Airport information
- FAA LID
- 4U9
- Coordinates
- 44.7357, -112.7200
- Elevation
- 6,007 ft MSL
- Magnetic variation
- 16E
- Sectional chart
- GREAT FALLS
- Airport use
- Public
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GREAT FALLS
- NOTAM facility
- GTF
- Attendance
- UNATNDD
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1944/02
- Distance from city
- 1 NW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:08 AM | 11:08Z |
| Sunrise | 05:45 AM | 11:45Z |
| Sunset | 09:20 PM | 03:20Z |
| Evening civil twilight Loggable night begins | 09:57 PM | 03:57Z |
Plan a flight from 4U9
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT MIRL RY 14/32 & PAPI RY 14 - CTAF. on 122.9 — Chart Supplement ↗
Runway lighting aids — 14: 2-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 14 · 143°
- Pattern
- left (turns left)
- TPA
- 7,000 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the left downwind for Rwy 14 at 7,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 14/32
7,000 ft × 70 ft · Asphalt (Excellent)- Heading
- 143° mag · 159° true
- Markings
- basic
- VGSI
- 2-light PAPI (left) (3.5°)
- Traffic pattern
- Left
- Heading
- 323° mag · 339° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Road, 17 ft, 483 ft from threshold, 0 ft B of centerline — 16:1 slope to clear · penetrates the 20:1 visual approach surface
| Runway | Length | Your margin |
|---|---|---|
| 14/32 | 7,000 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| DLN · Dillon | VOR-DME | 113.00 | r175° / 31.7 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
Ownership & management
Remarks FAA
- SNOW REMOVAL IRREGULAR.
- DEER ON & INVOF ARPT.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- ACTVT MIRL RY 14/32 & PAPI RY 14 - CTAF.
- LARGE CRACKS WITH PROTRUDING WEEDS THROUGHOUT RY SFC.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 4U9 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About 4U9
Dell Flight Strip (4U9) is an airport in Dell, MT, at 6,007 ft MSL. It has 1 runway, the longest 7,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4U9, refreshed from the Aviation Weather Center and FAA NASR.
Does 4U9 have a control tower?
No. Dell Flight Strip is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 4U9?
Dell Flight Strip has 1 runway; the longest is 7,000 ft. See the Runways tab for headings, surface, and lighting.
Where is 4U9?
Dell Flight Strip is in Dell, MT, at an elevation of 6,007 ft MSL. Coordinates: 44.7357, -112.7200.
Fly out of 4U9 often?
Save 4U9 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.