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GEG to KOS: distance & flight time
Spokane (Spokane International Airport) → Sihanoukville (Sihanoukville International Airport)
7,690 mi
12,375 km · 6,682 nm
15h 33m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GEG→KOS fares Phone-only fares on this route — call free
Flight time details
7,690 miles nonstop takes roughly 15h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GEG — Spokane International Airport · Spokane, 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 GEG
- SKA · Fairchild Air Force Base6 mi away
- SFF · Felts Field11 mi away
- COE · Coeur D'Alene - Pappy Boyington Field35 mi away
- PUW · Pullman Moscow Regional Airport64 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 GEG from KOS?
The flight distance from Spokane (GEG) to Sihanoukville (KOS) is 7,690 miles (12,375 km, 6,682 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GEG to KOS?
A nonstop flight takes about 15h 33m 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 Spokane and Sihanoukville?
Sihanoukville is 14 hours ahead of Spokane.
What is the cheapest way to fly from GEG to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GEG–KOS that never appear on search engines, with no booking fees.