Need help booking?
Unpublished phone-only deals available
UTH to FRI: distance & flight time
Udon Thani (Udon Thani Airport) → Fort Riley (Marshall Army Air Field)
8,337 mi
13,418 km · 7,245 nm
16h 49m
estimated nonstop flight time
-13h
time difference · heading north
See live UTH→FRI fares Phone-only fares on this route — call free
Flight time details
8,337 miles nonstop takes roughly 16h 49m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- FRI — Marshall Army Air Field · Fort Riley, United States
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 FRI
- MHK · Manhattan Regional Airport8 mi away
- SLN · Salina Municipal Airport51 mi away
- EMP · Emporia Municipal Airport59 mi away
- FOE · Topeka Regional Airport - Forbes Field60 mi away
Frequently asked questions
How far is UTH from FRI?
The flight distance from Udon Thani (UTH) to Fort Riley (FRI) is 8,337 miles (13,418 km, 7,245 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to FRI?
A nonstop flight takes about 16h 49m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from UTH to FRI?
Nonstop service on UTH–FRI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 16h 49m nonstop estimate.
What is the time difference between Udon Thani and Fort Riley?
Fort Riley is 13 hours behind Udon Thani.
What is the cheapest way to fly from UTH to FRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–FRI that never appear on search engines, with no booking fees.
Why are some UTH to FRI fares phone-only?
Consolidator contracts let us sell certain UTH–FRI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.