Nonstop flight route between Okushiri, Okushiri Island, Hokkaido, Japan and Grand Forks, North Dakota, United States:
Departure Airport:
Arrival Airport:
Distance from OIR to RDR:
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- About this route
 - OIR Airport Information
 - RDR Airport Information
 - Facts about OIR
 - Facts about RDR
 - Map of Nearest Airports to OIR
 - List of Nearest Airports to OIR
 - Map of Furthest Airports from OIR
 - List of Furthest Airports from OIR
 - Map of Nearest Airports to RDR
 - List of Nearest Airports to RDR
 - Map of Furthest Airports from RDR
 - List of Furthest Airports from RDR
 
About this route:
A direct, nonstop flight between Okushiri Airport (OIR), Okushiri, Okushiri Island, Hokkaido, Japan and Grand Forks Air Force Base (RDR), Grand Forks, North Dakota, United States would travel a Great Circle distance of 5,317 miles (or 8,557 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 Okushiri Airport and Grand Forks Air Force Base, 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 Okushiri Airport and Grand Forks Air Force Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | OIR / RJEO | 
| Airport Names: | 
                    
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| 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 | 
Arrival Airport Information:
| IATA / ICAO Codes: | RDR / KRDR | 
| Airport Names: | 
                    
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| Location: | Grand Forks, North Dakota, United States | 
| GPS Coordinates: | 47°57'39"N by 97°24'3"W | 
| View all routes: | Routes from RDR | 
| More Information: | RDR Maps & Info | 
Facts about Okushiri Airport (OIR):
- The closest airport to Okushiri Airport (OIR) is Hakodate Airport (HKD), which is located 74 miles (120 kilometers) ESE of OIR.
 - Okushiri Airport (OIR) currently has only 1 runway.
 - 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.
 - In addition to being known as "Okushiri Airport", other names for OIR include "奥尻空港" and "Okushiri Kūkō".
 - 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.
 
Facts about Grand Forks Air Force Base (RDR):
- On 1 September 1958, the Strategic Air Command established the 4133d Strategic Wing at Grand Forks as part of its plan to disperse its B-52 heavy bombers over a larger number of bases, thus making it more difficult for the Soviet Union to knock out the entire fleet with a surprise first strike.
 - The closest airport to Grand Forks Air Force Base (RDR) is Grand Forks International Airport (GFK), which is located only 10 miles (17 kilometers) E of RDR.
 - The furthest airport from Grand Forks Air Force Base (RDR) is Margaret River Airport (MGV), which is located 10,504 miles (16,904 kilometers) away in Margaret River, Western Australia, Australia.
 - The 319th transitioned from B-52H to re-engined B-52G aircraft in 1983, and added the AGM-86 Air Launched Cruise Missile in 1984.
 - The DC-11 SAGE blockhouse was later the headquarters of the SAC 321st Strategic Missile Wing.
 - In addition to being known as "Grand Forks Air Force Base", another name for RDR is "Grand Forks AFB".
 - Due to the continuance of the Cold War between the United States and the Soviet Union, GFAFB was originally an Air Defense Command fighter-interceptor air base.
 
