Nonstop flight route between Sidney, Montana, United States and Bandar Seri Begawan, Brunei:
Departure Airport:

Arrival Airport:

Distance from SDY to BWN:
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- About this route
- SDY Airport Information
- BWN Airport Information
- Facts about SDY
- Facts about BWN
- 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 BWN
- List of Nearest Airports to BWN
- Map of Furthest Airports from BWN
- List of Furthest Airports from BWN
About this route:
A direct, nonstop flight between Sidney-Richland Municipal Airport (SDY), Sidney, Montana, United States and Brunei International Airport (BWN), Bandar Seri Begawan, Brunei would travel a Great Circle distance of 8,095 miles (or 13,027 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 Brunei International 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 Brunei International 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: | BWN / WBSB |
Airport Names: |
|
Location: | Bandar Seri Begawan, Brunei |
GPS Coordinates: | 4°56'39"N by 114°55'41"E |
Area Served: | Brunei |
Operator/Owner: | Government of Brunei |
Airport Type: | Public |
Elevation: | 73 feet (22 meters) |
# of Runways: | 1 |
View all routes: | Routes from BWN |
More Information: | BWN Maps & Info |
Facts about Sidney-Richland Municipal Airport (SDY):
- Sidney-Richland Municipal Airport (SDY) has 2 runways.
- Sidney-Richland Municipal Airport covers an area of 335 acres at an elevation of 1,985 feet above mean sea level.
- Scheduled air service temporarily ceased on March 8, 2008, when Big Sky Airlines ended operations in bankruptcy.
- 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 is a public use airport located one nautical mile west of the central business district of Sidney, a city in Richland County, Montana, United States.
Facts about Brunei International Airport (BWN):
- Brunei International Airport (BWN) currently has only 1 runway.
- Commercial air transport in Brunei began in 1953, with the establishment of air service links connecting Bandar Seri Begawan with Anduki in the Belait District.
- In 2008, it was announced that a study to review necessary expansions and modifications was completed, and a masterplan was written up soon after.
- The airport consists of an international terminal which can handle up to two million passengers, a cargo terminal with a capacity of 50,000 tonnes of cargo, and a royal terminal where the sultan's flight's are based.
- A new airport was constructed in Mukim Berakas in the Brunei-Muara District, because this location was easily accessible from all areas of the country.
- The furthest airport from Brunei International Airport (BWN) is Tefé Airport (TFF), which is nearly antipodal to Brunei International Airport (meaning Brunei International Airport is almost on the exact opposite side of the Earth from Tefé Airport), and is located 12,326 miles (19,837 kilometers) away in Tefé, Amazonas, Brazil.
- Because of Brunei International Airport's relatively low elevation of 73 feet, planes can take off or land at Brunei International 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 Brunei International Airport (BWN) is Limbang Airport (LMN), which is located only 11 miles (18 kilometers) SSE of BWN.
- In addition to being known as "Brunei International Airport", other names for BWN include "لاڤڠن تربڠ انتارابڠسا بروني" and "Lapangan Terbang Antarabangsa Brunei".