Nonstop flight route between Chefornak, Alaska, United States and Okushiri, Okushiri Island, Hokkaido, Japan:
Departure Airport:
 
    Arrival Airport:
 
    Distance from CYF to OIR:
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- About this route
- CYF Airport Information
- OIR Airport Information
- Facts about CYF
- Facts about OIR
- Map of Nearest Airports to CYF
- List of Nearest Airports to CYF
- Map of Furthest Airports from CYF
- List of Furthest Airports from CYF
- 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 Chefornak Airport (CYF), Chefornak, Alaska, United States and Okushiri Airport (OIR), Okushiri, Okushiri Island, Hokkaido, Japan would travel a Great Circle distance of 2,637 miles (or 4,243 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 Chefornak 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 Chefornak 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: | CYF / PACK | 
| Airport Names: | 
 | 
| Location: | Chefornak, Alaska, United States | 
| GPS Coordinates: | 60°8'57"N by 164°17'8"W | 
| Area Served: | Chefornak, Alaska | 
| Operator/Owner: | State of Alaska DOT&PF | 
| Airport Type: | Public | 
| Elevation: | 40 feet (12 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from CYF | 
| More Information: | CYF 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 Chefornak Airport (CYF):
- Chefornak Airport (CYF) currently has only 1 runway.
- Because of Chefornak Airport's relatively low elevation of 40 feet, planes can take off or land at Chefornak 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.
- Chefornak Airport has one runway designated 16/34 with a gravel and dirt surface measuring 2,500 by 28 feet.
- The furthest airport from Chefornak Airport (CYF) is Cape Town International Airport (CPT), which is located 10,623 miles (17,096 kilometers) away in Cape Town, South Africa.
- The closest airport to Chefornak Airport (CYF) is Kipnuk Airport (KPN), which is located only 17 miles (28 kilometers) SSE of CYF.
- In addition to being known as "Chefornak Airport", another name for CYF is "CFK".
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".
- 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.
- 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.




