Nonstop flight route between Lansdowne House, Ontario, Canada and Portland, Maine, United States:
Departure Airport:

Arrival Airport:

Distance from YLH to PWM:
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- About this route
- YLH Airport Information
- PWM Airport Information
- Facts about YLH
- Facts about PWM
- Map of Nearest Airports to YLH
- List of Nearest Airports to YLH
- Map of Furthest Airports from YLH
- List of Furthest Airports from YLH
- Map of Nearest Airports to PWM
- List of Nearest Airports to PWM
- Map of Furthest Airports from PWM
- List of Furthest Airports from PWM
About this route:
A direct, nonstop flight between Lansdowne House Airport (YLH), Lansdowne House, Ontario, Canada and Portland International Jetport (PWM), Portland, Maine, United States would travel a Great Circle distance of 1,003 miles (or 1,614 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 relatively short distance between Lansdowne House Airport and Portland International Jetport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | YLH / CYLH |
Airport Name: | Lansdowne House Airport |
Location: | Lansdowne House, Ontario, Canada |
GPS Coordinates: | 52°11'44"N by 87°56'3"W |
Operator/Owner: | Government of Ontario |
Airport Type: | Public |
Elevation: | 834 feet (254 meters) |
# of Runways: | 1 |
View all routes: | Routes from YLH |
More Information: | YLH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | PWM / KPWM |
Airport Name: | Portland International Jetport |
Location: | Portland, Maine, United States |
GPS Coordinates: | 43°38'45"N by 70°18'33"W |
Area Served: | Portland, Maine |
Airport Type: | Public |
Elevation: | 76 feet (23 meters) |
# of Runways: | 2 |
View all routes: | Routes from PWM |
More Information: | PWM Maps & Info |
Facts about Lansdowne House Airport (YLH):
- The furthest airport from Lansdowne House Airport (YLH) is Margaret River Airport (MGV), which is located 10,735 miles (17,277 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Lansdowne House Airport's relatively low elevation of 834 feet, planes can take off or land at Lansdowne House 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 Lansdowne House Airport (YLH) is Fort Hope Airport (YFH), which is located 44 miles (70 kilometers) S of YLH.
- Lansdowne House Airport (YLH) currently has only 1 runway.
Facts about Portland International Jetport (PWM):
- The furthest airport from Portland International Jetport (PWM) is Margaret River Airport (MGV), which is located 11,705 miles (18,838 kilometers) away in Margaret River, Western Australia, Australia.
- The closest airport to Portland International Jetport (PWM) is Naval Air Station Brunswick (NHZ), which is located 25 miles (40 kilometers) NE of PWM.
- On September 1, 2005 Delta Air Lines ended mainline service to PWM.
- Portland International Jetport (PWM) has 2 runways.
- The Jetport began construction on its expanded terminal as well as several infrastructure improvements in 2010.
- Because of Portland International Jetport's relatively low elevation of 76 feet, planes can take off or land at Portland International Jetport 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.
- 1987 saw the arrival of Continental Airlines, when the airline bought PEOPLExpress and took over their routes.
- Peoplexpress Airlines arrived in 1983, the first jet competitor to Northeast/Delta at PWM.
- In 1972 Northeast Airlines was bought by Delta Air Lines which retained its routes to Bangor, Boston, and New York.
- The airfield was founded in the late 1920s by Dr.