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SMN to KOS: distance & flight time
Salmon (Lemhi County Airport) → Sihanoukville (Sihanoukville International Airport)
7,934 mi
12,769 km · 6,895 nm
16h 1m
estimated nonstop flight time
+13h
time difference · heading northwest
See live SMN→KOS fares Phone-only fares on this route — call free
Flight time details
7,934 miles nonstop takes roughly 16h 1m 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
- SMN — Lemhi County Airport · Salmon, 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 SMN
- BTM · Bert Mooney Airport88 mi away
- MYL · McCall Municipal Airport110 mi away
- SUN · Friedman Memorial Airport114 mi away
- MSO · Missoula International Airport124 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 SMN from KOS?
The flight distance from Salmon (SMN) to Sihanoukville (KOS) is 7,934 miles (12,769 km, 6,895 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to KOS?
A nonstop flight takes about 16h 1m 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 Salmon and Sihanoukville?
Sihanoukville is 13 hours ahead of Salmon.
What is the cheapest way to fly from SMN to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–KOS that never appear on search engines, with no booking fees.