Airports / Wyoming / BYG
Johnson County Airport.
Buffalo, Wyoming · 4,968 ft elevation. A private-aviation gateway on the Bravo register.
4.7/5
Google rating
3 ratings
0
Operators based
4,968
Elevation ft
Google rating
Google reviews
FBOs on field
Field elevation
Nearest alternate
Field standing
#5 / 21
Wyoming airports by Google rating
4.7★ across 3 Google ratings , ranked against 21 rated WY fields.
26 nm
To the nearest alternate
Sheridan County Airport (SHR).
Overview
Johnson County Airport, listed as KBYG / BYG, is a general aviation field in Buffalo, Wyoming. Field elevation is 4,968 feet above sea level. Free of scheduled airline operations, it serves business aviation, charter flights, and local general aviation.
While no charter operators list BYG as their home base, the field is reachable for repositioned charter aircraft from nearby bases. The closest alternate fields are Sheridan County Airport (SHR, 26 nm), Northeast Wyoming Regional Airport (GCC, 51 nm), and Worland Municipal Airport (WRL, 59 nm). The field has a single 6,143-foot paved runway, long enough for charter aircraft up to VIP airliners.
Trip costs from BYG are driven by the aircraft category flown and how far it must reposition. Browse operators flying from the area or estimate a trip cost from BYG to plan your flight.
1 FBO serves KBYG. Run one? Become the preferred FBO
Ramp services
FBOs on the field
Johnson County Aviation Management, Inc.
Your FBO? Claim it, free- Fuel
- Hangar
- Mon-Fri 08:00-17:00, Sat 08:00-12:00; after hours call +1 307-217-2060 or +1 210-287-1548
- Unicom 122.8
- Wi-Fi
- Courtesy car
- Restrooms
- Hangar
- Maintenance
- Parking
- Fuel
- Ground handling
- +3 more
- Phone
- Website
- Address
Directory data, unpaid. FBOs can take the Preferred slot above.
Field capability
ICAO
KBYG
IATA
BYG
FAA / Local
BYG
Elevation
4,968 ft
Coordinates
44.3811° N · 106.7220° W
Airspace
G · GolfClass G, GolfUncontrolled field, no tower. Pilots self-announce and sequence themselves on the common traffic advisory frequency.Source: FAA NASR class airspace
Size
Small
Scheduled svc
No
Elevation vs WY fields
state range 3,939–7,285 ft
At 4,968 ft, BYG sits lower than 62% of the 29 Wyoming fields on the register.
Runways & aircraft access
1 runway
longest 6,143 ft
- 13/316,143 ft × 75 ftAsphaltLighted
Which aircraft can operate here
vs longest paved runway 6,143 ft
BYG's 6,143 ft paved runway typically supports charter aircraft up to VIP airliners.
- Turboprop3,000 ft
- Light Jet3,500 ft
- Midsize Jet4,500 ft
- Super-Midsize Jet5,000 ft
- Heavy Jet5,500 ft
- VIP Airliner6,000 ft
Class minimums are sea-level planning rules of thumb. A specific aircraft's balanced-field length varies with weight, temperature, and field elevation, and at 4,968 ft this field's density altitude can extend the runway a jet actually needs on warm days. Confirm performance with the operator.
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 26nmSHRSheridan County AirportSheridan
- 51nmGCCNortheast Wyoming Regional AirportGillette
- 59nmWRLWorland Municipal AirportWorland
- 89nmCPRCasper-Natrona County International AirportCasper
- 99nmCODYellowstone Regional AirportCody
- 109nmRIWCentral Wyoming Regional AirportRiverton
Location
Open the full mapKBYG · Johnson County Airport · Buffalo, WY
Flight times from here
Approximate nonstop block times from BYG on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Jackson Hole (JAC) | 180 nm | 49m |
| Vail / Eagle (EGE) | 285 nm | 1h 4m |
| Denver (DEN) | 286 nm | 1h 4m |
| Aspen (ASE) | 310 nm | 1h 7m |
| Salt Lake City (SLC) | 317 nm | 1h 8m |
| Las Vegas (LAS) | 630 nm | 1h 52m |
| Seattle (SEA) | 675 nm | 1h 58m |
| Scottsdale (SCF) | 689 nm | 2h 0m |
Common questions
- What size private jets can use BYG?
- Johnson County Airport's longest paved runway is 6,143 ft, which typically supports charter aircraft up to VIP airliners. Lighter classes (turboprops, light and midsize jets) operate comfortably; confirm exact performance for a specific tail with the operator, since balanced-field length shifts with weight, temperature, and elevation.
- What is the longest runway at BYG?
- Johnson County Airport has one runway; the longest measures 6,143 ft on a paved surface and is lit for night operations.
- Which FBOs are at Johnson County Airport?
- One FBO serves BYG: Johnson County Aviation Management, Inc.. Phone, website, hours, unicom and services for each are listed on this page. Call ahead for fuel, ramp space, and ground handling.
- What is the nearest major airport to BYG?
- The closest alternate is Sheridan County Airport (SHR), about 26 nm away, followed by Northeast Wyoming Regional Airport (GCC) at 51 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from BYG to major cities?
- Typical block times on a midsize jet: Vail / Eagle about 1h 4m (285 nm), Denver about 1h 4m (286 nm), Aspen about 1h 7m (310 nm). Faster classes trim these times; add positioning and taxi for the real schedule.