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The Pilots Desk
Small airport

Port Hope (Millson Field)

ICAO CMF4
Coordinates
43.9892°N, 78.4287°W
Elevation
525 ft (160 m)
Type
Small airport
Region
CA-ON
Time zone
Toronto(UTC-04:00)
Magnetic variation
10.8° W

Daylight today(Jul 15, 2026, local time)

Civil dawn
05:10
Sunrise
05:45
Sunset
20:55
Civil dusk
21:30

About 15h 10m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Port Hope (Millson Field)

Port Hope (Millson Field)

This is a list of airports in Ontario. It includes all Nav Canada certified and registered water and land airports, aerodromes and heliports in the Canadian province of Ontario. Airport names in italics are part of the National Airports System.

Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (0)

No runway data recorded for this airport.

Airspace in this area(12)

NameClassTypeFloorCeiling
T781 AIRWAYClass BControlled12500 ft MSL18000 ft MSL
PETERBOROUGH, ON TAClass BControlled12500 ft MSL18000 ft MSL
SOUTHERN ONTARIO LOW LEVEL CONTROL AREA CAEClass BControlled12500 ft MSL18000 ft MSL
SOUTHERN ONTARIO LOW LEVEL CONTROL AREA CAEClass BControlled12500 ft MSL18000 ft MSL
T781 AIRWAYClass BControlled12500 ft MSL18000 ft MSL
T781 AIRWAYClass EControlled2200 ft GND12500 ft MSL
PETERBOROUGH, ON TAClass EControlled700 ft GND12500 ft MSL
TORONTO XPNDR MANDTRYClass EControlled6500 ft MSL12500 ft MSL
T781 AIRWAYClass EControlled2200 ft GND12500 ft MSL
SOUTHERN ONTARIO LOW LEVEL CONTROL AREA CAEClass EControlled2500 ft MSL6500 ft MSL
SOUTHERN ONTARIO LOW LEVEL CONTROL AREA CAEClass EControlled6500 ft MSL12500 ft MSL
SOUTHERN ONTARIO LOW LEVEL CONTROL AREA CAEClass EControlled3500 ft MSL12500 ft MSL

Approximate bounding-box match from OpenAIP · all Canada airspace. Reference only — consult official charts for exact boundaries and status.

Tall obstacles nearby

ObstacleHeight AGLTop (MSL)Lit
Obstacle705 ft
Obstacle761 ft
Obstacle909 ft
Obstacle925 ft
Obstacle971 ft
Obstacle919 ft
Obstacle961 ft
Obstacle932 ft

Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.

Nearby airports

Great-circle distance and true bearing from Port Hope (Millson Field).

Wikipedia Live tracking (FR24) Open in Maps
🇨🇦 More airports in Canada📘 Flying in Canada: a pilot's guide

Frequently asked questions

Where is Port Hope (Millson Field) located?

Port Hope (Millson Field) is small airport located in Canada, at an elevation of 525 ft (160 m).

What time zone is Port Hope (Millson Field) in?

Port Hope (Millson Field) is in the America/Toronto time zone (UTC-04:00).

What is the magnetic variation at Port Hope (Millson Field)?

The magnetic variation (declination) at Port Hope (Millson Field) is approximately 10.8° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Port Hope (Millson Field)?

The nearest airport to Port Hope (Millson Field) is Port Hope (Peter's Field) Airport (CA-0430), about 2.1 nm to the n, followed by Newtonville / Steeves Field and Elizabethville Airstrip.

Is the information on this page suitable for flight planning?

No. Port Hope (Millson Field) data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.