Johnson County Airport
Daylight today(Jul 19, 2026, local time)
About 15h 6m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Johnson County Airport
Johnson County Airport, is a county-owned public-use airport located 3 miles (4.8 km) northeast of the central business district of Buffalo, Wyoming, a city in Johnson County, Wyoming, United States. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a local general aviation facility.
Summary from Wikipedia licensed under CC BY-SA.
Live weather
KBYGLive departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 13 / 31 | 6,143 ft / 1,872 m | 75 ft | Asp | Lighted | Open |
Radio frequencies (3)
| Type | Description | Frequency |
|---|---|---|
| ASOS | ASOS | 135.425 MHz |
| RDO | CASPER RDO | 122.025 MHz |
| UNIC | CTAF/UNICOM | 122.800 MHz |
Instrument procedures & charts
Instrument approaches (2)
Takeoff & alternate minimums (2)
Charts published by the FAA (public domain) and updated each 28-day cycle. Always fly the current, official chart. Full charts page.
Nearby airports
Great-circle distance and true bearing from Johnson County Airport.
Frequently asked questions
What is the ICAO code for Johnson County Airport?
The ICAO code for Johnson County Airport is KBYG, and its IATA code is BYG.
Where is Johnson County Airport located?
Johnson County Airport is small airport located in Buffalo, United States, at an elevation of 4,968 ft (1,514 m).
How many runways does Johnson County Airport have?
Johnson County Airport has 1 runway, the longest being 6,143 ft / 1,872 m.
What time zone is Johnson County Airport in?
Johnson County Airport is in the America/Denver time zone (UTC-06:00).
What is the magnetic variation at Johnson County Airport?
The magnetic variation (declination) at Johnson County Airport is approximately 8.9° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Johnson County Airport?
The nearest airport to Johnson County Airport is Garland Ranch Airport (US-8561), about 4.3 nm to the e, followed by Hanson Ranch Airport and Billy Creek Airport.
Is the information on this page suitable for flight planning?
No. Johnson County Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.