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

Arrival Airport:

Distance from SDY to EMI:
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- About this route
- SDY Airport Information
- EMI Airport Information
- Facts about SDY
- Facts about EMI
- 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 EMI
- List of Nearest Airports to EMI
- Map of Furthest Airports from EMI
- List of Furthest Airports from EMI
About this route:
A direct, nonstop flight between Sidney-Richland Municipal Airport (SDY), Sidney, Montana, United States and Emirau Airport (EMI), Emirau, Papua New Guinea would travel a Great Circle distance of 7,035 miles (or 11,321 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 Emirau 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 Emirau 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: | EMI / AYEE |
Airport Name: | Emirau Airport |
Location: | Emirau, Papua New Guinea |
GPS Coordinates: | 1°38'30"S by 149°58'29"E |
Elevation: | 100 feet (30 meters) |
# of Runways: | 1 |
View all routes: | Routes from EMI |
More Information: | EMI Maps & Info |
Facts about Sidney-Richland Municipal Airport (SDY):
- 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 covers an area of 335 acres at an elevation of 1,985 feet above mean sea level.
- Sidney-Richland Municipal Airport (SDY) has 2 runways.
- 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.
Facts about Emirau Airport (EMI):
- The furthest airport from Emirau Airport (EMI) is Governador Carlos Wilson Airport (FEN), which is nearly antipodal to Emirau Airport (meaning Emirau Airport is almost on the exact opposite side of the Earth from Governador Carlos Wilson Airport), and is located 12,022 miles (19,348 kilometers) away in Fernando de Noronha, Pernambuco, Brazil.
- Emirau Airport is an airfield in Emirau Island, Papua New Guinea.
- Emirau Airport (EMI) currently has only 1 runway.
- Because of Emirau Airport's relatively low elevation of 100 feet, planes can take off or land at Emirau 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 closest airport to Emirau Airport (EMI) is Kavieng Airport (KVG), which is located 87 miles (139 kilometers) SE of EMI.