Cheapest€54.63
- Office of Transport and Traffic Policy and Planning OT779506:4716h 11m22:58Udon Thani Bus Terminal 1Hat Yai Bus Terminal
Door to door 16h 55mCO2 32.0 kgChanges 0Changeable for a fee
Udon Thani to Hat Yai bus
Buses from Udon Thani to Hat Yai start at €71.13 and take 16h 55m at their fastest.
The Buses from Udon Thani to Hat Yai starts at €71.13 and takes 16h 55m door to door, run by 1 operator over 1,184 km, with around 3 departures a day. Fares bottom out about 30 days before departure.
- 16h 55mDoor to door
- 16h 11mMoving
- €71.13From
- 32.0 kgCO2
The cheapest and the fastest on 4 October 2026
Two journeys we can sell today, with the service number each operator files them under.
Bus operators
Speed, flexibility and what is on board. Nothing here is a rating, because we have not earned one.
| Operator | From | Fastest | Typical speed | Flexibility | On board |
|---|---|---|---|---|---|
 Office of Transport and Traffic Policy and Planning | €54.63 | 16h 4m | 72 km/h | Changeable | Power sockets, Toilets, Wi-Fi |
The coach gets you into Hat Yai. It does not get you a bed, and neither do we.
A room in Hat Yai for the night the coach gets in
Sort by distance from Hat Yai Junction railway station and you can see which places are ten minutes on foot and which are not.
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When to book Udon Thani to Hat Yai
The same search run across the whole booking window, so the shape of the curve is visible rather than described.
- €66.7390 days
- €72.7860 days
- €57.9345 days
- €51.3330 days
- €54.6321 days
- €71.1314 days
- €73.337 days
- €103.033 days
- €116.781 days
- Cheapest lead time
- Fares bottom out around 30 days ahead, at €51.33.
- How much it moves
- The gap between the cheapest and dearest lead time is 128 percent. The dearest point is €116.78, 1 days out.
- What that means
- Today sits inside the cheap window, which closes about 30 days before departure. Waiting from here has usually cost money on this corridor rather than saved it.
Which departure day costs least
Median cheapest fare for each weekday, taken across the next three weeks of real prices.
- €71.13Sun
- €82.13Mon
- €81.58Tue
- €86.53Wed
- €98.08Thu
- €87.63Fri
- €105.78Sat
Where you leave from and where you arrive
The stations, airports and ports each mode on this corridor actually uses.
Udon Thani
Coach
- Udon Thani Bus Terminal 1
- Udon Thani Bus Terminal 2
Hat Yai
Coach
- Hat Yai Bus Terminal
- Bus station Hat Yai - Phuket
What the journey actually looks like
Direct or connecting, how far the route really runs, and what happens when a connection is missed.
- Direct or connecting
- 33% of the services we sell on this corridor run through without a change. The remaining 67% involve one connection.
- How far it really runs
- The route covers 1,184 km against 1,184 km in a straight line, a detour of 2 percent. Track and road geometry account for the difference.
- Where the change is
- Connections are made at Si Racha, Kabin Buri, Nong Chok, Chon Buri. The gap between arriving and leaving is 56 minutes, of which about 5 is walking.
- If the connection is missed
- The tightest connection we sell here has a 17 percent chance of not being made on the timetable alone. Part of this journey is a self transfer between separate tickets, so leave more time than the minimum and expect to check in again.
- First and last departure
- The first service of the day leaves Udon Thani at 06:47 and the last at 07:30, across 3 departures. The return direction keeps its own timetable, so the times back are not these times reversed.
Buses against the other ways to make this journey
The same corridor, door to door, with every mode that runs it.
| Mode | Door to door | Moving | At the ends | From | CO2 | Per day |
|---|---|---|---|---|---|---|
| Flight | 5h 9m | 1h 59m | 3h 10m | €140.56 | 300.1 kg | 1 |
| Coach | 16h 55m | 16h 11m | 44m | €71.13 | 32.0 kg | 3 |
Questions about Udon Thani to Hat Yai
The questions people actually ask about this journey, answered from the same prices and times the page above is built on rather than written once and left to go stale.
How long does the Coach from Udon Thani to Hat Yai take?
The Coach from Udon Thani to Hat Yai takes 16h 55m door to door, of which 16h 11m is spent moving. The route runs 1,184 km. The difference between the two times is reaching the terminal and leaving it at the far end, which every time on this page includes.
How much does the Coach from Udon Thani to Hat Yai cost?
The Coach from Udon Thani to Hat Yai starts at €71.13 for one passenger, checked on 13 September 2026. A typical fare is €72.78. Both are the total including taxes, supplier fees and our service fee, so the price here is the price at checkout.
Who runs the Coach from Udon Thani to Hat Yai?
1 operators run the Coach from Udon Thani to Hat Yai: Office of Transport and Traffic Policy and Planning. Between them they file around 3 departures a day. The operator table on this page compares them on fare, journey time, cruising speed, fare conditions and what is provided on board.
Which terminal does the Coach from Udon Thani to Hat Yai use?
The Coach from Udon Thani to Hat Yai leaves from Udon Thani Bus Terminal 1 and arrives at Hat Yai Bus Terminal. Allow about 44m for reaching the departure terminal and leaving the arrival one. That time is already inside every door to door figure quoted on this page.
Is the Coach the best way from Udon Thani to Hat Yai?
Travelling from Udon Thani to Hat Yai by Flight costs €140.56 and takes 5h 9m door to door, against 16h 55m by Coach. Which is better depends on whether the money or the hours matter more on this trip. The comparison table on this page shows every mode side by side.
When should I book the Coach from Udon Thani to Hat Yai?
Fares for the Coach from Udon Thani to Hat Yai bottom out around 30 days ahead, at €51.33. The gap between the cheapest and dearest lead time across the window is 128 percent, measured on 13 September 2026. Booking inside the final week has consistently cost more.
How much CO2 does the Coach from Udon Thani to Hat Yai produce?
The Coach from Udon Thani to Hat Yai produces about 32.0 kg of CO2 per passenger over 1184 km, which works out at roughly 27 grams per passenger kilometre. That figure is for the whole journey and for one traveller, not for the vehicle.
What is provided on board the Coach from Udon Thani to Hat Yai?
Operators on the Coach from Udon Thani to Hat Yai publish Power sockets, Toilets, Wi-Fi. That is what 1 carriers on this corridor state about their own fleets, across a journey of 16h 55m door to door. Where a carrier publishes nothing, this page lists nothing for it.
Where these numbers come from
Observed service A carrier record shows this named operator serving this named pair, and we carry that through unchanged.
Schedules, seat counts and fares are generated by our own model until the supplier contracts are signed. Places, coordinates, operators, which operator serves which pair, and every distance are real. We would rather say that on every page than let a modelled number pass for a filed one.
Defined in full at Door to door, Fares, The booking window, Carbon
- On this page
- Every figure above was computed for Udon Thani to Hat Yai on 13 September 2026: 1184 km of route against 1184 km in a straight line, 3 services a day, 1 operators, a cheapest fare of €71.13, and 16h 55m door to door on the fastest mode. The return direction is computed separately and its numbers are not these numbers.
Related journeys
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The journey is the easy half to plan. The days in Hat Yai are the half people leave until last.
Day trips out of Hat Yai and across Thailand
Timed entry, guided walks and half-day trips out of Hat Yai, with free cancellation on most of it.
See Hat Yai on KlookOr browse GetYourGuide
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