Nonstop flight route between Mary's Harbour, Labrador, Canada and Ontario, Oregon, United States:
Departure Airport:

Arrival Airport:

Distance from YMH to ONO:
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- About this route
- YMH Airport Information
- ONO Airport Information
- Facts about YMH
- Facts about ONO
- Map of Nearest Airports to YMH
- List of Nearest Airports to YMH
- Map of Furthest Airports from YMH
- List of Furthest Airports from YMH
- Map of Nearest Airports to ONO
- List of Nearest Airports to ONO
- Map of Furthest Airports from ONO
- List of Furthest Airports from ONO
About this route:
A direct, nonstop flight between Mary's Harbour Airport (YMH), Mary's Harbour, Labrador, Canada and Ontario Municipal Airport (ONO), Ontario, Oregon, United States would travel a Great Circle distance of 2,789 miles (or 4,489 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 Mary's Harbour Airport and Ontario Municipal 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 Mary's Harbour Airport and Ontario Municipal Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | YMH / CYMH |
Airport Name: | Mary's Harbour Airport |
Location: | Mary's Harbour, Labrador, Canada |
GPS Coordinates: | 52°18'10"N by 55°50'52"W |
Operator/Owner: | Government of Newfoundland and Labrador |
Airport Type: | Public |
Elevation: | 35 feet (11 meters) |
# of Runways: | 1 |
View all routes: | Routes from YMH |
More Information: | YMH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ONO / KONO |
Airport Name: | Ontario Municipal Airport |
Location: | Ontario, Oregon, United States |
GPS Coordinates: | 44°1'9"N by 117°0'47"W |
Area Served: | Ontario, Oregon |
Operator/Owner: | City of Ontario |
Airport Type: | Public |
Elevation: | 2193 feet (668 meters) |
# of Runways: | 1 |
View all routes: | Routes from ONO |
More Information: | ONO Maps & Info |
Facts about Mary's Harbour Airport (YMH):
- Because of Mary's Harbour Airport's relatively low elevation of 35 feet, planes can take off or land at Mary's Harbour 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 Mary's Harbour Airport (YMH) is St. Lewis (Fox Harbour) Airport (YFX), which is located only 9 miles (14 kilometers) ENE of YMH.
- Mary's Harbour Airport (YMH) currently has only 1 runway.
- The furthest airport from Mary's Harbour Airport (YMH) is Albany Airport (ALH), which is located 11,197 miles (18,020 kilometers) away in Albany, Western Australia, Australia.
Facts about Ontario Municipal Airport (ONO):
- Ontario Municipal Airport is three miles west of Ontario, in Malheur County, Oregon.
- Ontario Municipal Airport covers 480 acres at an elevation of 2,193 feet.
- The closest airport to Ontario Municipal Airport (ONO) is Boise Airport (BOI), which is located 50 miles (81 kilometers) SE of ONO.
- The furthest airport from Ontario Municipal Airport (ONO) is Tôlanaro Airport (FTU), which is located 10,845 miles (17,454 kilometers) away in Tôlanaro, Madagascar.
- Ontario Municipal Airport (ONO) currently has only 1 runway.
- In the year ending July 13, 2010 the airport had 12,930 general aviation aircraft operations, average 35 per day.