Nonstop flight route between Diomede, Alaska, United States and Fort Smith, Arkansas, United States:
Departure Airport:

Arrival Airport:

Distance from DIO to FSM:
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- About this route
- DIO Airport Information
- FSM Airport Information
- Facts about DIO
- Facts about FSM
- 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 FSM
- List of Nearest Airports to FSM
- Map of Furthest Airports from FSM
- List of Furthest Airports from FSM
About this route:
A direct, nonstop flight between Diomede Heliport (FAA: DM2) (DIO), Diomede, Alaska, United States and Fort Smith Regional Airport (FSM), Fort Smith, Arkansas, United States would travel a Great Circle distance of 3,589 miles (or 5,776 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 Fort Smith Regional 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 Fort Smith Regional 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: | FSM / KFSM |
Airport Name: | Fort Smith Regional Airport |
Location: | Fort Smith, Arkansas, United States |
GPS Coordinates: | 35°20'12"N by 94°22'3"W |
Area Served: | Fort Smith, Arkansas |
Operator/Owner: | Fort Smith Airport Commission |
Airport Type: | Public |
Elevation: | 469 feet (143 meters) |
# of Runways: | 2 |
View all routes: | Routes from FSM |
More Information: | FSM Maps & Info |
Facts about Diomede Heliport (FAA: DM2) (DIO):
- The school year 1953–1954 in Little Diomede Island was adapted to better serve the local needs.
- After the Cold War ended in the early 1990s, an interest of reuniting with families across the Bering Strait revived.
- Diomede is a city in the Nome Census Area of the Unorganized Borough of the U.S.
- Little Diomede Island is located about 25 miles west from the mainland, in the middle of the Bering Strait.
- 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 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.
- There is no hospital on the island and emergency services are limited due to the remoteness of the island.
- The Little Diomede island is composed of Cretaceous age granite or quartz monzonite.
- An electric system was built on the island in the 1970s and electricity is provided by city-operated Diomede Joint Utilities.
- The closest airport to Diomede Heliport (FAA: DM2) (DIO) is Wales Airport (WAA), which is located 26 miles (42 kilometers) ESE of DIO.
Facts about Fort Smith Regional Airport (FSM):
- The airline terminal offers efficient operational space, convenience of close to the door parking, complimentary Wi-Fi, wingback seating, and the restrooms were voted the America’s Best Public Restroom in 2005.
- Fort Smith Regional Airport (FSM) has 2 runways.
- Because of Fort Smith Regional Airport's relatively low elevation of 469 feet, planes can take off or land at Fort Smith Regional 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 Fort Smith Regional Airport (FSM) is Margaret River Airport (MGV), which is located 10,765 miles (17,324 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Fort Smith Regional Airport (FSM) is Robert S. Kerr Airport (RKR), which is located 26 miles (42 kilometers) SSW of FSM.
- Since 1953, FSM has been the proud home to Fort Smith Air National Guard Station and the 188th Fighter Wing, an Air Combat Command -gained unit of the Arkansas Air National Guard.