Nonstop flight route between Diomede, Alaska, United States and Ottawa, Ontario, Canada:
Departure Airport:

Arrival Airport:

Distance from DIO to YOW:
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- About this route
- DIO Airport Information
- YOW Airport Information
- Facts about DIO
- Facts about YOW
- 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 YOW
- List of Nearest Airports to YOW
- Map of Furthest Airports from YOW
- List of Furthest Airports from YOW
About this route:
A direct, nonstop flight between Diomede Heliport (FAA: DM2) (DIO), Diomede, Alaska, United States and Ottawa Macdonald–Cartier International Airport (YOW), Ottawa, Ontario, Canada would travel a Great Circle distance of 3,511 miles (or 5,650 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 Ottawa Macdonald–Cartier 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 Ottawa Macdonald–Cartier 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: | YOW / CYOW |
Airport Name: | Ottawa Macdonald–Cartier International Airport |
Location: | Ottawa, Ontario, Canada |
GPS Coordinates: | 45°19'20"N by 75°40'1"W |
Area Served: | Ottawa, Ontario |
Operator/Owner: | Transport Canada |
Airport Type: | Public |
Elevation: | 374 feet (114 meters) |
# of Runways: | 3 |
View all routes: | Routes from YOW |
More Information: | YOW Maps & Info |
Facts about Diomede Heliport (FAA: DM2) (DIO):
- 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.
- While other emergency services are provided by volunteers and a health aide, the fire and rescue service is provided by Diomede Volunteer Fire Department and First Responders.
- 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.
- 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.
- An electric system was built on the island in the 1970s and electricity is provided by city-operated Diomede Joint Utilities.
- The first square building in the island was a small Catholic church, which was planned by Father Bellarmine Lafortune in 1935 and built by Father Thomas Cunningham during his residency in the island between 1936 and 1947.
- The United States purchased Alaska from Russia in 1867 which included the Little Diomede.
Facts about Ottawa Macdonald–Cartier International Airport (YOW):
- In 2003, the Ottawa Macdonald–Cartier International Airport Authority unveiled its new passenger terminal building.
- Ottawa Macdonald–Cartier International Airport (YOW) has 3 runways.
- Because of Ottawa Macdonald–Cartier International Airport's relatively low elevation of 374 feet, planes can take off or land at Ottawa Macdonald–Cartier 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.
- Also in 2010, the airport was presented with three Airport Revenue News Best Airport Concessions Awards.
- On June 13, 1997, a North American Airlines Fairchild Swearingen Metroliner struck the runway with gear retracted during a botched approach, resulting in propellor strikes and a fire in one engine when it came to rest on runway 25.
- The closest airport to Ottawa Macdonald–Cartier International Airport (YOW) is Ottawa/Rockcliffe Airport (YRO), which is located only 10 miles (15 kilometers) N of YOW.
- The 2010 Airport Service Quality Award for Best Airport in the World for the 2–5 million passengers category went to Ottawa Airport.
- The furthest airport from Ottawa Macdonald–Cartier International Airport (YOW) is Margaret River Airport (MGV), which is located 11,465 miles (18,451 kilometers) away in Margaret River, Western Australia, Australia.
- The airport actually consists of two distinct airfields connected by a taxiway.
- Along with Air Canada, the airport was the joint winner of the 2010 Ottawa Tourism Award for Tourism Partnership of the Year in recognition of the co-operative work done in promoting Air Canada's non-stop flight between Frankfurt and Ottawa.