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GPT to KOS: distance & flight time
Gulfport (Gulfport Biloxi International Airport) → Sihanoukville (Sihanoukville International Airport)
9,482 mi
15,259 km · 8,239 nm
19h 3m
estimated nonstop flight time
+12h
time difference · heading north
See live GPT→KOS fares Phone-only fares on this route — call free
Flight time details
9,482 miles nonstop takes roughly 19h 3m gate to gate, flying north. 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
- GPT — Gulfport Biloxi International Airport · Gulfport, United States
- KOS — Sihanoukville International Airport · Sihanoukville, 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 GPT
- BIX · Keesler Air Force Base9 mi away
- MOB · Mobile Regional Airport53 mi away
- HBG · Hattiesburg Bobby L Chain Municipal Airport60 mi away
- BFM · Mobile Downtown Airport62 mi away
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
Frequently asked questions
How far is GPT from KOS?
The flight distance from Gulfport (GPT) to Sihanoukville (KOS) is 9,482 miles (15,259 km, 8,239 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GPT to KOS?
A nonstop flight takes about 19h 3m 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 Gulfport and Sihanoukville?
Sihanoukville is 12 hours ahead of Gulfport.
What is the cheapest way to fly from GPT to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GPT–KOS that never appear on search engines, with no booking fees.