Reference only — not for real-world navigation.
K3S8
Grants Pass Airport · Grants Pass
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,126 ft / 343 m
Transition Altitude
18,000 ft
Primary Channel
UNIC 122.80 MHz (CTAF/UNICOM)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
12/30 · 3,999 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Grants Pass Airport (K3S8), located in Grants Pass, 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 1,126 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
Grants Pass Airport
ICAO / IATA
K3S8 / GTP
Municipality
Grants Pass
Country
Region
US-OR — Oregon
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,126 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 12 / 30
LIGHTED
Runway Length: 3,999 ft / 1,219 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 142° / 322°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 142° / 322°
RWY 12 (142°)
No ILS / Visual Only
RWY 30 (322°)
No ILS / Visual Only
A/D CASCADE APP/DEP
124.30 MHz
UNIC CTAF/UNICOM
122.80 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026