Nonstop flight route between Diomede, Alaska, United States and Port-au-Prince, Haiti:
Departure Airport:

Arrival Airport:

Distance from DIO to PAP:
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- About this route
- DIO Airport Information
- PAP Airport Information
- Facts about DIO
- Facts about PAP
- 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 PAP
- List of Nearest Airports to PAP
- Map of Furthest Airports from PAP
- List of Furthest Airports from PAP
About this route:
A direct, nonstop flight between Diomede Heliport (FAA: DM2) (DIO), Diomede, Alaska, United States and Toussaint L'Ouverture International Airport (PAP), Port-au-Prince, Haiti would travel a Great Circle distance of 5,237 miles (or 8,428 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 Toussaint L'Ouverture International 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 Toussaint L'Ouverture International 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: | PAP / MTPP |
Airport Name: | Toussaint L'Ouverture International Airport |
Location: | Port-au-Prince, Haiti |
GPS Coordinates: | 18°34'47"N by 72°17'33"W |
Area Served: | Port-au-Prince |
Operator/Owner: | Office National de l'Aviation Civile |
Airport Type: | Public |
Elevation: | 109 feet (33 meters) |
# of Runways: | 1 |
View all routes: | Routes from PAP |
More Information: | PAP 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.
- 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.
- Little Diomede Island is located about 25 miles west from the mainland, in the middle of the Bering Strait.
- 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.
- The closest airport to Diomede Heliport (FAA: DM2) (DIO) is Wales Airport (WAA), which is located 26 miles (42 kilometers) ESE of DIO.
- After the Cold War ended in the early 1990s, an interest of reuniting with families across the Bering Strait revived.
- The school year 1953–1954 in Little Diomede Island was adapted to better serve the local needs.
- The island's only school, and likely the most isolated school in the United States, the Diomede School has grades from Pre-K through 12 and approximately 40 students and 5 teachers.
- The first non-native to reach the Diomede Islands was a Russian explorer Semyon Dezhnev in 1648.
Facts about Toussaint L'Ouverture International Airport (PAP):
- The furthest airport from Toussaint L'Ouverture International Airport (PAP) is RAAF Learmonth (LEA), which is located 11,953 miles (19,236 kilometers) away in Exmouth, Western Australia, Australia.
- The airport is to be re-designed completely by the year 2015.
- The closest airport to Toussaint L'Ouverture International Airport (PAP) is Jacmel Airport (JAK), which is located 28 miles (45 kilometers) SSW of PAP.
- Toussaint L'Ouverture International Airport (PAP) currently has only 1 runway.
- Because of Toussaint L'Ouverture International Airport's relatively low elevation of 109 feet, planes can take off or land at Toussaint L'Ouverture International 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.