Airport
John Murtha Johnstown Cambria County Airport
JST · Johnstown, PA
- IATA Code
- JST
- ICAO Code
- KJST
- City
- Johnstown
- Country
- United States
John Murtha Johnstown Cambria County Airport is a regional airport serving Johnstown, PA. Its IATA code is JST and its ICAO code is KJST.
The airfield sits 2,284 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through JST recently? Share your experience to help other travelers.
JST by the numbers
IATA JST · ICAO KJST · 2,284 ft elevation · Map
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Official departure punctuality
Ranks #296 of 358 U.S. airports for on-time departures
- On-time departures
- 75.0%
- Less than 15 minutes late
- Cancelled
- 5.1%
- Of scheduled flights
- Average delay when late
- 187 min
- Flights arriving 15+ minutes late
- Flights tracked
- 683
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 18%
- Extreme weather 14%
- 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 JST
| Route | Flights | On time |
|---|---|---|
| Chicago (ORD) | 362 | 67% |
| Dulles (IAD) | 321 | 75% |
Airlines departing JST
| Airline | Flights | On-time departures |
|---|---|---|
| SkyWest Airlines | 683 | 75% |
Runways
| Runway | Length | Surface |
|---|---|---|
| 15/33 | 7,004 ft | ASP, lighted |
| 05/23 | 4,387 ft | ASP, lighted |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Recorded airport information (ATIS) 118.325 MHz
- Tower 125.750 MHz
- Ground 121.600 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: JST, KJST, Johnstown airport, John Murtha Johnstown Cambria County Airport
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