Nonstop flight route between Williams Lake, British Columbia, Canada and Portsmouth, New Hampshire, United States:
Departure Airport:

Arrival Airport:

Distance from YWL to PSM:
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- About this route
- YWL Airport Information
- PSM Airport Information
- Facts about YWL
- Facts about PSM
- Map of Nearest Airports to YWL
- List of Nearest Airports to YWL
- Map of Furthest Airports from YWL
- List of Furthest Airports from YWL
- Map of Nearest Airports to PSM
- List of Nearest Airports to PSM
- Map of Furthest Airports from PSM
- List of Furthest Airports from PSM
About this route:
A direct, nonstop flight between Williams Lake Airport (YWL), Williams Lake, British Columbia, Canada and Portsmouth International Airport at Pease (PSM), Portsmouth, New Hampshire, United States would travel a Great Circle distance of 2,413 miles (or 3,883 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 Williams Lake Airport and Portsmouth International Airport at Pease, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | YWL / CYWL |
Airport Name: | Williams Lake Airport |
Location: | Williams Lake, British Columbia, Canada |
GPS Coordinates: | 52°10'59"N by 122°3'15"W |
Operator/Owner: | City of Williams Lake |
Airport Type: | Public |
Elevation: | 3083 feet (940 meters) |
# of Runways: | 1 |
View all routes: | Routes from YWL |
More Information: | YWL Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | PSM / KPSM |
Airport Name: | Portsmouth International Airport at Pease |
Location: | Portsmouth, New Hampshire, United States |
GPS Coordinates: | 43°4'41"N by 70°49'23"W |
Area Served: | Portsmouth, New Hampshire |
Operator/Owner: | Pease Development Authority |
Airport Type: | Public / Military |
Elevation: | 100 feet (30 meters) |
# of Runways: | 1 |
View all routes: | Routes from PSM |
More Information: | PSM Maps & Info |
Facts about Williams Lake Airport (YWL):
- Williams Lake Airport (YWL) currently has only 1 runway.
- The furthest airport from Williams Lake Airport (YWL) is Tôlanaro Airport (FTU), which is located 10,475 miles (16,857 kilometers) away in Tôlanaro, Madagascar.
- The closest airport to Williams Lake Airport (YWL) is South Cariboo Regional Airport (ZMH), which is located 44 miles (70 kilometers) SE of YWL.
Facts about Portsmouth International Airport at Pease (PSM):
- The furthest airport from Portsmouth International Airport at Pease (PSM) is Margaret River Airport (MGV), which is located 11,729 miles (18,875 kilometers) away in Margaret River, Western Australia, Australia.
- Because of Portsmouth International Airport at Pease's relatively low elevation of 100 feet, planes can take off or land at Portsmouth International Airport at Pease 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 Portsmouth International Airport at Pease (PSM) is Sanford Seacoast Regional Airport (SFM), which is located 23 miles (36 kilometers) NNE of PSM.
- Portsmouth International Airport at Pease (PSM) currently has only 1 runway.
- Pease was one of 7 Launch Abort Sites and one of 18 Emergency Landing Sites for NASA space shuttle orbiters.
- It shares the runway with the Pease Air National Guard Base, which is actively utilized by the 157th Air Refueling Wing of the New Hampshire Air National Guard, an Air Mobility Command -gained Air National Guard unit operating the KC-135R Stratotanker aircraft.