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COU to SMN: distance & flight time
Columbia (Columbia Regional Airport) → Salmon (Lemhi County Airport)
1,190 mi
1,916 km · 1,034 nm
3h 3m
estimated nonstop flight time
-1h
time difference · heading northwest
See live COU→SMN fares Phone-only fares on this route — call free
Flight time details
1,190 miles nonstop takes roughly 3h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- COU — Columbia Regional Airport · Columbia, United States
- SMN — Lemhi County Airport · Salmon, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 mi away
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
Frequently asked questions
How far is COU from SMN?
The flight distance from Columbia (COU) to Salmon (SMN) is 1,190 miles (1,916 km, 1,034 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to SMN?
A nonstop flight takes about 3h 3m 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 Columbia and Salmon?
Salmon is 1 hour behind Columbia.
What is the cheapest way to fly from COU to SMN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–SMN that never appear on search engines, with no booking fees.