Nonstop flight route between Great Falls, Montana, United States and Sachs Harbour, Northwest Territories, Canada:
Departure Airport:

Arrival Airport:

Distance from GFA to YSY:
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- About this route
- GFA Airport Information
- YSY Airport Information
- Facts about GFA
- Facts about YSY
- Map of Nearest Airports to GFA
- List of Nearest Airports to GFA
- Map of Furthest Airports from GFA
- List of Furthest Airports from GFA
- Map of Nearest Airports to YSY
- List of Nearest Airports to YSY
- Map of Furthest Airports from YSY
- List of Furthest Airports from YSY
About this route:
A direct, nonstop flight between Malmstrom Air Force Base (GFA), Great Falls, Montana, United States and Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport (YSY), Sachs Harbour, Northwest Territories, Canada would travel a Great Circle distance of 1,751 miles (or 2,818 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 Malmstrom Air Force Base and Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | GFA / KGFA |
Airport Names: |
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Location: | Great Falls, Montana, United States |
GPS Coordinates: | 47°30'16"N by 111°11'13"W |
View all routes: | Routes from GFA |
More Information: | GFA Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | YSY / CYSY |
Airport Name: | Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport |
Location: | Sachs Harbour, Northwest Territories, Canada |
GPS Coordinates: | 71°59'36"N by 125°14'29"W |
Operator/Owner: | Government of the Northwest Territories |
Airport Type: | Public |
Elevation: | 283 feet (86 meters) |
# of Runways: | 1 |
View all routes: | Routes from YSY |
More Information: | YSY Maps & Info |
Facts about Malmstrom Air Force Base (GFA):
- The closest airport to Malmstrom Air Force Base (GFA) is Great Falls International Airport (GTF), which is located only 9 miles (14 kilometers) W of GFA.
- In 1959 a SAGE data center was established at Malmstrom.
- Malmstrom Air Force Base traces its beginnings back to 1939 when World War II broke out in Europe.
- Construction of the wing's first launch facility began in March 1961 and was completed in December.
- In addition to being known as "Malmstrom Air Force Base", another name for GFA is "Malmstrom AFB".
- Later, the 517th Air Transport Wing was redesginated the 1701st Air Transport Wing on 1 June 1948 when Air Transport Command was redesignated the Military Air Transport Service.
- DC-20 was initially under the Great Falls Air Defense Sector, established on 1 March 1959.
- Great Falls became the temporary home of the 582nd Air Resupply and Communications Wing on 1 May 1953 which was transferred from Mountain Home AFB, Idaho.
- The furthest airport from Malmstrom Air Force Base (GFA) is Sir Gaëtan Duval Airport (RRG), which is located 10,495 miles (16,891 kilometers) away in Rodrigues Island, Mauritius.
Facts about Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport (YSY):
- Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport (YSY) currently has only 1 runway.
- Because of Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport's relatively low elevation of 283 feet, planes can take off or land at Sachs Harbour (David Nasogaluak Jr. Saaryuaq) 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 Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport (YSY) is Paulatuk (Nora Aliqatchialuk Ruben) Airport (YPC), which is located 184 miles (296 kilometers) S of YSY.
- The furthest airport from Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport (YSY) is Teniente Rodolfo Marsh Airport (TNM), which is located 9,780 miles (15,739 kilometers) away in Villa Las Estrellas, Antarctica.