Nonstop flight route between Marathon, Florida, United States and Clyde River, Nunavut, Canada:
Departure Airport:

Arrival Airport:

Distance from MTH to YCY:
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- About this route
- MTH Airport Information
- YCY Airport Information
- Facts about MTH
- Facts about YCY
- Map of Nearest Airports to MTH
- List of Nearest Airports to MTH
- Map of Furthest Airports from MTH
- List of Furthest Airports from MTH
- Map of Nearest Airports to YCY
- List of Nearest Airports to YCY
- Map of Furthest Airports from YCY
- List of Furthest Airports from YCY
About this route:
A direct, nonstop flight between Florida Keys Marathon Airport (MTH), Marathon, Florida, United States and Clyde River Airport (YCY), Clyde River, Nunavut, Canada would travel a Great Circle distance of 3,201 miles (or 5,152 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between Florida Keys Marathon Airport and Clyde River Airport, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between Florida Keys Marathon Airport and Clyde River Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MTH / KMTH |
Airport Name: | Florida Keys Marathon Airport |
Location: | Marathon, Florida, United States |
GPS Coordinates: | 24°43'33"N by 81°3'5"W |
Operator/Owner: | Monroe County |
Airport Type: | Public |
Elevation: | 7 feet (2 meters) |
# of Runways: | 1 |
View all routes: | Routes from MTH |
More Information: | MTH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | YCY / CYCY |
Airport Name: | Clyde River Airport |
Location: | Clyde River, Nunavut, Canada |
GPS Coordinates: | 70°29'8"N by 68°31'0"W |
Operator/Owner: | Government of Nunavut |
Airport Type: | Public |
Elevation: | 87 feet (27 meters) |
# of Runways: | 1 |
View all routes: | Routes from YCY |
More Information: | YCY Maps & Info |
Facts about Florida Keys Marathon Airport (MTH):
- The closest airport to Florida Keys Marathon Airport (MTH) is NAS Key West (NQX), which is located 41 miles (67 kilometers) WSW of MTH.
- Florida Keys Marathon Airport (MTH) currently has only 1 runway.
- Because of Florida Keys Marathon Airport's relatively low elevation of 7 feet, planes can take off or land at Florida Keys Marathon Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- Marathon Airport was originally constructed by the United States Navy in the early 1940s as Outlying Field Marathon, an auxiliary airfield to Naval Air Station Key West.
- Marathon Airport was served by American Eagle Airlines until 2000.
- The furthest airport from Florida Keys Marathon Airport (MTH) is Cocos (Keeling) Island Airport (CCK), which is located 11,560 miles (18,603 kilometers) away in Cocos Islands, Australia.
Facts about Clyde River Airport (YCY):
- The furthest airport from Clyde River Airport (YCY) is Hobart International Airport (HBA), which is located 10,159 miles (16,349 kilometers) away in Hobart, Tasmania, Australia.
- Because of Clyde River Airport's relatively low elevation of 87 feet, planes can take off or land at Clyde River Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- The closest airport to Clyde River Airport (YCY) is Qikiqtarjuaq Airport (YVM), which is located 231 miles (372 kilometers) SSE of YCY.
- Clyde River Airport (YCY) currently has only 1 runway.