Nonstop flight route between Sidney, Montana, United States and Aitape, Papua New Guinea:
Departure Airport:

Arrival Airport:

Distance from SDY to TAJ:
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- About this route
- SDY Airport Information
- TAJ Airport Information
- Facts about SDY
- Facts about TAJ
- 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 TAJ
- List of Nearest Airports to TAJ
- Map of Furthest Airports from TAJ
- List of Furthest Airports from TAJ
About this route:
A direct, nonstop flight between Sidney-Richland Municipal Airport (SDY), Sidney, Montana, United States and Tadji Airport (TAJ), Aitape, Papua New Guinea would travel a Great Circle distance of 7,457 miles (or 12,001 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 Tadji 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 Tadji 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: | TAJ / |
Airport Name: | Tadji Airport |
Location: | Aitape, Papua New Guinea |
GPS Coordinates: | 3°11'56"S by 142°25'41"E |
Elevation: | 16 feet (5 meters) |
# of Runways: | 1 |
View all routes: | Routes from TAJ |
More Information: | TAJ Maps & Info |
Facts about Sidney-Richland Municipal Airport (SDY):
- Scheduled air service temporarily ceased on March 8, 2008, when Big Sky Airlines ended operations in bankruptcy.
- 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.
- 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.
- Sidney-Richland Municipal Airport (SDY) has 2 runways.
Facts about Tadji Airport (TAJ):
- The closest airport to Tadji Airport (TAJ) is Frieda River Airport (FAQ), which is located 103 miles (165 kilometers) SSW of TAJ.
- Tadji Airport (TAJ) currently has only 1 runway.
- Because of Tadji Airport's relatively low elevation of 16 feet, planes can take off or land at Tadji 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 furthest airport from Tadji Airport (TAJ) is Pinto Martins – Fortaleza International Airport (FOR), which is located 11,950 miles (19,232 kilometers) away in Fortaleza, Ceará, Brazil.