Nonstop flight route between Marathon, Florida, United States and Hydaburg, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from MTH to HYG:
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- About this route
- MTH Airport Information
- HYG Airport Information
- Facts about MTH
- Facts about HYG
- 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 HYG
- List of Nearest Airports to HYG
- Map of Furthest Airports from HYG
- List of Furthest Airports from HYG
About this route:
A direct, nonstop flight between Florida Keys Marathon Airport (MTH), Marathon, Florida, United States and Hydaburg Seaplane Base (HYG), Hydaburg, Alaska, United States would travel a Great Circle distance of 3,343 miles (or 5,380 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 Hydaburg Seaplane Base, 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 Hydaburg Seaplane Base. 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: | HYG / PAHY |
Airport Name: | Hydaburg Seaplane Base |
Location: | Hydaburg, Alaska, United States |
GPS Coordinates: | 55°12'23"N by 132°49'41"W |
Area Served: | Hydaburg, Alaska |
Operator/Owner: | Alaska DOT&PF - Southeast Region |
Airport Type: | Public |
Elevation: | 0 feet (0 meters) |
# of Runways: | 1 |
View all routes: | Routes from HYG |
More Information: | HYG Maps & Info |
Facts about Florida Keys Marathon Airport (MTH):
- On October 4, 2008, Continental Airlines announced it would begin commercial service to Marathon Airport via a Cape Air codeshare to Southwest Florida International Airport in Fort Myers, with TSA security clearance to occur once on the ground in Fort Myers, if connecting to another flight.
- The closest airport to Florida Keys Marathon Airport (MTH) is NAS Key West (NQX), which is located 41 miles (67 kilometers) WSW of MTH.
- 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.
- 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.
- Florida Keys Marathon Airport (MTH) currently has only 1 runway.
- In mid summer of 2007, Delta announced it would end service to Marathon Airport due to low demand.
- 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.
Facts about Hydaburg Seaplane Base (HYG):
- Hydaburg Seaplane Base (HYG) currently has only 1 runway.
- The closest airport to Hydaburg Seaplane Base (HYG) is Waterfall Seaplane Base (KWF), which is located only 17 miles (28 kilometers) WNW of HYG.
- The furthest airport from Hydaburg Seaplane Base (HYG) is Port Alfred Airport (AFD), which is located 10,651 miles (17,140 kilometers) away in Port Alfred, South Africa.
- Because of Hydaburg Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Hydaburg Seaplane Base 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.