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KOS to AAP: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Houston (Andrau Airpark)
9,372 mi
15,083 km · 8,144 nm
18h 51m
estimated nonstop flight time
-12h
time difference · heading northeast
See live KOS→AAP fares Phone-only fares on this route — call free
Flight time details
9,372 miles nonstop takes roughly 18h 51m gate to gate, flying northeast. 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
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- AAP — Andrau Airpark · Houston, 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 KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Near AAP
- IAH · George Bush Intercontinental Houston Airport23 mi away
- SGR · Sugar Land Regional Airport8 mi away
- IWS · West Houston Airport8 mi away
- HOU · William P Hobby Airport19 mi away
Frequently asked questions
How far is KOS from AAP?
The flight distance from Sihanoukville (KOS) to Houston (AAP) is 9,372 miles (15,083 km, 8,144 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to AAP?
A nonstop flight takes about 18h 51m 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 Sihanoukville and Houston?
Houston is 12 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to AAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–AAP that never appear on search engines, with no booking fees.