Nonstop flight route between Dunhuang, Gansu, China and Kotzebue, Alaska, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from DNH to OTZ:
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- About this route
- DNH Airport Information
- OTZ Airport Information
- Facts about DNH
- Facts about OTZ
- Map of Nearest Airports to DNH
- List of Nearest Airports to DNH
- Map of Furthest Airports from DNH
- List of Furthest Airports from DNH
- Map of Nearest Airports to OTZ
- List of Nearest Airports to OTZ
- Map of Furthest Airports from OTZ
- List of Furthest Airports from OTZ
About this route:
A direct, nonstop flight between Dunhuang Airport (DNH), Dunhuang, Gansu, China and Ralph Wien Memorial Airport (OTZ), Kotzebue, Alaska, United States would travel a Great Circle distance of 4,018 miles (or 6,466 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 Dunhuang Airport and Ralph Wien Memorial 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 Dunhuang Airport and Ralph Wien Memorial Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | DNH / ZLDH | 
| Airport Names: | 
 | 
| Location: | Dunhuang, Gansu, China | 
| GPS Coordinates: | 40°9'39"N by 94°48'33"E | 
| Airport Type: | Public | 
| View all routes: | Routes from DNH | 
| More Information: | DNH Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | OTZ / PAOT | 
| Airport Name: | Ralph Wien Memorial Airport | 
| Location: | Kotzebue, Alaska, United States | 
| GPS Coordinates: | 66°53'4"N by 162°35'54"W | 
| Area Served: | Kotzebue, Alaska | 
| Operator/Owner: | Alaska DOT&PF - Northern Region | 
| Airport Type: | Public | 
| Elevation: | 14 feet (4 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from OTZ | 
| More Information: | OTZ Maps & Info | 
Facts about Dunhuang Airport (DNH):
- In addition to being known as "Dunhuang Airport", other names for DNH include "敦煌机场" and "Dūnhuáng Jīchǎng".
- The furthest airport from Dunhuang Airport (DNH) is Pupelde Airfield (ZUD), which is located 11,831 miles (19,041 kilometers) away in Ancud, Los Lagos Region, Chile.
- The closest airport to Dunhuang Airport (DNH) is Jiayuguan Airport (JGN), which is located 188 miles (303 kilometers) E of DNH.
Facts about Ralph Wien Memorial Airport (OTZ):
- Ralph Wien Memorial Airport covers an area of 1,480 acres which contains two runways.
- Ralph Wien Memorial Airport (OTZ) has 2 runways.
- The furthest airport from Ralph Wien Memorial Airport (OTZ) is Teniente Rodolfo Marsh Airport (TNM), which is located 10,291 miles (16,561 kilometers) away in Villa Las Estrellas, Antarctica.
- Because of Ralph Wien Memorial Airport's relatively low elevation of 14 feet, planes can take off or land at Ralph Wien Memorial 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.
- The closest airport to Ralph Wien Memorial Airport (OTZ) is Robert (Bob) Curtis Memorial Airport (ORV), which is located 43 miles (69 kilometers) E of OTZ.




