Marathon Airport
Daylight today(Jul 17, 2026, local time)
About 15h 42m 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 Marathon Airport
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.
Live weather
CYSPLive departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 16 / 34▸ displaced | 3,933 ft / 1,199 m | 100 ft | Asp | Lighted | Open |
Radio frequencies (3)
| Type | Description | Frequency |
|---|---|---|
| CNTR | WINNIPEG CNTR | 134.075 MHz |
| RCO | WINNIPEG RDO | 123.550 MHz |
| UNIC | ATF/UNICOM | 122.800 MHz |
Navaids(1)
Airspace in this area(10)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| T702 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V8 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V13 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V13 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T702 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| V8 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| T702 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| V13 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| V13 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
| T702 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
Approximate bounding-box match from OpenAIP · all Canada airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from Marathon Airport.
Frequently asked questions
What is the ICAO code for Marathon Airport?
The ICAO code for Marathon Airport is CYSP, and its IATA code is YSP.
Where is Marathon Airport located?
Marathon Airport is medium airport located in Marathon, Canada, at an elevation of 1,035 ft (315 m).
How many runways does Marathon Airport have?
Marathon Airport has 1 runway, the longest being 3,933 ft / 1,199 m.
What time zone is Marathon Airport in?
Marathon Airport is in the America/Toronto time zone (UTC-04:00).
What is the magnetic variation at Marathon Airport?
The magnetic variation (declination) at Marathon Airport is approximately 6.2° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Marathon Airport?
The nearest airport to Marathon Airport is Manitouwadge Airport (YMG), about 27.5 nm to the ne, followed by Geraldton Greenstone Regional Airport.
Is the information on this page suitable for flight planning?
No. Marathon Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.