Nonstop flight route between Kobuk, Alaska, United States and Okushiri, Okushiri Island, Hokkaido, Japan:
Departure Airport:
 
    Arrival Airport:
 
    Distance from OBU to OIR:
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- About this route
- OBU Airport Information
- OIR Airport Information
- Facts about OBU
- Facts about OIR
- 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 OIR
- List of Nearest Airports to OIR
- Map of Furthest Airports from OIR
- List of Furthest Airports from OIR
About this route:
A direct, nonstop flight between Kobuk Airport (OBU), Kobuk, Alaska, United States and Okushiri Airport (OIR), Okushiri, Okushiri Island, Hokkaido, Japan would travel a Great Circle distance of 2,888 miles (or 4,648 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 Okushiri 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 Okushiri 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: | OIR / RJEO | 
| Airport Names: | 
 | 
| Location: | Okushiri, Okushiri Island, Hokkaido, Japan | 
| GPS Coordinates: | 42°4'18"N by 139°25'58"E | 
| Operator/Owner: | Hokkaidō Prefecture | 
| Airport Type: | Public | 
| Elevation: | 161 feet (49 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from OIR | 
| More Information: | OIR Maps & Info | 
Facts about Kobuk Airport (OBU):
- 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.
- Kobuk Airport (OBU) currently has only 1 runway.
- In addition to being known as "Kobuk Airport", another name for OBU is "PAOB".
- Kobuk Airport is a state owned, public use airport located in Kobuk, a city in the Northwest Arctic Borough of the U.S.
- The closest airport to Kobuk Airport (OBU) is Dahl Creek Airport (DCK), which is located only 2 miles (3 kilometers) N of OBU.
- 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.
- 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.
Facts about Okushiri Airport (OIR):
- In addition to being known as "Okushiri Airport", other names for OIR include "奥尻空港" and "Okushiri Kūkō".
- Because of Okushiri Airport's relatively low elevation of 161 feet, planes can take off or land at Okushiri 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.
- Okushiri Airport (OIR) currently has only 1 runway.
- The closest airport to Okushiri Airport (OIR) is Hakodate Airport (HKD), which is located 74 miles (120 kilometers) ESE of OIR.
- The furthest airport from Okushiri Airport (OIR) is Capitán de Corbeta Carlos A. Curbelo International Airport (PDP), which is located 11,508 miles (18,520 kilometers) away in Maldonado/Punta del Este, Maldonado, Uruguay.




