Need help booking?
Unpublished phone-only deals available
UTH to HLH: distance & flight time
Udon Thani (Udon Thani Airport) → Ulanhot (Ulanhot Airport)
2,275 mi
3,661 km · 1,977 nm
4h 56m
estimated nonstop flight time
+1h
time difference · heading northeast
See live UTH→HLH fares Phone-only fares on this route — call free
Flight time details
2,275 miles nonstop takes roughly 4h 56m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- HLH — Ulanhot Airport · Ulanhot, China
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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Near HLH
- DBC · Baicheng Chang'an Airport68 mi away
- NDG · Qiqihar Sanjiazi Airport116 mi away
- NZL · Chengjisihan Airport121 mi away
- YIE · Arxan Yi'ershi Airport126 mi away
Frequently asked questions
How far is UTH from HLH?
The flight distance from Udon Thani (UTH) to Ulanhot (HLH) is 2,275 miles (3,661 km, 1,977 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to HLH?
A nonstop flight takes about 4h 56m 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 time difference between Udon Thani and Ulanhot?
Ulanhot is 1 hour ahead of Udon Thani.
What is the cheapest way to fly from UTH to HLH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–HLH that never appear on search engines, with no booking fees.