Nonstop flight route between St. Mary's, Alaska, United States and Acapulco, Guerrero, Mexico:
Departure Airport:

Arrival Airport:

Distance from KSM to ACA:
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- About this route
- KSM Airport Information
- ACA Airport Information
- Facts about KSM
- Facts about ACA
- Map of Nearest Airports to KSM
- List of Nearest Airports to KSM
- Map of Furthest Airports from KSM
- List of Furthest Airports from KSM
- Map of Nearest Airports to ACA
- List of Nearest Airports to ACA
- Map of Furthest Airports from ACA
- List of Furthest Airports from ACA
About this route:
A direct, nonstop flight between St. Mary's Airport (KSM), St. Mary's, Alaska, United States and General Juan N. Álvarez International Airport (ACA), Acapulco, Guerrero, Mexico would travel a Great Circle distance of 4,351 miles (or 7,001 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 St. Mary's Airport and General Juan N. Álvarez International 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 St. Mary's Airport and General Juan N. Álvarez International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | KSM / PASM |
Airport Name: | St. Mary's Airport |
Location: | St. Mary's, Alaska, United States |
GPS Coordinates: | 62°3'38"N by 163°18'6"W |
Operator/Owner: | Alaska DOT&PF |
Airport Type: | Public |
Elevation: | 312 feet (95 meters) |
# of Runways: | 2 |
View all routes: | Routes from KSM |
More Information: | KSM Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | ACA / MMAA |
Airport Names: |
|
Location: | Acapulco, Guerrero, Mexico |
GPS Coordinates: | 16°45'21"N by 99°45'5"W |
Area Served: | Acapulco |
Operator/Owner: | Grupo Aeroportuario Centro Norte |
Airport Type: | Public |
Elevation: | 13 feet (4 meters) |
# of Runways: | 2 |
View all routes: | Routes from ACA |
More Information: | ACA Maps & Info |
Facts about St. Mary's Airport (KSM):
- Because of St. Mary's Airport's relatively low elevation of 312 feet, planes can take off or land at St. Mary's 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 St. Mary's Airport (KSM) is Mountain Village Airport (MOU), which is located only 13 miles (20 kilometers) W of KSM.
- The furthest airport from St. Mary's Airport (KSM) is Cape Town International Airport (CPT), which is located 10,494 miles (16,889 kilometers) away in Cape Town, South Africa.
- St. Mary's Airport (KSM) has 2 runways.
Facts about General Juan N. Álvarez International Airport (ACA):
- In 2012, the airport handled 546,951 passengers, and in 2013 it handled 617,079 passengers.
- The facility has many services for passengers, including restaurants, VIP lounges, and several gates equipped with jetways, and is divided in two terminals, The passenger terminal, serving all scheduled flight and all airlines and the general aviation Terminal, which is a 1960's circular building.
- General Juan N. Álvarez International Airport (ACA) has 2 runways.
- The furthest airport from General Juan N. Álvarez International Airport (ACA) is Sir Gaëtan Duval Airport (RRG), which is located 11,310 miles (18,202 kilometers) away in Rodrigues Island, Mauritius.
- The closest airport to General Juan N. Álvarez International Airport (ACA) is Ixtapa-Zihuatanejo International Airport (ZIH), which is located 127 miles (204 kilometers) WNW of ACA.
- In addition to being known as "General Juan N. Álvarez International Airport", another name for ACA is "Aeropuerto Internacional General Juan N. Álvarez".
- Because of General Juan N. Álvarez International Airport's relatively low elevation of 13 feet, planes can take off or land at General Juan N. Álvarez International 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.