Nonstop flight route between Diomede, Alaska, United States and Peoria, Illinois, United States:
Departure Airport:

Arrival Airport:

Distance from DIO to PIA:
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- About this route
- DIO Airport Information
- PIA Airport Information
- Facts about DIO
- Facts about PIA
- 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 PIA
- List of Nearest Airports to PIA
- Map of Furthest Airports from PIA
- List of Furthest Airports from PIA
About this route:
A direct, nonstop flight between Diomede Heliport (FAA: DM2) (DIO), Diomede, Alaska, United States and General Wayne A. Downing Peoria International Airport (PIA), Peoria, Illinois, United States would travel a Great Circle distance of 3,406 miles (or 5,481 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 General Wayne A. Downing Peoria 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 General Wayne A. Downing Peoria 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: | PIA / KPIA |
Airport Name: | General Wayne A. Downing Peoria International Airport |
Location: | Peoria, Illinois, United States |
GPS Coordinates: | 40°39'51"N by 89°41'35"W |
Area Served: | Peoria, Illinois |
Airport Type: | Public |
Elevation: | 661 feet (201 meters) |
# of Runways: | 2 |
View all routes: | Routes from PIA |
More Information: | PIA Maps & Info |
Facts about Diomede Heliport (FAA: DM2) (DIO):
- Despite being separated by the new border after the Alaska purchase in 1867, Big Diomede had been home to families now living on Little Diomede and the people living on the American side of the border were very close relatives to those living on the Russian side.
- The Little Diomede island is composed of Cretaceous age granite or quartz monzonite.
- 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.
- Today there are about 30 buildings on the island, including the residential housing that was mainly built in the 1970s and 1980s.
- 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.
- An electric system was built on the island in the 1970s and electricity is provided by city-operated Diomede Joint Utilities.
- The location of the city is believed to have been used for at least 3,000 years as a hunting campsite.
- 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.
- Funds for improving the water system have been requested both by the city and the school.
- 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.
Facts about General Wayne A. Downing Peoria International Airport (PIA):
- General Wayne A. Downing Peoria International Airport (PIA) has 2 runways.
- Because of General Wayne A. Downing Peoria International Airport's relatively low elevation of 661 feet, planes can take off or land at General Wayne A. Downing Peoria 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.
- The closest airport to General Wayne A. Downing Peoria International Airport (PIA) is Central Illinois Regional Airport at Bloomington-Normal (BMI), which is located 43 miles (69 kilometers) ESE of PIA.
- As of January 2010, Peoria International Airport has five passenger airlines.
- The furthest airport from General Wayne A. Downing Peoria International Airport (PIA) is Margaret River Airport (MGV), which is located 11,003 miles (17,707 kilometers) away in Margaret River, Western Australia, Australia.
- General Wayne A. Downing Peoria International Airport handled 592,101 passengers last year.
- Airport diagram for 1956