Nonstop flight route between Kobuk, Alaska, United States and Benton Harbor, Michigan, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from OBU to BEH:
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- About this route
- OBU Airport Information
- BEH Airport Information
- Facts about OBU
- Facts about BEH
- Map of Nearest Airports to OBU
- List of Nearest Airports to OBU
- Map of Furthest Airports from OBU
- List of Furthest Airports from OBU
- Map of Nearest Airports to BEH
- List of Nearest Airports to BEH
- Map of Furthest Airports from BEH
- List of Furthest Airports from BEH
About this route:
A direct, nonstop flight between Kobuk Airport (OBU), Kobuk, Alaska, United States and Southwest Michigan Regional Airport (BEH), Benton Harbor, Michigan, United States would travel a Great Circle distance of 3,069 miles (or 4,939 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 Kobuk Airport and Southwest Michigan Regional 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 Kobuk Airport and Southwest Michigan Regional Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | OBU / | 
| Airport Names: | 
 | 
| Location: | Kobuk, Alaska, United States | 
| GPS Coordinates: | 66°54'43"N by 156°53'49"W | 
| Area Served: | Kobuk, Alaska | 
| Operator/Owner: | State of Alaska DOT&PF | 
| Airport Type: | Public | 
| Elevation: | 142 feet (43 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from OBU | 
| More Information: | OBU Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | BEH / KBEH | 
| Airport Name: | Southwest Michigan Regional Airport | 
| Location: | Benton Harbor, Michigan, United States | 
| GPS Coordinates: | 42°7'42"N by 86°25'33"W | 
| Area Served: | Benton Harbor, Michigan / St. Joseph, Michigan | 
| Operator/Owner: | Benton Harbor / St. Joseph | 
| Airport Type: | Public | 
| Elevation: | 649 feet (198 meters) | 
| # of Runways: | 3 | 
| View all routes: | Routes from BEH | 
| More Information: | BEH Maps & Info | 
Facts about Kobuk Airport (OBU):
- For the 12-month period ending September 29, 2011, the airport had 5,000 aircraft operations, an average of 13 per day, 100% air taxi.
- Kobuk Airport (OBU) currently has only 1 runway.
- Because of Kobuk Airport's relatively low elevation of 142 feet, planes can take off or land at Kobuk 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.
- As per the Federal Aviation Administration, this airport had 1,176 passenger boardings in calendar year 2008, 1,048 in 2009, and 1,255 in 2010.
- The furthest airport from Kobuk Airport (OBU) is George Airport (GRJ), which is located 10,163 miles (16,356 kilometers) away in George, South Africa.
- The closest airport to Kobuk Airport (OBU) is Dahl Creek Airport (DCK), which is located only 2 miles (3 kilometers) N of OBU.
- In addition to being known as "Kobuk Airport", another name for OBU is "PAOB".
Facts about Southwest Michigan Regional Airport (BEH):
- It was previously served from 1995 to 2000 by Mesaba Airlines, offering five daily flights to the Northwest Airlines hub at Detroit.
- The furthest airport from Southwest Michigan Regional Airport (BEH) is Margaret River Airport (MGV), which is located 11,140 miles (17,929 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Southwest Michigan Regional Airport (BEH) is Jerry Tyler Memorial Airport (NLE), which is located 22 miles (36 kilometers) SSE of BEH.
- Because of Southwest Michigan Regional Airport's relatively low elevation of 649 feet, planes can take off or land at Southwest Michigan Regional 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.
- Southwest Michigan Regional Airport (BEH) has 3 runways.
- Southwest Michigan Regional Airport covers an area of 485 acres at an elevation of 649 feet above mean sea level.
- Opened in 1973, the air traffic control tower sits abandoned to the present day after its closure during a 1981 controller strike.




