Airport information
- ICAO / IATA
- KRIR / RIR
- Coordinates
- 33.9897, -117.4110
- Elevation
- 764 ft MSL
- Magnetic variation
- 13E
- Sectional chart
- LOS ANGELES
- Airport use
- Public
- Control tower
- No
- ARTCC
- LOS ANGELES (ZLA)
- Flight service (FSS)
- RIVERSIDE
- NOTAM facility
- RAL
- Attendance
- MON-FRI 0830-1630
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1942/04
- Distance from city
- 3 NW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:10 AM | 12:10Z |
| Sunrise | 05:39 AM | 12:39Z |
| Sunset | 08:04 PM | 03:04Z |
| Evening civil twilight Loggable night begins | 08:33 PM | 03:33Z |
Plan a flight from KRIR
Night operations
- Airport lighting
- SEE RMK
- Pilot-controlled lighting
- DUSK-DAWN. ACTVT MIRL RY 06/24 - CTAF. on 122.8 — 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 06 · 064°
- Pattern
- left (turns left)
- TPA
- 1,464 ft MSL · 700 AGL
- CTAF
- 122.8
Enter the left downwind for Rwy 06 at 1,464 ft MSL · 700 AGL on a 45°.
Runway 06/24
3,190 ft × 50 ft · Asphalt (Good)- Heading
- 064° mag · 77° true
- Markings
- nonprecision
- Traffic pattern
- Left
- Approach obstacle
- Trees, 25 ft, 310 ft from threshold, 0 ft B of centerline — 4:1 slope to clear · penetrates the 20:1 visual approach surface
- Heading
- 244° mag · 257° true
- Markings
- nonprecision
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| 06/24 | 3,190 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| UNIC | 122.8 | CTAF/UNICOM |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| RAL · Riverside | VOR | 112.40 | r025° / 3 NM |
| PDZ · Paradise | VORTAC | 112.20 | r039° / 7.3 NM |
| RIV · March | TACAN | 113.00 | r292° / 8.4 NM |
| HDF · Homeland | VOR | 113.40 | r305° / 17.1 NM |
| POM · Pomona | VORTAC | 110.40 | r091° / 19.5 NM |
| ELB · El Toro | VOR-DME | 117.20 | r026° / 24.7 NM |
| SLI · Seal Beach | VORTAC | 115.70 | r054° / 34.4 NM |
Procedures at a glance
Approaches1
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns
- Other services
- Instruction
Ownership & management
Remarks FAA
- PREDATES 1958 FA ACT.
- MTN 1340 FT MSL 3/4 MILE SE OF ARPT +20 FT CROSS ON TOP.
- DEPARTURES TO THE SOUTH CTC RIVERSIDE ATCT.
- RY 24 AFT TKOF TURN LEFT 10 DEG; STAY NORTH OF RIVERBED.
- RY 24 CALM WIND RY.
- FOR CD CTC SOCAL APCH AT 800-448-3724.
- DUSK-DAWN. ACTVT MIRL RY 06/24 - CTAF.
- NIGHT TPA 1000 FT AGL AROUND THE MOUNTAIN.
- RWY 06/24 NSTD MIRL GTR THAN 10 FT FROM RWY EDGE.
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 KRIR 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 KRIR
Flabob Airport (RIR · KRIR) is an airport in Riverside, CA, at 764 ft MSL. It has 1 runway, the longest 3,190 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KRIR, refreshed from the Aviation Weather Center and FAA NASR.
Does KRIR have a control tower?
No. Flabob Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at KRIR?
Flabob Airport has 1 runway; the longest is 3,190 ft. See the Runways tab for headings, surface, and lighting.
Where is KRIR?
Flabob Airport is in Riverside, CA, at an elevation of 764 ft MSL. Coordinates: 33.9897, -117.4110.
Fly out of KRIR often?
Save KRIR 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.