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Mae Sai to Udon Thani buses

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Trip Overview

The average bus between Mae Sai and Udon Thani takes 27h 55m and the fastest bus takes 21h 45m. The bus runs, on average, 3 times per week from Mae Sai to Udon Thani. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

27h 55m
Duration
972 km
Distance
฿1,392
Average price
3 times a week
Frequency

Mae Sai to Udon Thani bus times

Buses run 3 times a week between Mae Sai and Udon Thani. The earliest departure is at 9:30 AM in the morning, and the last departure from Mae Sai is at 3:00 PM which arrives into Udon Thani at 7:15 AM. All services require a transfer, and take on average 27h 55m. The schedules shown below are for the next available departures.

Departing Wednesday, October 21, 2026

  •  → 

    Arrives next day

    Greenbus ThailandPhetprasert Tour21h 45m • 1 change

Departing Thursday, October 22, 2026

  •  → 

    Arrives next day

    Greenbus ThailandPhetprasert Tour21h 45m • 1 change
  •  → 

    Arrives +2 days

    Greenbus ThailandPhetprasert Tour40h 15m • 1 change

Frequently asked questions

Want to know about travelling from Mae Sai to Udon Thani? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.

Map of how to get from Mae Sai to Udon Thani.ExpandLaunch map view
  • Distance: 971.8 km
  • Duration: 27h 55m

What companies run services between Mae Sai, Thailand and Udon Thani, Thailand?

You can take a bus from Mae Sai to Udon Thani via Chiang Mai in around 17h 55m.

Operators