Nonstop flight route between Diomede, Alaska, United States and Milikapiti, Melville Island, Northern Territory, Australia:
Departure Airport:

Arrival Airport:

Distance from DIO to SNB:
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- About this route
- DIO Airport Information
- SNB Airport Information
- Facts about DIO
- Facts about SNB
- 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 SNB
- List of Nearest Airports to SNB
- Map of Furthest Airports from SNB
- List of Furthest Airports from SNB
About this route:
A direct, nonstop flight between Diomede Heliport (FAA: DM2) (DIO), Diomede, Alaska, United States and Snake Bay Airport (SNB), Milikapiti, Melville Island, Northern Territory, Australia would travel a Great Circle distance of 6,146 miles (or 9,891 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 Diomede Heliport (FAA: DM2) and Snake Bay 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 Diomede Heliport (FAA: DM2) and Snake Bay Airport. You'll see that it will travel the same route of the red line on this map!
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: | SNB / YSNB |
Airport Name: | Snake Bay Airport |
Location: | Milikapiti, Melville Island, Northern Territory, Australia |
GPS Coordinates: | 11°25'22"S by 130°39'12"E |
Area Served: | Melville Island, Australia |
Operator/Owner: | Tiwi Island Shire Council |
Airport Type: | Public |
Elevation: | 173 feet (53 meters) |
# of Runways: | 1 |
View all routes: | Routes from SNB |
More Information: | SNB Maps & Info |
Facts about Diomede Heliport (FAA: DM2) (DIO):
- An electric system was built on the island in the 1970s and electricity is provided by city-operated Diomede Joint Utilities.
- The first non-native to reach the Diomede Islands was a Russian explorer Semyon Dezhnev in 1648.
- 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.
- During the centuries, the village on Little Diomede was gradually inhabited as a permanent settlement and the entire island was incorporated into the city of Diomede in 1970.
- 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.
- 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.
Facts about Snake Bay Airport (SNB):
- Because of Snake Bay Airport's relatively low elevation of 173 feet, planes can take off or land at Snake Bay 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 furthest airport from Snake Bay Airport (SNB) is Cayenne – Félix Eboué Airport (CAY), which is located 11,936 miles (19,209 kilometers) away in Cayenne, French Guiana.
- The airfield was never fully utilized as the proposed amphibious operations were canceled and replaced with the New Guinea campaign.
- Snake Bay Airport is located at Milikapiti, Northern Territory on the northern coast of Melville Island, Australia.
- The Royal Australian Air Force built the airfield as a forward fighter aerodrome, during World War II as part of the proposed strategic amphibious operations by Allied forces against the Tanimbar Islands and Kai Islands.
- The closest airport to Snake Bay Airport (SNB) is Garden Point Airport (GPN), which is located only 16 miles (25 kilometers) W of SNB.
- Snake Bay Airport (SNB) currently has only 1 runway.