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AIRPORT

Lemhi County AirportKSMN / SMN

Lemhi County Airport serves Salmon, Idaho, United States. Its ICAO code is KSMN and its IATA code SMN. The longest of its one runway is 17/35, at 5,510 ft (1,679 m). The field is 4,043 ft (1,232 m) above sea level. Local time is America/Boise, UTC-7, or UTC-6 with daylight saving.

Published by Overfly · Airport data: OurAirports, · Last updated

ICAO
KSMN
IATA
SMN
LONGEST RUNWAY
5,510 ft
1,679 m · 17/35
ELEVATION
4,043 ft
1,232 m
TIME ZONE
UTC-7
America/Boise
POSITION
45.122°N
113.882°W

Runways

17/355,510 ft · 1,679 mASP

Nearest airports

Questions people ask about Lemhi County Airport

How long is the runway at Lemhi County Airport?

The longest runway, 17/35, is 5,510 ft (1,679 m), surface ASP.

What is the elevation of Lemhi County Airport?

4,043 ft (1,232 m) above mean sea level.

What time zone is Lemhi County Airport in?

America/Boise: UTC-7, or UTC-6 with daylight saving.

What are the codes for Lemhi County Airport?

ICAO KSMN, IATA SMN. It serves Salmon, United States.

How far can you fly from Salmon?
Open the mapper with a 7,300 nm range ring around KSMN, then pick your own aircraft, add a route and check every leg.
Open KSMN in the mapper

For reference and planning interest. Not for operational flight planning. Runway and elevation data from OurAirports; check current charts and NOTAMs before any flight. © 2026 Overfly.Flights