Reference only — not for real-world navigation.
GLRB
Roberts International Airport · Monrovia
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
31 ft / 9 m
Transition Altitude
5,000 ft
Primary Channel
TWR 118.30 MHz (ROBERTS TWR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
04/22 · 11,000 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Roberts International Airport (GLRB), located in Monrovia, Liberia. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 31 ft. Instrument approaches (IFR) are supported with verified ILS frequencies and identifiers for precision landings.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 5,000 ft verified for this field for altimeter reset procedures.
Full Name
Roberts International Airport
ICAO / IATA
GLRB / ROB
Municipality
Monrovia
Country
Region
LR-MG — Margibi County
GPS Coordinates
Transition Altitude
5,000 ft
Elevation
31 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 04 / 22
ILS EQUIPPEDLIGHTED
Runway Length: 11,000 ft / 3,353 m
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 31° / 211°
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 31° / 211°
RWY 04 (31°)
110.30 MHz
IDENT: SK | CRS: 31°
RWY 22 (211°)
No ILS / Visual Only
A/G A/G VOICE RDO
345.20 MHz
APP ROBERTS APP
124.50 MHz
GND GND
121.90 MHz
TWR ROBERTS TWR
118.30 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026