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HHQ to FRI: distance & flight time
Prachuap Khiri Khan (Hua Hin Airport) → Fort Riley (Marshall Army Air Field)
8,706 mi
14,011 km · 7,565 nm
17h 32m
estimated nonstop flight time
-12h
time difference · heading north
See live HHQ→FRI fares Phone-only fares on this route — call free
Flight time details
8,706 miles nonstop takes roughly 17h 32m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- HHQ — Hua Hin Airport · Prachuap Khiri Khan, 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 HHQ
- UTP · U-Tapao International Airport71 mi away
- BKK · Suvarnabhumi Airport90 mi away
- MGZ · Myeik Airport91 mi away
- DMK · Don Mueang International Airport99 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 HHQ from FRI?
The flight distance from Prachuap Khiri Khan (HHQ) to Fort Riley (FRI) is 8,706 miles (14,011 km, 7,565 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HHQ to FRI?
A nonstop flight takes about 17h 32m 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 Prachuap Khiri Khan and Fort Riley?
Fort Riley is 12 hours behind Prachuap Khiri Khan.
What is the cheapest way to fly from HHQ to FRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HHQ–FRI that never appear on search engines, with no booking fees.