Train SP21: Bangkok (Krung Thep Aphiwat) → Ubon Ratchathani

Special Express Northeastern Line

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Departs06:10Bangkok (Krung Thep Aphiwat)
Arrives14:00Ubon Ratchathani
Journey time7h 50m14 stations listed
Fares from499 THBper adult, whole journey

Book a ticket on SP21

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Timetable and stops

  1. 06:10
    Bangkok (Krung Thep Aphiwat) Departs · Bangkok
  2. 06:36
    Rangsit Arrives
  3. 06:58
    Ayutthaya Arrives
  4. 07:33
    Saraburi Arrives
  5. 07:44
    Kaeng Khoi Arrives
  6. 08:43
    Pak Chong Arrives
  7. 10:01
    Nakhon Ratchasima Arrives
  8. 11:34
    Buri Ram Arrives
  9. 12:09
    Surin Arrives
  10. 12:32
    Sikhoraphum Arrives
  11. 13:01dep 13:02
    Uthumphon Phisai Arrives / departs
  12. 13:18
    Si Sa Ket Arrives
  13. 13:38
    Kanthararom Arrives
  14. 14:00
    Ubon Ratchathani Arrives (terminus)

Popular sections and fares

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)7h 50mdirect14:00Ubon Ratchathanifrom499฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    7h 50m on board
  3. 14:00Ubon Ratchathani
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)7h 28mdirect13:38Kanthararomfrom487฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    7h 28m on board
  3. 13:38Kanthararom
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)7h 08mdirect13:18Si Sa Ketfrom479฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    7h 08m on board
  3. 13:18Si Sa Ket
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)6h 51mdirect13:01Uthumphon Phisaifrom432฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    6h 51m on board
  3. 13:01Uthumphon Phisai
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)6h 22mdirect12:32Sikhoraphumfrom417฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    6h 22m on board
  3. 12:32Sikhoraphum
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)5h 59mdirect12:09Surinfrom407฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    5h 59m on board
  3. 12:09Surin
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)5h 24mdirect11:34Buri Ramfrom392฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    5h 24m on board
  3. 11:34Buri Ram
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)3h 51mdirect10:01Nakhon Ratchasimafrom343฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    3h 51m on board
  3. 10:01Nakhon Ratchasima
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)2h 33mdirect08:43Pak Chongfrom310฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    2h 33m on board
  3. 08:43Pak Chong
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)1h 34mdirect07:44Kaeng Khoifrom287฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    1h 34m on board
  3. 07:44Kaeng Khoi
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)1h 23mdirect07:33Saraburifrom281฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    1h 23m on board
  3. 07:33Saraburi
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)0h 48mdirect06:58Ayutthayafrom261฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    0h 48m on board
  3. 06:58Ayutthaya
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express06:10Bangkok (Krung Thep Aphiwat)0h 26mdirect06:36Rangsitfrom241฿2nd class seat · A/CBook
  1. 06:10Bangkok (Krung Thep Aphiwat)
  2. Train SP21 · Special Express
    0h 26m on board
  3. 06:36Rangsit
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

SP21Special Express13:02Uthumphon Phisai0h 58mdirect14:00Ubon Ratchathanifrom100฿2nd class seat · A/CBook
  1. 13:02Uthumphon Phisai
  2. Train SP21 · Special Express
    0h 58m on board
  3. 14:00Ubon Ratchathani
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Fare per adult as last seen. Seats and the final price for your date are confirmed on the next page.

Seat classes on SP21

ClassLowest fare seen (per adult)
Second class Seat (A/C)100 THB

Ticket prices are per adult. A service fee and payment fees may be added at checkout and vary by payment method. Fares depend on how far you travel.

Return train

SP22 Ubon Ratchathani → Bangkok (Krung Thep Aphiwat)
14:50 – 22:15 · 7h 25m from499 THB

Other trains on the Northeastern Line

SP23Bangkok (Krung Thep Aphiwat) → Ubon Ratchathani
21:05 – 06:00 SP25Bangkok (Krung Thep Aphiwat) → Nong Khai
20:25 – 06:25 EX71Bangkok (Krung Thep Aphiwat) → Ubon Ratchathani
10:35 – 19:35 EX75Bangkok (Krung Thep Aphiwat) → Nong Khai
08:45 – 17:30 RP133Bangkok (Krung Thep Aphiwat) → Nong Khai
21:25 – 07:55 RP135Bangkok (Krung Thep Aphiwat) → Ubon Ratchathani
07:10 – 18:00 RP139Bangkok (Krung Thep Aphiwat) → Ubon Ratchathani
19:40 – 05:40 RP141Bangkok (Krung Thep Aphiwat) → Ubon Ratchathani
23:05 – 10:05

Frequently asked questions

What time does train SP21 depart and arrive?

SP21 departs Bangkok (Krung Thep Aphiwat) at 06:10 and arrives in Ubon Ratchathani at 14:00. The journey takes about 7h 50m.

Where does train SP21 stop?

Stops in our timetable: Rangsit, Ayutthaya, Saraburi, Kaeng Khoi, Pak Chong, Nakhon Ratchasima, Buri Ram, Surin, Sikhoraphum, Uthumphon Phisai, Si Sa Ket, Kanthararom. Smaller stations may also be served.

What seat classes does SP21 have?

Second class Seat (A/C) from 100 THB. Prices depend on the section you travel and the date.

How do I book a ticket on SP21?

Choose where you get on and off and your travel date on this page, then click Book. You complete the booking online.

Timetable updated 2026-10-19 03:29. Times can change; the booking page shows the confirmed times for your date.

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