Nonstop flight route between Sidney, Montana, United States and Mudgee, New South Wales, Australia:
Departure Airport:

Arrival Airport:

Distance from SDY to DGE:
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- About this route
- SDY Airport Information
- DGE Airport Information
- Facts about SDY
- Facts about DGE
- Map of Nearest Airports to SDY
- List of Nearest Airports to SDY
- Map of Furthest Airports from SDY
- List of Furthest Airports from SDY
- Map of Nearest Airports to DGE
- List of Nearest Airports to DGE
- Map of Furthest Airports from DGE
- List of Furthest Airports from DGE
About this route:
A direct, nonstop flight between Sidney-Richland Municipal Airport (SDY), Sidney, Montana, United States and Mudgee Airport (DGE), Mudgee, New South Wales, Australia would travel a Great Circle distance of 8,554 miles (or 13,766 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 Sidney-Richland Municipal Airport and Mudgee 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 Sidney-Richland Municipal Airport and Mudgee Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SDY / KSDY |
Airport Name: | Sidney-Richland Municipal Airport |
Location: | Sidney, Montana, United States |
GPS Coordinates: | 47°42'24"N by 104°11'32"W |
Area Served: | Sidney, Montana |
Operator/Owner: | Sidney Richland Airport Authority |
Airport Type: | Public |
Elevation: | 1985 feet (605 meters) |
# of Runways: | 2 |
View all routes: | Routes from SDY |
More Information: | SDY Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | DGE / YMDG |
Airport Name: | Mudgee Airport |
Location: | Mudgee, New South Wales, Australia |
GPS Coordinates: | 32°33'45"S by 149°36'39"E |
Operator/Owner: | Mid-Western Regional Council |
Airport Type: | Public |
Elevation: | 1545 feet (471 meters) |
# of Runways: | 2 |
View all routes: | Routes from DGE |
More Information: | DGE Maps & Info |
Facts about Sidney-Richland Municipal Airport (SDY):
- As per the Federal Aviation Administration, this airport had 2,031 passenger boardings in calendar year 2008, 2,766 in 2009, and 3,659 in 2010.
- The furthest airport from Sidney-Richland Municipal Airport (SDY) is Sir Gaëtan Duval Airport (RRG), which is located 10,383 miles (16,711 kilometers) away in Rodrigues Island, Mauritius.
- The closest airport to Sidney-Richland Municipal Airport (SDY) is Sloulin Field International Airport (ISN), which is located 41 miles (67 kilometers) NE of SDY.
- Sidney-Richland Municipal Airport (SDY) has 2 runways.
Facts about Mudgee Airport (DGE):
- The closest airport to Mudgee Airport (DGE) is Coolah Airport (CLH), which is located 55 miles (88 kilometers) N of DGE.
- Mudgee Airport (DGE) has 2 runways.
- The furthest airport from Mudgee Airport (DGE) is Horta International Airport (HOR), which is nearly antipodal to Mudgee Airport (meaning Mudgee Airport is almost on the exact opposite side of the Earth from Horta International Airport), and is located 12,015 miles (19,336 kilometers) away in Horta, Azores, Portugal.