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URT to UTH: distance & flight time
Surat Thani (Surat Thani Airport) → Udon Thani (Udon Thani Airport)
621 mi
999 km · 539 nm
1h 49m
estimated nonstop flight time
Same time
time difference · heading northeast
See live URT→UTH fares Phone-only fares on this route — call free
Flight time details
621 miles nonstop takes roughly 1h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- URT — Surat Thani Airport · Surat Thani, Thailand
- UTH — Udon Thani Airport · Udon Thani, Thailand
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near URT
- UNN · Ranong Airport58 mi away
- USM · Samui Airport69 mi away
- NST · Nakhon Si Thammarat Airport69 mi away
- KBV · Krabi Airport72 mi away
Near UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Frequently asked questions
How far is URT from UTH?
The flight distance from Surat Thani (URT) to Udon Thani (UTH) is 621 miles (999 km, 539 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from URT to UTH?
A nonstop flight takes about 1h 49m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from URT to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on URT–UTH that never appear on search engines, with no booking fees.