Nonstop flight route between Tucson, Arizona, United States and Ruby, Alaska, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from DMA to RBY:
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- About this route
- DMA Airport Information
- RBY Airport Information
- Facts about DMA
- Facts about RBY
- 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 RBY
- List of Nearest Airports to RBY
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- List of Furthest Airports from RBY
About this route:
A direct, nonstop flight between Davis–Monthan Air Force Base (DMA), Tucson, Arizona, United States and Ruby Airport (RBY), Ruby, Alaska, United States would travel a Great Circle distance of 2,928 miles (or 4,711 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 Ruby 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 Ruby 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: | RBY / PARY | 
| Airport Name: | Ruby Airport | 
| Location: | Ruby, Alaska, United States | 
| GPS Coordinates: | 64°43'37"N by 155°28'11"W | 
| Area Served: | Ruby, Alaska | 
| Operator/Owner: | State of Alaska DOT&PF | 
| Airport Type: | Public | 
| Elevation: | 658 feet (201 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from RBY | 
| More Information: | RBY Maps & Info | 
Facts about Davis–Monthan Air Force Base (DMA):
- The Cold War era was ushered in at Davis-Monthan in March 1946, in the form of the 40th and 444th Bombardment Groups, both equipped with B-29s.
- 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.
- Military presence at the field began when Sergeant Simpson relocated his fuel and service operation to the site on 6 October 1927.
- 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 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.
- Training at the airfield came to a halt on 14 August 1945, when the Japanese surrendered.
- One of the wing's tenant units, the 55th Electronic Combat Group, is tasked to provide command, control and communications countermeasures in support of tactical forces with its EC-130H aircraft.
- In 1962, the Strategic Air Command's 390th Strategic Missile Wing and its 18 Titan II ICBM sites around Tucson were activated.
Facts about Ruby Airport (RBY):
- As per Federal Aviation Administration records, the airport had 1,915 passenger boardings in calendar year 2008, 1,634 enplanements in 2009, and 1,809 in 2010.
- The furthest airport from Ruby Airport (RBY) is George Airport (GRJ), which is located 10,312 miles (16,596 kilometers) away in George, South Africa.
- Because of Ruby Airport's relatively low elevation of 658 feet, planes can take off or land at Ruby 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.
- Ruby Airport has one runway designated 3/21 with a gravel surface measuring 4,000 by 100 feet.
- Ruby Airport (RBY) currently has only 1 runway.
- The closest airport to Ruby Airport (RBY) is Edward G. Pitka Sr. Airport (GAL), which is located 43 miles (70 kilometers) W of RBY.




