Airport code
SMN — Lemhi County Airport
SMN is the IATA code for Lemhi County Airport, an airport serving Salmon, United States. Its ICAO code is KSMN, and it operates in the America/Denver time zone (UTC-7). The airport sits at 45.1238, -113.8810 in the Northern Hemisphere, at an elevation of 4043 ft (1232 m).
Overview
About Lemhi County Airport
Lemhi County Airport is a public airport located four miles (6 km) south of the central business district (CBD) of Salmon, a city in Lemhi County, Idaho, USA. The airport covers 259 acres (105 ha) and has one runway.
Reference data
Airport information
| IATA code | SMN |
|---|---|
| ICAO code | KSMN |
| Airport name | Lemhi County Airport |
| City | Salmon |
| Country | United States |
| Time zone | America/Denver (UTC-7) |
| Latitude | 45.1238 |
| Longitude | -113.8810 |
| Elevation | 4043 ft (1232 m) |
| Airport type | Medium airport |
| Continent | North America |
| Runways | 1 |
| Longest runway | 5,510 ft (1,679 m) |
| Map | View on OpenStreetMap ↗ |
Reference data last updated 24 July 2026.
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Questions
Frequently asked questions
What is the IATA code for Lemhi County Airport?
The IATA code for Lemhi County Airport is SMN.
What is the ICAO code for Lemhi County Airport?
The ICAO code for Lemhi County Airport is KSMN.
Where is SMN airport located?
Lemhi County Airport (SMN) is located in Salmon, United States.
What time zone is SMN in?
Lemhi County Airport operates in the America/Denver time zone, which is UTC-7.
What is the nearest airport to SMN?
The nearest airport to Lemhi County Airport (SMN) is Bert Mooney Airport (BTM) in Butte, about 142 km away.
Same country