Nonstop flight route between Tucson, Arizona, United States and Mary's Harbour, Labrador, Canada:
Departure Airport:
Arrival Airport:
Distance from DMA to YMH:
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- About this route
- DMA Airport Information
- YMH Airport Information
- Facts about DMA
- Facts about YMH
- Map of Nearest Airports to DMA
- List of Nearest Airports to DMA
- Map of Furthest Airports from DMA
- List of Furthest Airports from DMA
- Map of Nearest Airports to YMH
- List of Nearest Airports to YMH
- Map of Furthest Airports from YMH
- List of Furthest Airports from YMH
About this route:
A direct, nonstop flight between Davis–Monthan Air Force Base (DMA), Tucson, Arizona, United States and Mary's Harbour Airport (YMH), Mary's Harbour, Labrador, Canada would travel a Great Circle distance of 3,048 miles (or 4,906 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 Davis–Monthan Air Force Base and Mary's Harbour 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 Davis–Monthan Air Force Base and Mary's Harbour Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | DMA / KDMA |
| Airport Name: | Davis–Monthan Air Force Base |
| Location: | Tucson, Arizona, United States |
| GPS Coordinates: | 32°9'59"N by 110°52'59"W |
| View all routes: | Routes from DMA |
| More Information: | DMA Maps & Info |
Arrival Airport Information:
| IATA / ICAO Codes: | YMH / CYMH |
| Airport Name: | Mary's Harbour Airport |
| Location: | Mary's Harbour, Labrador, Canada |
| GPS Coordinates: | 52°18'10"N by 55°50'52"W |
| Operator/Owner: | Government of Newfoundland and Labrador |
| Airport Type: | Public |
| Elevation: | 35 feet (11 meters) |
| # of Runways: | 1 |
| View all routes: | Routes from YMH |
| More Information: | YMH Maps & Info |
Facts about Davis–Monthan Air Force Base (DMA):
- One site under the 390 SMW, known both as Titan II Site 571-7 and as Air Force Facility Missile Site 8, was initially decommissioned in 1982.
- With the end of the war, operations at the base came to a virtual standstill.
- The furthest airport from Davis–Monthan Air Force Base (DMA) is Sir Gaëtan Duval Airport (RRG), which is located 11,508 miles (18,521 kilometers) away in Rodrigues Island, Mauritius.
- The base was named in honor of World War I pilots Lieutenants Samuel H.
- Other military activities and federal agencies using the base include Navy Operational Support Center Tucson, a detachment of the Naval Air Systems Command, the Federal Aviation Administration, the U.S.
- In 1962, the Strategic Air Command's 390th Strategic Missile Wing and its 18 Titan II ICBM sites around Tucson were activated.
- The closest airport to Davis–Monthan Air Force Base (DMA) is Tucson International Airport (TUS), which is located only 5 miles (8 kilometers) SW of DMA.
Facts about Mary's Harbour Airport (YMH):
- The closest airport to Mary's Harbour Airport (YMH) is St. Lewis (Fox Harbour) Airport (YFX), which is located only 9 miles (14 kilometers) ENE of YMH.
- Mary's Harbour Airport (YMH) currently has only 1 runway.
- The furthest airport from Mary's Harbour Airport (YMH) is Albany Airport (ALH), which is located 11,197 miles (18,020 kilometers) away in Albany, Western Australia, Australia.
- Because of Mary's Harbour Airport's relatively low elevation of 35 feet, planes can take off or land at Mary's Harbour 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.
