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HHQ to SUS: distance & flight time
Prachuap Khiri Khan (Hua Hin Airport) → Null (Spirit of St Louis Airport)
8,827 mi
14,205 km · 7,670 nm
17h 46m
estimated nonstop flight time
-12h
time difference · heading north
See live HHQ→SUS fares Phone-only fares on this route — call free
Flight time details
8,827 miles nonstop takes roughly 17h 46m 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
- SUS — Spirit of St Louis Airport · Null, 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 SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is HHQ from SUS?
The flight distance from Prachuap Khiri Khan (HHQ) to Null (SUS) is 8,827 miles (14,205 km, 7,670 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HHQ to SUS?
A nonstop flight takes about 17h 46m 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 Null?
Null is 12 hours behind Prachuap Khiri Khan.
What is the cheapest way to fly from HHQ to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HHQ–SUS that never appear on search engines, with no booking fees.