Nonstop flight route between Diomede, Alaska, United States and Old Crow, Yukon, Canada:
Departure Airport:

Arrival Airport:

Distance from DIO to YOC:
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- About this route
- DIO Airport Information
- YOC Airport Information
- Facts about DIO
- Facts about YOC
- Map of Nearest Airports to DIO
- List of Nearest Airports to DIO
- Map of Furthest Airports from DIO
- List of Furthest Airports from DIO
- Map of Nearest Airports to YOC
- List of Nearest Airports to YOC
- Map of Furthest Airports from YOC
- List of Furthest Airports from YOC
About this route:
A direct, nonstop flight between Diomede Heliport (FAA: DM2) (DIO), Diomede, Alaska, United States and Old Crow Airport (YOC), Old Crow, Yukon, Canada would travel a Great Circle distance of 799 miles (or 1,286 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 relatively short distance between Diomede Heliport (FAA: DM2) and Old Crow Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | DIO / |
Airport Name: | Diomede Heliport (FAA: DM2) |
Location: | Diomede, Alaska, United States |
GPS Coordinates: | 65°45'29"N by 168°57'6"W |
Elevation: | 0 feet (0 meters) |
View all routes: | Routes from DIO |
More Information: | DIO Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | YOC / CYOC |
Airport Name: | Old Crow Airport |
Location: | Old Crow, Yukon, Canada |
GPS Coordinates: | 67°34'11"N by 139°50'24"W |
Operator/Owner: | Government of Yukon |
Airport Type: | Public |
Elevation: | 821 feet (250 meters) |
# of Runways: | 1 |
View all routes: | Routes from YOC |
More Information: | YOC Maps & Info |
Facts about Diomede Heliport (FAA: DM2) (DIO):
- According to Arthur Ahkinga, who lived on Little Diomede island at the turn of the 1940s, the Iñupiat on the island made their living by hunting and carving ivory which they traded or sold.
- The furthest airport from Diomede Heliport (FAA: DM2) (DIO) is Teniente Rodolfo Marsh Airport (TNM), which is located 10,411 miles (16,755 kilometers) away in Villa Las Estrellas, Antarctica.
- Frozen ground and lack of soil on the rocky island also prevents digging graves, but rocks are piled on top of the burial sites instead.
- Because of Diomede Heliport (FAA: DM2)'s relatively low elevation of 0 feet, planes can take off or land at Diomede Heliport (FAA: DM2) 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 Diomede Heliport (FAA: DM2) (DIO) is Wales Airport (WAA), which is located 26 miles (42 kilometers) ESE of DIO.
- At the beginning of the Cold War in the late 1940s Big Diomede became a Russian military base and all its native residents were removed to mainland Russia.
- Today there are about 30 buildings on the island, including the residential housing that was mainly built in the 1970s and 1980s.
Facts about Old Crow Airport (YOC):
- The closest airport to Old Crow Airport (YOC) is Chalkyitsik Airport (CIK), which is located 123 miles (198 kilometers) WSW of YOC.
- The furthest airport from Old Crow Airport (YOC) is Port Elizabeth International Airport (PLZ), which is located 10,045 miles (16,165 kilometers) away in Port Elizabeth, South Africa.
- Old Crow Airport (YOC) currently has only 1 runway.
- Because of Old Crow Airport's relatively low elevation of 821 feet, planes can take off or land at Old Crow 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.