# Gregory Municipal Airport - Flynn Field (9D1)

**Gregory Municipal Airport - Flynn Field** (FAA: 9D1) is a small airport in Gregory, South Dakota, United States. It opened in Dec 1949. It has one runway, 3,799 ft (1,158 m) long, asphalt.

Web page: https://dromopedia.com/airports/k9d1

## At a glance

- FAA: 9D1
- Type: Small airport
- Serves: Gregory, South Dakota, United States
- Opened: Dec 1949
- Elevation: 2,175 ft / 663 m
- Coordinates: 43.2217, -99.4033
- Runways: 1
- Longest runway: 3,799 ft / 1,158 m
- Instrument procedures: 2 approaches
- Time zone: UTC-6/-5 · America/Chicago
- Website: http://www.cityofgregory.com/index.asp?SEC=AC3BF39D-30EA-4BE6-A29B-89817A7CDC5D&Type=B_BASIC
- Wikidata: https://www.wikidata.org/wiki/Q61724724
- Weather station: KICR
- Ident: K9D1

## Timeline

- Dec 1949: Gregory Municipal Airport - Flynn Field opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 13/31 | 3,799 ft / 1,158 m | 60 ft / 18 m | Asphalt | 135° / 315° | yes |

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 3,799 ft / 1,158 m | =11,306 of 29,858 | =4,506 in North America | =3,757 in US |
| Elevation | 2,175 ft / 663 m | #8,120 of 43,403 | #3,758 in North America | #2,859 in US |
| Age | Opened 1949 | =3,461 of 15,079 | =2,337 in North America | =2,277 in US |
| Runways | 1 | =4,364 of 29,978 | =2,583 in North America | =2,326 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| FSS | HURON RDO | 122.100 |
| UNIC | CTAF/UNICOM | 122.800 |

## Nearby airports

- [SD30](https://dromopedia.com/airports/sd30.md) Selle Airport · 25 mi / 40 km
- [KICR](https://dromopedia.com/airports/kicr.md) Winner Regional Airport · 25 mi / 40 km
- [2SD2](https://dromopedia.com/airports/2sd2.md) Pepper Port Airport · 25 mi / 40 km
- [1D3](https://dromopedia.com/airports/k1d3.md) Platte Municipal Airport · 31 mi / 51 km
- [9V1](https://dromopedia.com/airports/9v1.md) Springview Municipal Airport · 32 mi / 52 km
- [9V9](https://dromopedia.com/airports/k9v9.md) Chamberlain Municipal Airport · 38 mi / 61 km

## Sources

- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/k9d1/data