Nonstop flight route between Sembach, Germany and Fort Simpson, Northwest Territories, Canada:
Departure Airport:

Arrival Airport:

Distance from SEX to YFS:
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- About this route
- SEX Airport Information
- YFS Airport Information
- Facts about SEX
- Facts about YFS
- Map of Nearest Airports to SEX
- List of Nearest Airports to SEX
- Map of Furthest Airports from SEX
- List of Furthest Airports from SEX
- Map of Nearest Airports to YFS
- List of Nearest Airports to YFS
- Map of Furthest Airports from YFS
- List of Furthest Airports from YFS
About this route:
A direct, nonstop flight between Sembach KaserneSembach Air Base (SEX), Sembach, Germany and Fort Simpson Airport (YFS), Fort Simpson, Northwest Territories, Canada would travel a Great Circle distance of 4,252 miles (or 6,843 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 Sembach KaserneSembach Air Base and Fort Simpson 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 Sembach KaserneSembach Air Base and Fort Simpson Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SEX / ETAS |
Airport Name: | Sembach KaserneSembach Air Base |
Location: | Sembach, Germany |
GPS Coordinates: | 49°31'41"N by 7°51'56"E |
Operator/Owner: | United States with authority from Germany |
View all routes: | Routes from SEX |
More Information: | SEX Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | YFS / CYFS |
Airport Name: | Fort Simpson Airport |
Location: | Fort Simpson, Northwest Territories, Canada |
GPS Coordinates: | 61°45'37"N by 121°14'12"W |
Operator/Owner: | Government of the Northwest Territories |
Elevation: | 556 feet (169 meters) |
# of Runways: | 1 |
View all routes: | Routes from YFS |
More Information: | YFS Maps & Info |
Facts about Sembach KaserneSembach Air Base (SEX):
- On 30 November 1954, the 30th TRS received the first Martin RB-57A Canberra, to replace its World War II vintage RB-26 Invaders.
- During the Cold War, Sembach Air Base housed a variety of USAF Tactical Reconnaissance, Close Air Support and Tactical Air Control units as a front line NATO air base.
- The third and final phase of construction at Sembach Air Base was conducted in the summer of 1954 when the housing area was built.
- As part of the general withdrawal of French occupation forces from the left bank of the Rhine in 1930, the French abandoned the airfield on June 15, 1930.
- At Nouasseur all training missions were accomplished as required.
- Many workers were brought in to build the new base, and the village of Sembach took on the character of a boomtown.
- The furthest airport from Sembach KaserneSembach Air Base (SEX) is Chatham Islands (CHT), which is located 11,992 miles (19,299 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- The closest airport to Sembach KaserneSembach Air Base (SEX) is Ramstein Air Base (RMS), which is located only 13 miles (21 kilometers) WSW of SEX.
- In February 1957, the RB-57s of the 30th TFS at Sembach were also being replaced by the Douglas RB-66 Destroyer.
Facts about Fort Simpson Airport (YFS):
- Fort Simpson Airport (YFS) currently has only 1 runway.
- The furthest airport from Fort Simpson Airport (YFS) is Port Alfred Airport (AFD), which is located 10,037 miles (16,152 kilometers) away in Port Alfred, South Africa.
- Because of Fort Simpson Airport's relatively low elevation of 556 feet, planes can take off or land at Fort Simpson 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 Fort Simpson Airport (YFS) is Wrigley Airport (YWY), which is located 122 miles (197 kilometers) NW of YFS.