170
Thai Smile
Website
thaismileair.com
Flights from Udon Thani to Siem Reap via Suvarnabhumi
Ave. Duration
3h 50m
When
Every day
Estimated price
$150 - $430
Train operators
State Railway of Thailand
Phone
1690
Email
webmaster.srt@railway.co.th
Website
railway.co.th
Train from Udon Thani to Bang Sue
Ave. Duration
10h 5m
Frequency
Once daily
Estimated price
$12 - $45
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$5 - $9
2nd Class (Seat)
$12 - $17
2nd Class (Berth)
$21 - $28
1st Class (Berth)
$30 - $45
Train from Udon Thani to Hua Lamphong
Ave. Duration
10h 30m
Frequency
Once daily
Estimated price
$12 - $45
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$5 - $9
2nd Class (Seat)
$12 - $17
2nd Class (Berth)
$21 - $28
1st Class (Berth)
$30 - $45
Train from Hua Lamphong to Aranyaprathet
Ave. Duration
5h 40m
Frequency
Once daily
Estimated price
$9 - $35
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$3 - $7
2nd Class (Seat)
$9 - $13
2nd Class (Berth)
$18 - $25
1st Class (Berth)
$26 - $35
Bus operators
Air Udon
Website
12go.asia
Bus from Udonthani Terminal to Bangkok Mochit Terminal
Ave. Duration
8h
Frequency
Every 4 hours
Estimated price
$14
Schedules at
12go.asia
Nakhonchai Air
Phone
0-2939-4999
Email
CustomerService@Nakhonchaiair.com
Website
nakhonchaiair.com
Bus from Udonthani to Bangkok Mochit Bus Terminal
Ave. Duration
8h 52m
Frequency
Every 4 hours
Estimated price
$13 - $17
Book at
nakhonchaiair.com
Sawadee Esan
Phone
02-6745555
Website
12go.asia
Night bus from Udonthani to Bangkok Mochit Bus Terminal
Ave. Duration
9h 30m
Frequency
Twice daily
Estimated price
$16
Schedules at
12go.asia
Book at
12go.asia
Nattakan Transport
Bus from Bangkok Mochit Terminal to Siem Reap Cambodia
Ave. Duration
10h
Frequency
Once daily
Estimated price
$30
Schedules at
bookmebus.com
Book at
bookmebus.com
Virak Buntham
Phone
016 786 270
Email
support@virakbuntham.com
Website
virakbuntham.com
Bus from Poipet to Siem Reap Virak Buntham Express
Ave. Duration
3h
Frequency
Twice daily
Estimated price
$9
Schedules at
virakbuntham.com
Book at
bookmebus.com
Bus from Khaosan Road Travel Mart Office to Siem Reap Virak Buntham Express
Ave. Duration
12h 30m
Frequency
Twice daily
Estimated price
$25
Schedules at
virakbuntham.com
Book at
12go.asia

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More Questions & Answers

Yes, the driving distance between Udon Thani to Siem Reap is 603 km. It takes approximately 9h 11m to drive from Udon Thani to Siem Reap.

Get driving directions

Bangkok Airways, Thai Smile, Nok Air and Thai AirAsia offer flights from Udon Thani Airport to Siem Reap Airport.

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There are 842+ hotels available in Siem Reap. Prices start at $19 USD per night.

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The best way to get from Udon Thani to Udon Thani Airport is to taxi which takes 8m and costs ฿80 - ฿100.

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