Reference only — not for real-world navigation.
CMF3
Lethbridge (Mercer Field) ·
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
3,085 ft / 940 m
Transition Altitude
18,000 ft
Primary Channel
CTAF 123.20 MHz ()
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
07/25 · 2,600 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 Lethbridge (Mercer Field) (CMF3), located in the region of, Canada. 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 3,085 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
Lethbridge (Mercer Field)
ICAO / IATA
CMF3 / —
Municipality
Country
Region
CA-AB — Alberta
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
3,085 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 07 / 25
UNLIT
Runway Length: 2,600 ft / 792 m
Runway Width: 129 ft / 39 m
Surface Type: Turf
Heading: —° / —°
Runway Width: 129 ft / 39 m
Surface Type: Turf
Heading: —° / —°
RWY 07
No ILS / Visual Only
RWY 25
No ILS / Visual Only
CTAF
123.20 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026