Airport
Missoula Montana Airport
MSO · Missoula, MT
- IATA Code
- MSO
- ICAO Code
- KMSO
- City
- Missoula
- Country
- United States
- Website
- flymissoula.com
Missoula Montana Airport is a regional airport serving Missoula, MT. Its IATA code is MSO and its ICAO code is KMSO.
The airfield sits 3,206 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through MSO recently? Share your experience to help other travelers.
MSO by the numbers
IATA MSO · ICAO KMSO · 3,206 ft elevation · Map
Loading live weather, forecasts, delays and nearby aircraft…
Official departure punctuality
Ranks #83 of 358 U.S. airports for on-time departures
- On-time departures
- 83.8%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 89 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5,034
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 28%
- Late-arriving aircraft 28%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Busiest routes from MSO
| Route | Flights | On time |
|---|---|---|
| Denver (DEN) | 1,198 | 81% |
| Salt Lake City (SLC) | 1,059 | 91% |
| Seattle (SEA) | 677 | 82% |
| Minneapolis (MSP) | 491 | 92% |
| Chicago (ORD) | 473 | 76% |
| Dallas-Fort Worth (DFW) | 429 | 83% |
| Los Angeles (LAX) | 191 | 79% |
| Mesa (AZA) | 140 | 75% |
| San Francisco (SFO) | 132 | 63% |
| Las Vegas (LAS) | 113 | 78% |
Airlines departing MSO
| Airline | Flights | On-time departures |
|---|---|---|
| SkyWest Airlines | 1,693 | 83% |
| Delta Air Lines | 958 | 90% |
| United Airlines | 800 | 83% |
| Envoy Air | 614 | 80% |
| Alaska Airlines | 551 | 87% |
| Allegiant Air | 279 | 78% |
| American Airlines | 131 | 64% |
| Frontier Airlines | 8 | 75% |
Runways
| Runway | Length | Surface |
|---|---|---|
| 12/30 | 9,501 ft | ASP, lighted |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Recorded airport information (ATIS) 126.650 MHz
- Tower 118.400 MHz
- Ground 121.900 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: MSO, KMSO, Missoula airport, Missoula Montana Airport
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