Afton, Oklahoma
3O9 Grand Lake Rgnl
Grand Lake Rgnl (3O9) is a non-towered, public-use airport in Afton, Oklahoma, at 792 ft MSL. Its runway is 17/35 (3,925 by 60 ft, concrete). CTAF 122.7.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- FAA 3O9
- Location
- Afton, Oklahoma (Delaware County). 10 NM SE of the city center
- Elevation
- 792 ft MSL
- Position
- 36.5776° N, 94.8619° W
- Control tower
- No, non-towered
- Sectional chart
- Kansas City
- Magnetic variation
- 5° E (1985)
- Ownership
- Privately owned, open to the public
- Attendance
- Unattended
1 runway
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 17/35 | 3,925 × 60 ft | Concrete, fair condition | Not listed |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 17 | Left traffic | None listed | None listed | 230 ft | Not listed |
| 35 | Left traffic | None listed | None listed | 230 ft | Not listed |
VHF
Frequencies
- CTAF
- 122.7
- UNICOM
- 122.7
Before you go
Brief 3O9 in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Grand Lake Rgnl, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.