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CEM4

Big Bend Airport · Innisfail

Key Facts

Essential technical summary for MSFS 2020/2024 and X-Plane.

ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
3,017 ft / 920 m
Transition Altitude
18,000 ft
Primary Channel
UNIC 123.00 MHz (ATF)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Big Bend Airport (CEM4), located in Innisfail, Canada. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 3 active runways with a maximum elevation of 3,017 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.

Airport Details

Full geographical and organizational metadata.

Full Name
Big Bend Airport
ICAO / IATA
CEM4 / —
Municipality
Innisfail
Country
Region
CA-AB — Alberta
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
3,017 ft
Official Website
Wikipedia

Pilot Toolbox

External charts, live tracking and weather reports.

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Runways & ILS Approach Data

Detailed dimensions and instrument landing frequencies.

Runway 04 / 22
UNLIT
Runway Length: 3,025 ft / 922 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 62° / 242°
RWY 04 (62°)
No ILS / Visual Only
RWY 22 (242°)
No ILS / Visual Only
Runway 10 / 28
UNLIT
Runway Length: 3,025 ft / 922 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 118° / 298°
RWY 10 (118°)
No ILS / Visual Only
RWY 28 (298°)
No ILS / Visual Only
Runway 16 / 34
LIGHTED
Runway Length: 3,025 ft / 922 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 180° / 360°
RWY 16 (180°)
No ILS / Visual Only
RWY 34 (360°)
No ILS / Visual Only

Communication Frequencies

Air traffic control and advisory channels.

UNIC ATF
123.00 MHz

Nearby Airports

Alternative airports in the vicinity (km & nm).

CYQF
Red Deer Regional Airport
15 km / 8 nm
CYYCILS
Calgary International Airport
107 km / 58 nm
CYBW
Calgary / Springbank Airport
111 km / 60 nm
CYEGILS
Edmonton International Airport
140 km / 76 nm
CYGE
Golden Airport
221 km / 120 nm

Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026