Johnson County (KBYG)
Non-towered public-use airport serving Buffalo, Wyoming, at 4,970 ft elevation.
Elevation4,970 ft
ControlNon-towered
Longest runway6,143 ft
Magnetic variation12° E
High elevation. At 4,970 ft, density altitude on a warm day can be thousands of feet higher. Check performance with the density altitude calculator.
Live weather
Forecast (TAF)
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Frequencies
| AWOS/ASOS | 135.425 |
|---|---|
| CTAF | 122.8 |
| UNICOM | 122.8 |
Runways
| Runway | Size | Surface | Lights |
|---|---|---|---|
| 13/31 | 6,143 × 75 ft | Asphalt | Medium intensity |
Fuel: 100LL, A. Sectional: Cheyenne.
Runway diagram
Drawn to scale from FAA runway-end data, true north up. Not for navigation: use the official FAA airport diagram and Chart Supplement.
Nearby airports
KSHRSheridan County26 NM NWKGCCNortheast Wyoming Regional51 NM EKWRLWorland Municipal59 NM SWKGEYSouth Big Horn County59 NM WU68North Big Horn County80 NM NWKHSGHot Springs County82 NM SW
Before you fly here
- Read the FAA Chart Supplement entry for BYG: traffic pattern, CTAF/UNICOM, hours, fuel and remarks.
- Check NOTAMs and get a weather briefing at 1800wxbrief.com.
- Study the airport diagram and the sectional around KBYG for airspace and terrain.
- More detail: AirNav · SkyVector
Airport data from the FAA National Airspace System Resource (NASR) subscription effective Oct 1, 2026; magnetic variation as published for 2005. Weather is live from aviationweather.gov. Always confirm with current official sources before flight. This guide is a study aid.