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FRI to UTH: distance & flight time
Fort Riley (Marshall Army Air Field) → Udon Thani (Udon Thani Airport)
8,337 mi
13,418 km · 7,245 nm
16h 49m
estimated nonstop flight time
+12h
time difference · heading north
See live FRI→UTH 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 12-hour time gain when reading arrival times on your ticket.
The two airports
- FRI — Marshall Army Air Field · Fort Riley, 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 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
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 FRI from UTH?
The flight distance from Fort Riley (FRI) to Udon Thani (UTH) 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 FRI to UTH?
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.
What is the time difference between Fort Riley and Udon Thani?
Udon Thani is 12 hours ahead of Fort Riley.
What is the cheapest way to fly from FRI to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FRI–UTH that never appear on search engines, with no booking fees.