Gregory Municipal/Flynn Field Airport

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Location

Latitude: 
 43-13-18.4087N (43.22178)
Longitude: 
 099-24-12.3223W (-99.403423)
Elevation: 
 2174.5 feet MSL (663 m MSL)
Magnetic Variation: 
 4.5 E (as of December 2025 from WMM2020 model)
Time Zone: 
 UTC -6.0 (Standard Time)
UTC -5.0 (Daylight Savings Time)
From City: 
 01 N.M. SE of Gregory, South Dakota
Found On: 
 Omaha Chart
FAA Region: 
 AGL

Contacts

Manager: 
Publicly owned: 
GUHNER KEPLER
120 W 6TH ST
GREGORY, SD 57533
605-682-1086		 CITY OF GREGORY
120 W 6TH ST
GREGORY, SD 05753
605-835-8270

Operations

Airport Status: 
 Operational
Facility Use: 
 Public
Type: 
 Airport
Activation Date: 
 12/1949
Control tower: 
 No
Attendance (Months/Days/Hours): 
 Months/Days/Hours
ALL/ALL/DAWN-DUSK
Boundary ARTCC: 
 ZMP (Minneapolis)
Responsible ARTCC: 
 ZMP (Minneapolis)
Lighting Schedule: 
 SEE RMK
Segmented Circle Indicator: 
 No
Traffic Pattern Altitude (MSL): 
 3174 feet (967 m)
NOTAMs Facility: 
 HON
NOTAM-D Service: 
 Yes
International Airport of Entry: 
 No
Customs Landing Rights: 
 No
Military Landing Rights: 
 No
Civil/Military Joint Use: 
 No

Based Aircraft

Annual Operations (as of )

Communications

CTAF:  122.800
Unicom:  122.800

  • APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 125.1/269.1 (PIERRE RCAG).
   

Fixed Based Operators (FBOs) & Fuel

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Area Code: 605
Business Name Frequency Phone Fuel Grade
Rosebud Aviation
  
Unicom 122.8 835-9978 100LL, Jet A
To add, modify, or delete a business
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Flight Service Stations

Primary Alternate
FSS on Field:  N
FSS Name (ID):  Huron(HON)
Frequency: 
Toll Free Phone:  1-800-WX-BRIEF

Instrument Procedures / Charts


FAA Terminal Procedures valid from 0901Z 11/27/25 to 0901Z 12/25/25.

There are various types of charts available for an airport. They are listed in the Page Type column. Here is a legend for those types:

APD - Airport Diagram
DP - Departure Procedure Charts
HOT - Hot Spots
IAP - Instrument Approach Procedure Charts
MIN - Minimums
STAR - Standard Terminal Arrival Charts
Page Type Page Name Volume Action Since
Last Cycle
IAP RNAV (GPS) RWY 13 NC-1
IAP RNAV (GPS) RWY 31 NC-1
MIN TAKEOFF MINIMUMS NC-1
Terminal Procedures are only available for airports in several countries with more being added all the time. If you are looking for a specific country's charts, please send an email to support(at)airportguide.com stating the country name. This will be used to prioritize the implementation.

Navigation Aids (Navaids) near 9D1

Navigational Aid (NAVAID) distances from the airport are listed in Nautical Miles (NM).

Nearby Airports with Fuel

Dist (NM) Name (Airport IDs) True Hdg Mag Hdg Fuel Grade
27.3 Platte Municipal Airport
(1D3)		 66 62 100LL
32.9 Chamberlain Municipal Airport
(9V9)		 6 2 100LL, Jet A
46.5 Ainsworth Regional Airport
(ANW KANW ANW)		 214 209 100LL, Jet A
49.4 Wagner Municipal Airport
(KAGZ AGZ)		 100 96 100LL
54.8 Miller Field Airport
(VTN KVTN VTN)		 246 241 100LL, Jet A
55.0 The O'neill Municipal-John L Baker Field Airport
(ONL KONL ONL)		 144 140 100LL, Jet A+
68.0 Mitchell Municipal Airport
(MHE KMHE MHE)		 60 57 100LL, Jet A
79.4 Pierre Regional Airport
(PIR KPIR PIR)		 331 326 100LL, Jet A
80.5 Miller Municipal Airport
(KMKA MKA)		 13 9 100LL
86.4 Huron Regional Airport
(HON KHON HON)		 35 31 100LL, Jet A
89.7 Antelope County Airport
(4V9)		 137 134 100LL
90.3 Chan Gurney Municipal Airport
(YKN KYKN YKN)		 101 98 100LL, Jet A
91.5 Thomas County Airport
(KTIF TIF)		 214 209 100LL, Jet A
95.3 Sargent Municipal Airport
(09K)		 178 174 100, 100LL
97.9 Evelyn Sharp Field Airport
(KODX ODX)		 168 164 100LL

Notices to Airmen (NOTAMS)

NOTAMs

List ALL 9D1 NOTAMs
View 9D1 NOTAMs

NOTAM Radius Search

NOTAMS within

Enter NOTAM radius search distance

This field is required
NM of 9D1

NOTAM Flight Path Search (Enter from two to five locations below)

NOTAMS within

Enter NOTAM radius search distance

This field is required
NM of 9D1

Remarks

A110-1 TELEPHONE AVBL.
A110-2 GCO AVBL ON FREQ 121.725 (4 CLICKS TO MINNEAPOLIS CENTER)
A110-3 FOR CD IF UNA VIA GCO CTC MINNEAPOLIS ARTCC AT 651-463-5588.
A52-13 CONC PLANT LOCATED APROPLY 1282 FT OFF END OF RWY 31.
A81-APT ACTVT MIRL RY 13/31 & PAPI RYS 13 & 31 - CTAF.
A82 AUTOMATED UNICOM.

Runways

Runway Summary

Runways: 13/31
Longest Runway: 13/31 is 3799 ft (1158 m) long
Runways with an Instrument Approach:

9D1 Airport Runway Details

Runway 13/31  3799 ft x 60 ft (1158 m x 18 m)
Runway Length Source:  3RD PARTY SURVEY as of 09/10/2009
Surface:  Asphalt - Excellent condition - No special surface treatment
Runway Edge Lights:  Medium Intensity

Runway Weight Bearing Capacity (in thousands of pounds) 
Single Wheel Landing Gear:  12.5

Runway 13

Runway 31
Elevation: 
 2169.7 2159.9
Latitude: 
 43-13-29.8080N 43-13-03.4995N
Longitude: 
 099-24-29.2576W 099-23-52.6813W
Runway True Alignment: 
 135 315
Glide Path Angle: 
 3.0 degrees 3.0 degrees
Traffic Pattern: 
 Left Left
Runway Markings Type: 
 Nonprecision Instrument Nonprecision Instrument
Runway Markings Condition:
Good Good
Object at End: 
 OTHER
Object Height: 
 38
Object Marked/Lighted?: 
 Lighted
Distance from End: 
 1282
Object Centerline Offset: 
 25 ft. right of centerline
Visual Glide Slope Indicators: 
 2-Light PAPI On Left Side Of Runway 2-Light PAPI On Left Side Of Runway
REIL: 
 No No
Touchdown Lights: 
 No No
Centerline Lights: 
 No No
Threshold Crossing Height: 
 31 32

Services

Bottled Oxygen: 
 None
Bulk Oxygen: 
 None
Fuel Available: 
 100LL
Landing Fees: 
 No
Parking: 
 Hangars and tiedowns available

Maps & Diagrams

9D1 Sectional

Flight Planning
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9D1 Diagram


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