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KOS to MSO: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Missoula (Missoula International Airport)
7,834 mi
12,608 km · 6,808 nm
15h 50m
estimated nonstop flight time
-13h
time difference · heading northeast
See live KOS→MSO fares Phone-only fares on this route — call free
Flight time details
7,834 miles nonstop takes roughly 15h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- MSO — Missoula International Airport · Missoula, 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 MSO
- FCA · Glacier Park International Airport97 mi away
- BTM · Bert Mooney Airport101 mi away
- HLN · Helena Regional Airport102 mi away
- SMN · Lemhi County Airport124 mi away
Frequently asked questions
How far is KOS from MSO?
The flight distance from Sihanoukville (KOS) to Missoula (MSO) is 7,834 miles (12,608 km, 6,808 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to MSO?
A nonstop flight takes about 15h 50m 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 Missoula?
Missoula is 13 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to MSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–MSO that never appear on search engines, with no booking fees.