Nonstop flight route between Grand Island, Nebraska, United States and Sidney, Montana, United States:
Departure Airport:

Arrival Airport:

Distance from GRI to SDY:
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- About this route
- GRI Airport Information
- SDY Airport Information
- Facts about GRI
- Facts about SDY
- Map of Nearest Airports to GRI
- List of Nearest Airports to GRI
- Map of Furthest Airports from GRI
- List of Furthest Airports from GRI
- Map of Nearest Airports to SDY
- List of Nearest Airports to SDY
- Map of Furthest Airports from SDY
- List of Furthest Airports from SDY
About this route:
A direct, nonstop flight between Central Nebraska Regional Airport (GRI), Grand Island, Nebraska, United States and Sidney-Richland Municipal Airport (SDY), Sidney, Montana, United States would travel a Great Circle distance of 549 miles (or 883 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 relatively short distance between Central Nebraska Regional Airport and Sidney-Richland Municipal Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | GRI / KGRI |
Airport Name: | Central Nebraska Regional Airport |
Location: | Grand Island, Nebraska, United States |
GPS Coordinates: | 40°58'3"N by 98°18'34"W |
Area Served: | Grand Island, Nebraska |
Operator/Owner: | Hall County Airport Authority |
Airport Type: | Public |
Elevation: | 1847 feet (563 meters) |
# of Runways: | 2 |
View all routes: | Routes from GRI |
More Information: | GRI Maps & Info |
Arrival 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 |
Facts about Central Nebraska Regional Airport (GRI):
- The furthest airport from Central Nebraska Regional Airport (GRI) is Sir Gaëtan Duval Airport (RRG), which is located 10,617 miles (17,087 kilometers) away in Rodrigues Island, Mauritius.
- The Federal Aviation Administration says the airport had 7,961 passenger boardings in calendar year 2008, 20,136 enplanements in 2009, and 37,101 in 2010.
- The closest airport to Central Nebraska Regional Airport (GRI) is Hastings Municipal Airport (HSI), which is located 26 miles (41 kilometers) SSW of GRI.
- Central Nebraska Regional Airport (GRI) has 2 runways.
- The facility was formerly Grand Island Army Airfield.
Facts about Sidney-Richland Municipal Airport (SDY):
- Sidney-Richland Municipal Airport covers an area of 335 acres at an elevation of 1,985 feet above mean sea level.
- 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.