Reference only — not for real-world navigation.
OL44
Porter Airport · Retrop
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,807 ft / 551 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
18/36 · 1,213 ft · TurfUNLITFlight Planning
Quick Jump to Next Destination
Tip: Search your next airport to quickly compare ILS data.
Welcome to the technical flight briefing for Porter Airport (OL44), located in Retrop, United States. 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 1,807 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Porter Airport
ICAO / IATA
OL44 / —
Municipality
Retrop
Country
Region
US-OK — Oklahoma
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,807 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 18 / 36
UNLIT
Runway Length: 1,213 ft / 370 m
Runway Width: 60 ft / 18 m
Surface Type: Turf
Heading: —° / —°
Runway Width: 60 ft / 18 m
Surface Type: Turf
Heading: —° / —°
RWY 18
No ILS / Visual Only
RWY 36
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026