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SMN

Lemhi County Airport

Salmon, US
Security · Predicted
5min
For departing passengers
Immigration · Predicted
9min
For arriving passengers
Check-in
4min
For departing passengers
Status
Normal
Data quality
Ctier
Location
Salmon
Security · today · typical by hour
Estimated Fast · steady Fast all day
Estimated reading for this moment. Bars show typical wait per hour — past and future hours use the same historical pattern, not live queue clocks for each bar.
12a
3a
6a
9a
12p
3p
6p
9p
FastNormalSlowSevereCurrent hour
Immigration · today · typical by hour
Estimated Fast · steady Fast all day
Estimated reading for this moment. Bars show typical wait per hour — past and future hours use the same historical pattern, not live queue clocks for each bar.
12a
3a
6a
9a
12p
3p
6p
9p
FastNormalSlowSevereCurrent hour

Lemhi County Airport

Current Wait Times

✨Premium
Quiet
Security severity
5 min
Fast
Immigration severity
9 min
Fast
Check-in severity
4 min
Fast
Security
Predicted0–8 min
5 min
Immigration
Predicted2–12 min
9 min
Traffic Score82

Traveler Reports

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Total Queue Time Estimate

Combined
Security
5
min
Immigration
9
min
Total
14
min
Add ~30 min for check-in & boarding
See breakdown
Data Source
Estimate
Best Time to Arrive
Avoid Peak Hours
TSA PreCheck Savings
Significant
View exact savings
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Based on historical pattern analysis

Wait Time History — Lemhi County Airport

Historical

Security wait times at SMN over time, based on live sensor and API data.

24h / 3d / 7d
Security wait
No historical wait data yet for this range.
Check back soon — data is captured hourly.

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Aviation Weather · METAR

VFR

Clear skies · good visibility
Wind
NESW
Calm
—
Visibility
—SM
0510+
Ceiling
Clear
No clouds
Temp
—F
Dew —
Planning & Preparation

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Airport Information

Related Airports & Connections

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Tips for Lemhi County Airport

  • Arrive at least 90 minutes early for domestic and 150 minutes for international flights.
  • Security is typically busiest 6-9 AM and 4-7 PM. Midday flights (11 AM-2 PM) usually have the shortest queues.
  • Check in online and use mobile boarding passes to skip the check-in counter and head straight to security.
  • Tuesdays and Wednesdays typically have the lightest passenger traffic. Friday afternoons and Sunday evenings are usually the busiest.

Next 12 hours

Security · SMN · forecast

More About Lemhi County Airport

SMN Security Wait Times
Detailed checkpoint data and predictions for Lemhi County Airport
SMN Immigration & Passport Control
Immigration processing times and tips for arriving passengers
Best Time to Arrive at SMN
Personalized arrival time recommendations based on your flight
SMN When-to-Arrive Calculator
Calculate exactly when to leave for your SMN flight
Compare SMN with Other Airports
See how SMN wait times stack up against any airport
All United States Airports
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SMN Airport FAQs

For Lemhi County Airport in Salmon, arrive 2 hours before domestic flights and 3 hours before international flights. Current wait times show approximately 5 minutes for security and 9 minutes for immigration, so plan accordingly.
The queue index at Lemhi County Airport indicates overall airport congestion levels based on security, immigration, and check-in wait times. A low queue index (under 30%) means smooth operations, moderate (30-70%) suggests normal traffic, and high (over 70%) indicates busy conditions with longer waits.
Lemhi County Airport offers various amenities including TSA PreCheck and Clear for expedited security, lounges, dining and shopping, currency exchange, free WiFi, and ground transportation options. Premium travelers can access airline lounges with Priority Pass or credit card memberships.
Terminal connections at Lemhi County Airport vary by airport. Most large airports offer free shuttle services, AirTrain or automated people movers, and walking paths. Check the airport map or information desk for the fastest route between terminals.

Quick Info

Current Weather
☀️
96°F
Clear sky
TSA PreCheck
Not Available
Busiest Months
JulAugDec

Peak Hours

6-9 AM7min
11 AM-2 PM4min
4-7 PM7min

Quick Tips

  • Arrive 2-3 hours early for international flights
  • Check-in online to save time

When to Arrive

Domestic Flight
90 min
before departure
International Flight
150 min
before departure
Full When-to-Arrive Guide

Quick Links

Security Wait Times
5 min current
Passport Control
9 min current
Off-Airport Parking
Compare lots via SpotHero
United States Airports
View all airports

Security wait times at Lemhi County Airport (SMN) currently average 5 minutes. Check-in typically takes 21 minutes, and immigration processing averages 9 minutes. TSA PreCheck lanes average approximately 3 minutes.

Last updated: July 11, 2026

About Lemhi County Airport

Lemhi County Airport (SMN) serves Salmon in United States. Travelers flying through SMN should plan for variable security wait times depending on time of day and season.

Standard TSA screening is in effect at SMN. Check the security wait times page for current checkpoint conditions.

The busiest travel periods at SMN are Jul, Aug, Dec. During these months, wait times can be 30-50% longer than average. Arriving early is always recommended during busy periods.

Resources

Seat Maps