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Udon Thani to Mae Sai buses

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Trip Overview

The bus between Udon Thani and Mae Sai takes 20h 40m. The bus runs, on average, 6 times per week from Udon Thani to Mae Sai. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

20h 40m
Duration
699 km
Distance
฿646
Average price
6 times a week
Frequency

Udon Thani to Mae Sai bus times

Buses run 6 times a week between Udon Thani and Mae Sai. The service departs Udon Thani at 6:30 PM in the evening, which arrives into Mae Sai at 15:10:00. All services require a transfer at Bus Terminal 2 Chiang Rai and take an average of 20h 40m. The schedules shown below are for the next available departures.

Departing Thursday, October 29, 2026

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    Arrives next day

    RG AdventureGreenbus Thailand20h 40m • 1 change

Departing Friday, October 30, 2026

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    Arrives next day

    RG AdventureGreenbus Thailand20h 40m • 1 change

Departing Saturday, October 31, 2026

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    Arrives next day

    RG AdventureGreenbus Thailand20h 40m • 1 change

Departing Sunday, November 1, 2026

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    Arrives next day

    RG AdventureGreenbus Thailand20h 40m • 1 change

Departing Monday, November 2, 2026

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    Arrives next day

    RG AdventureGreenbus Thailand20h 40m • 1 change

Departing Tuesday, November 3, 2026

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    Arrives next day

    RG AdventureGreenbus Thailand20h 40m • 1 change

Frequently asked questions

Want to know about travelling from Udon Thani to Mae Sai? 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 Udon Thani to Mae Sai.ExpandLaunch map view
  • Distance: 698.6 km
  • Duration: 20h 40m

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

You can take a bus from Udon Thani Transfer to Mae Sai via Bus Terminal 2 Chiang Rai, Chiang Rai Bus Terminal 2, and Mae Sai in around 16h 50m.

Operators