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GNT to KOS: distance & flight time
Grants (Grants-Milan Municipal Airport) → Sihanoukville (Sihanoukville International Airport)
8,664 mi
13,943 km · 7,528 nm
17h 27m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GNT→KOS fares Phone-only fares on this route — call free
Flight time details
8,664 miles nonstop takes roughly 17h 27m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- GNT — Grants-Milan Municipal Airport · Grants, 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 GNT
- GUP · Gallup Municipal Airport55 mi away
- ABQ · Albuquerque International Sunport74 mi away
- LAM · Los Alamos Airport104 mi away
- SAF · Santa Fe Municipal Airport107 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 GNT from KOS?
The flight distance from Grants (GNT) to Sihanoukville (KOS) is 8,664 miles (13,943 km, 7,528 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNT to KOS?
A nonstop flight takes about 17h 27m 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 Grants and Sihanoukville?
Sihanoukville is 13 hours ahead of Grants.
What is the cheapest way to fly from GNT to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNT–KOS that never appear on search engines, with no booking fees.