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HHQ to AST: distance & flight time
Prachuap Khiri Khan (Hua Hin Airport) → Astoria (Astoria Regional Airport)
7,549 mi
12,149 km · 6,560 nm
15h 16m
estimated nonstop flight time
-14h
time difference · heading northeast
See live HHQ→AST fares Phone-only fares on this route — call free
Flight time details
7,549 miles nonstop takes roughly 15h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- HHQ — Hua Hin Airport · Prachuap Khiri Khan, Thailand
- AST — Astoria Regional Airport · Astoria, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 mi away
Frequently asked questions
How far is HHQ from AST?
The flight distance from Prachuap Khiri Khan (HHQ) to Astoria (AST) is 7,549 miles (12,149 km, 6,560 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HHQ to AST?
A nonstop flight takes about 15h 16m 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 Astoria?
Astoria is 14 hours behind Prachuap Khiri Khan.
What is the cheapest way to fly from HHQ to AST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HHQ–AST that never appear on search engines, with no booking fees.