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DCA to HHQ: distance & flight time
Washington (Ronald Reagan Washington National Airport) → Prachuap Khiri Khan (Hua Hin Airport)
8,874 mi
14,281 km · 7,711 nm
17h 52m
estimated nonstop flight time
+11h
time difference · heading north
See live DCA→HHQ fares Phone-only fares on this route — call free
Flight time details
8,874 miles nonstop takes roughly 17h 52m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- DCA — Ronald Reagan Washington National Airport · Washington, United States
- HHQ — Hua Hin Airport · Prachuap Khiri Khan, 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 DCA
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
Frequently asked questions
How far is DCA from HHQ?
The flight distance from Washington (DCA) to Prachuap Khiri Khan (HHQ) is 8,874 miles (14,281 km, 7,711 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCA to HHQ?
A nonstop flight takes about 17h 52m 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 Washington and Prachuap Khiri Khan?
Prachuap Khiri Khan is 11 hours ahead of Washington.
What is the cheapest way to fly from DCA to HHQ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCA–HHQ that never appear on search engines, with no booking fees.