Airport information
- FAA LID
- 5U5
- Coordinates
- 47.6291, -111.9800
- Elevation
- 3,989 ft MSL
- Magnetic variation
- 17E
- 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
- lighted
- Activated
- 1947/05
- Distance from city
- 1 N
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 | 04:49 AM | 10:49Z |
| Sunrise | 05:30 AM | 11:30Z |
| Sunset | 09:29 PM | 03:29Z |
| Evening civil twilight Loggable night begins | 10:10 PM | 04:10Z |
Plan a flight from 5U5
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT LIRL RWY 18/36 - CTAF. on 122.9 — Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 07 · 074°
- Pattern
- left (turns left)
- TPA
- 5,000 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the left downwind for Rwy 07 at 5,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 07/25
1,525 ft × 90 ft · Turf (Good)- Heading
- 074° mag · 91° true
- Traffic pattern
- Left
- Approach obstacle
- Fence, 5 ft, 14 ft from threshold, 0 ft B of centerline — 2:1 slope to clear · penetrates the 20:1 visual approach surface
- Heading
- 254° mag · 271° true
- Traffic pattern
- Left
- Approach obstacle
- Fence, 4 ft, 30 ft from threshold, 0 ft B of centerline — 7:1 slope to clear · penetrates the 20:1 visual approach surface
Runway 18/36
3,800 ft × 40 ft · Asphalt- Heading
- 186° mag · 203° true
- Markings
- none
- Traffic pattern
- Left
- Heading
- 006° mag · 23° true
- Markings
- none
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| 07/25 | 1,525 ft | |
| 18/36 | 3,800 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 | ACTVT LIRL RWY 18/36 - CTAF. |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| GTF · Great Falls | VORTAC | 115.10 | r279° / 25.4 NM |
| GFA · Malmstrom | TACAN | 115.80 | r266° / 33.2 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Parking
- tiedowns
Ownership & management
Remarks FAA
- SNOW REMOVAL INTMT.
- FOR CD CTC GREAT FALLS APCH AT 406-454-7555.
- ACTVT LIRL RWY 18/36 - CTAF.
- OTS INDEFLY. NSTD; SPACED 27 FT FM EDGE BOTH SIDES. THR LGTS SETBACK 2 FT FM PAVED THR.
- -6 FT DITCH 171 FT FM RWY END BOTH SIDES; +4 FENCE 153 FT FM RWY END BOTH SIDES.
- IRRIGATION SPRINKLER OCNLLY IN APCH AREA.
- CONES.
- CONES.
- 2 FT BERMS 10 FT FM RWY END.
- UNDER CONST.
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 5U5 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 5U5
Fairfield Airport (5U5) is an airport in Fairfield, MT, at 3,989 ft MSL. It has 2 runways, the longest 3,800 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 5U5, refreshed from the Aviation Weather Center and FAA NASR.
Does 5U5 have a control tower?
No. Fairfield Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 5U5?
Fairfield Airport has 2 runways; the longest is 3,800 ft. See the Runways tab for headings, surface, and lighting.
Where is 5U5?
Fairfield Airport is in Fairfield, MT, at an elevation of 3,989 ft MSL. Coordinates: 47.6291, -111.9800.
Fly out of 5U5 often?
Save 5U5 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.