Need help booking?
Unpublished phone-only deals available
SUX to UTH: distance & flight time
Sioux City (Sioux Gateway Col. Bud Day Field) → Udon Thani (Udon Thani Airport)
8,129 mi
13,082 km · 7,064 nm
16h 24m
estimated nonstop flight time
+12h
time difference · heading north
See live SUX→UTH fares Phone-only fares on this route — call free
Flight time details
8,129 miles nonstop takes roughly 16h 24m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, United States
- 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 SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 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 SUX from UTH?
The flight distance from Sioux City (SUX) to Udon Thani (UTH) is 8,129 miles (13,082 km, 7,064 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUX to UTH?
A nonstop flight takes about 16h 24m 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 Sioux City and Udon Thani?
Udon Thani is 12 hours ahead of Sioux City.
What is the cheapest way to fly from SUX to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUX–UTH that never appear on search engines, with no booking fees.