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AIRPORT

Marathon AirportCYSP / YSP

Marathon Airport serves Marathon, Ontario, Canada. Its ICAO code is CYSP and its IATA code YSP. The longest of its one runway is 16/34, at 3,933 ft (1,199 m). The field is 1,035 ft (315 m) above sea level. Local time is America/Toronto, UTC-5, or UTC-4 with daylight saving.

Published by Overfly · Airport data: OurAirports, · Last updated

ICAO
CYSP
IATA
YSP
LONGEST RUNWAY
3,933 ft
1,199 m · 16/34
ELEVATION
1,035 ft
315 m
TIME ZONE
UTC-5
America/Toronto
POSITION
48.755°N
86.344°W

Runways

16/343,933 ft · 1,199 mASP

Nearest airports

Questions people ask about Marathon Airport

How long is the runway at Marathon Airport?

The longest runway, 16/34, is 3,933 ft (1,199 m), surface ASP.

What is the elevation of Marathon Airport?

1,035 ft (315 m) above mean sea level.

What time zone is Marathon Airport in?

America/Toronto: UTC-5, or UTC-4 with daylight saving.

What are the codes for Marathon Airport?

ICAO CYSP, IATA YSP. It serves Marathon, Canada.

How far can you fly from Marathon?
Open the mapper with a 7,300 nm range ring around CYSP, then pick your own aircraft, add a route and check every leg.
Open CYSP in the mapper

For reference and planning interest. Not for operational flight planning. Runway and elevation data from OurAirports; check current charts and NOTAMs before any flight. © 2026 Overfly.Flights