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KBYG Johnson County Airport
Buffalo, Wyoming, USA

GOING TO BUFFALO?

FAA INFORMATION EFFECTIVE 06 AUGUST 2026

Location

FAA Identifier: BYG
Lat/Long: 44-22-51.9000N 106-43-18.5000W
44-22.865000N 106-43.308333W
44.3810833,-106.7218056
(estimated)
Elevation: 4970 ft. / 1514.9 m (surveyed)
Variation: 12E (2005)
From city: 3 miles NW of BUFFALO, WY
Time zone: UTC -6 (UTC -7 during Standard Time)
Zip code: 82834

Airport Operations

Airport use: Open to the public
Activation date: 04/1941
Control tower: no
ARTCC: SALT LAKE CITY CENTER
FSS: CASPER FLIGHT SERVICE STATION
NOTAMs facility: BYG (NOTAM-D service available)
Attendance: MON-FRI 0800-1700, ALL SAT 0800-1200
FOR SVC AFTER HRS CALL 307-217-2060 OR 210-287-1548.
Wind indicator: lighted
Segmented circle: yes
Lights: ACTVT MIRL RY 13/31 & PAPI RYS 13 & 31 AND REIL RY 31 - 122.8.
Beacon: white-green (lighted land airport)
Operates sunset to sunrise.

Airport Communications

CTAF/UNICOM: 122.8
WX ASOS: 135.425 (307-684-2558)
  • COMMUNICATIONS PRVDD BY CASPER RADIO ON FREQ 122.2 (CRAZY WOMAN RCO).
  • APCH/DEP CTL SVC PRVDD BY SALT LAKE ARTCC (ZLC) ON 127.75/351.9 (SHERIDAN RCAG).

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
CZIr319/26.0CRAZY WOMAN VOR/DME117.3013E
SHRr142/31.2SHERIDAN VOR/DME113.5510E

Airport Services

Fuel available: 100LL JET-A
A:JET A AVBL BY TRUCK DLVY ONLY. FOR JET A AFT HRS PHONE 307-217-2060 OR 210-287-1548.
100LL:AVBL H24 HR VIA SELF SVC CREDIT CARD.
Parking: hangars and tiedowns
Airframe service: MAJOR
Powerplant service: MAJOR
Bottled oxygen: NONE
Bulk oxygen: NONE

Runway Information

Runway 13/31

Dimensions: 6143 x 75 ft. / 1872 x 23 m
Surface: asphalt, in good condition
Weight bearing capacity: 
PCN 24 /F/D/X/T
Single wheel: 12.5
Runway edge lights: medium intensity
RUNWAY 13  RUNWAY 31
Latitude: 44-23.241207N44-22.489562N
Longitude: 106-43.778920W106-42.836785W
Elevation: 4970.0 ft.4904.8 ft.
Traffic pattern: leftleft
Runway heading: 126 magnetic, 138 true306 magnetic, 318 true
Markings: nonprecision, in fair conditionnonprecision, in fair condition
Visual slope indicator: 4-light PAPI on left (3.00 degrees glide path)4-light PAPI on left (3.00 degrees glide path)
Runway end identifier lights: yes
Touchdown point: yes, no lightsyes, no lights

Airport Ownership and Management from official FAA records

Ownership: Publicly-owned
Owner: JOHNSON COUNTY
76 NORTH MAIN
BUFFALO, WY 82834
Phone 307-684-7555
Manager: BRUCE MCWHORTER
158 AIRPORT RD
BUFFALO, WY 82834
Phone 307-684-9672

Additional Remarks

- TRRN DROPS OFF BOTH SIDES OF RWY 13/31.
- RWY 31 +250 FT DROP 170 FT L FIRST 417 FT.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.

Instrument Procedures

NOTE: All procedures below are presented as PDF files. If you need a reader for these files, you should download the free Adobe Reader.

NOT FOR NAVIGATION. Please procure official charts for flight.
FAA instrument procedures published for use from 06 August 2026 at 0901Z to 03 September 2026 at 0900z.
 
IAPs - Instrument Approach Procedures
RNAV (GPS) RWY 31   download (297KB)
VOR/DME RWY 31   download (306KB)
NOTE: Special Alternate Minimums apply   download (59KB)
NOTE: Special Take-Off Minimums/Departure Procedures apply   download (223KB)

Other nearby airports with instrument procedures:

KSHR - Sheridan County Airport (26 nm NW)
KGCC - Northeast Wyoming Regional Airport (51 nm E)
KWRL - Worland Municipal Airport (59 nm SW)
KGEY - South Big Horn County Airport (59 nm W)
U68 - North Big Horn County Airport (80 nm NW)
  
Loc | Ops | Rwys | IFR | FBO | Links
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Area around KBYG (Johnson County Airport)
 
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Aerial photo
WARNING: Photo may not be current or correct
Aerial photo of KBYG (Johnson County Airport)
Photo by Beau Linn
Photo taken 15-Oct-2012
from 2500' AGL looking north.
Do you have a better or more recent aerial photo of Johnson County Airport that you would like to share? If so, please send us your photo.

 
Sectional chart

 
Airport distance calculator
Flying to Johnson County Airport? Find the distance to fly.

From to KBYG

Sunrise and sunset
Times for 12-Aug-2026
 Local
(UTC-6)		 Zulu
(UTC)
Morning civil twilight05:3611:36
Sunrise06:0712:07
Sunset20:1602:16
Evening civil twilight20:4802:48

Current date and time
Zulu (UTC)  12-Aug-2026 23:15:41
Local (UTC-6)  12-Aug-2026 17:15:41
 
METAR
KBYG 122253Z AUTO 10007KT 10SM CLR 23/10 A3001 RMK AO2 SLP102 T02280100 $
TAF
KSHR 
25nm NW 		121729Z 1218/1318 32010KT P6SM -SHRA SCT080 BKN200 PROB30 1220/1222 VRB15G25KT -TSRA SCT050CB BKN080 FM130500 VRB06KT P6SM VCFG FEW007 BKN025 OVC050
NOTAMs
Click for the latest NOTAMs
NOTAMs are issued by the DoD/FAA and will open in a separate window not controlled by AirNav.

 

 
 

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Other Pages about Johnson County Airport

www.johnsoncowy.gov/...
 
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