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SMN to COS: distance & flight time
Salmon (Lemhi County Airport) → Colorado Springs (City of Colorado Springs Municipal Airport)
642 mi
1,033 km · 558 nm
1h 52m
estimated nonstop flight time
Same time
time difference · heading southeast
See live SMN→COS fares Phone-only fares on this route — call free
Flight time details
642 miles nonstop takes roughly 1h 52m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SMN — Lemhi County Airport · Salmon, United States
- COS — City of Colorado Springs Municipal Airport · Colorado Springs, 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 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 COS
- FCS · Butts AAF (Fort Carson) Air Field9 mi away
- DEN · Denver International Airport73 mi away
- PUB · Pueblo Memorial Airport37 mi away
- APA · Centennial Airport53 mi away
Frequently asked questions
How far is SMN from COS?
The flight distance from Salmon (SMN) to Colorado Springs (COS) is 642 miles (1,033 km, 558 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to COS?
A nonstop flight takes about 1h 52m 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 cheapest way to fly from SMN to COS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–COS that never appear on search engines, with no booking fees.