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HOU to PNH: distance & flight time
Houston (William P Hobby Airport) → Phnom-penh (Phnom Penh International Airport)
9,291 mi
14,952 km · 8,074 nm
18h 41m
estimated nonstop flight time
+12h
time difference · heading northwest
See live HOU→PNH fares Phone-only fares on this route — call free
Flight time details
9,291 miles nonstop takes roughly 18h 41m gate to gate, flying northwest. 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
- HOU — William P Hobby Airport · Houston, United States
- PNH — Phnom Penh International Airport · Phnom-penh, Cambodia
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 HOU
- IAH · George Bush Intercontinental Houston Airport24 mi away
- EFD · Ellington Airport8 mi away
- AAP · Andrau Airpark19 mi away
- SGR · Sugar Land Regional Airport23 mi away
Near PNH
- KZC · Kampong Chhnang Airport52 mi away
- KTI · Kratie Airport105 mi away
- KOS · Sihanoukville International Airport106 mi away
- PQC · Phu Quoc International Airport111 mi away
Frequently asked questions
How far is HOU from PNH?
The flight distance from Houston (HOU) to Phnom-penh (PNH) is 9,291 miles (14,952 km, 8,074 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HOU to PNH?
A nonstop flight takes about 18h 41m 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 Houston and Phnom-penh?
Phnom-penh is 12 hours ahead of Houston.
What is the cheapest way to fly from HOU to PNH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HOU–PNH that never appear on search engines, with no booking fees.