Reference only — not for real-world navigation.
CSL3
Lac-à-la-Tortue Airport · Lac-à-la-Tortue
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
434 ft / 132 m
Transition Altitude
18,000 ft
Primary Channel
UNIC 122.70 MHz (ATF/UNICOM)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Lac-à-la-Tortue Airport (CSL3), located in Lac-à-la-Tortue, Canada. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 434 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
Lac-à-la-Tortue Airport
ICAO / IATA
CSL3 / —
Municipality
Lac-à-la-Tortue
Country
Region
CA-QC — Quebec
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
434 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 03 / 21
UNLIT
Runway Length: 3,000 ft / 914 m
Runway Width: 40 ft / 12 m
Surface Type: Asphalt
Heading: 13.8° / 193.8°
Runway Width: 40 ft / 12 m
Surface Type: Asphalt
Heading: 13.8° / 193.8°
RWY 03 (13.8°)
No ILS / Visual Only
RWY 21 (193.8°)
No ILS / Visual Only
Runway 16 / 34
UNLIT
Runway Length: 2,000 ft / 610 m
Runway Width: 40 ft / 12 m
Surface Type: Asphalt
Heading: 143.9° / 323.9°
Runway Width: 40 ft / 12 m
Surface Type: Asphalt
Heading: 143.9° / 323.9°
RWY 16 (143.9°)
No ILS / Visual Only
RWY 34 (323.9°)
No ILS / Visual Only
UNIC ATF/UNICOM
122.70 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026