Nonstop flight route between Shemya, Alaska, United States and SeaTac (near Seattle and Tacoma), Washington, United States:
Departure Airport:
Arrival Airport:
Distance from SYA to SEA:
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- About this route
 - SYA Airport Information
 - SEA Airport Information
 - Facts about SYA
 - Facts about SEA
 - Map of Nearest Airports to SYA
 - List of Nearest Airports to SYA
 - Map of Furthest Airports from SYA
 - List of Furthest Airports from SYA
 - Map of Nearest Airports to SEA
 - List of Nearest Airports to SEA
 - Map of Furthest Airports from SEA
 - List of Furthest Airports from SEA
 
About this route:
A direct, nonstop flight between Eareckson Air Station (SYA), Shemya, Alaska, United States and Seattle–Tacoma International Airport (SEA), SeaTac (near Seattle and Tacoma), Washington, United States would travel a Great Circle distance of 2,749 miles (or 4,424 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 Eareckson Air Station and Seattle–Tacoma 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 Eareckson Air Station and Seattle–Tacoma 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: | SYA / PASY | 
| Airport Names: | 
                    
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| Location: | Shemya, Alaska, United States | 
| GPS Coordinates: | 52°42'43"N by 174°6'48"E | 
| Operator/Owner: | U.S. Air Force | 
| Airport Type: | Military | 
| Elevation: | 97 feet (30 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from SYA | 
| More Information: | SYA Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | SEA / KSEA | 
| Airport Names: | 
                    
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| Location: | SeaTac (near Seattle and Tacoma), Washington, United States | 
| GPS Coordinates: | 47°26'56"N by 122°18'33"W | 
| Area Served: | Seattle; Tacoma, Washington, US | 
| Airport Type: | Public | 
| Elevation: | 433 feet (132 meters) | 
| # of Runways: | 3 | 
| View all routes: | Routes from SEA | 
| More Information: | SEA Maps & Info | 
Facts about Eareckson Air Station (SYA):
- Shemya also continued to support the Great Circle Route for MATS and later Military Airlift Command transports between Japan and Elmendorf AFB.
 - On 1 April 1995, Eareckson AS was converted to contractor operations and maintenance, providing all support on the island.
 - The furthest airport from Eareckson Air Station (SYA) is Cape Town International Airport (CPT), which is located 10,668 miles (17,168 kilometers) away in Cape Town, South Africa.
 - Because of Eareckson Air Station's relatively low elevation of 97 feet, planes can take off or land at Eareckson Air Station 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.
 - In addition to being known as "Eareckson Air Station", other names for SYA include "Shemya Air Force Base", "Shemya Army Airfield" and " ".
 - The 404th Bombardment Squadron flew B-24 Liberator heavy bombers along with one Beechcraft AT-7, which was used for navigator training.
 - Eareckson Air Station (SYA) currently has only 1 runway.
 - Additional aircraft and personnel reductions occurred in 1945 and almost all air bases other than Alexi Point, Shemya and Davis in the Aleutians were reduced to caretaker status.
 - The closest airport to Eareckson Air Station (SYA) is Casco Cove Coast Guard Station (ATU), which is located 40 miles (65 kilometers) WNW of SYA.
 
Facts about Seattle–Tacoma International Airport (SEA):
- The furthest airport from Seattle–Tacoma International Airport (SEA) is Tôlanaro Airport (FTU), which is located 10,781 miles (17,350 kilometers) away in Tôlanaro, Madagascar.
 - Because of Seattle–Tacoma International Airport's relatively low elevation of 433 feet, planes can take off or land at Seattle–Tacoma 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.
 - The top five carriers at the airport in number of passengers carried in 2012 were Alaska Airlines, Horizon Air, Delta Air Lines, Southwest Airlines, and United Airlines.
 - The closest airport to Seattle–Tacoma International Airport (SEA) is Renton Municipal Airport (RNT), which is located only 5 miles (9 kilometers) NE of SEA.
 - In addition to being known as "Seattle–Tacoma International Airport", another name for SEA is "Sea–Tac Airport".
 - Citing increased landing fees and other costs due to the aforementioned work at the airport, Southwest Airlines threatened in 2005 to move to nearby Boeing Field.
 - Seattle–Tacoma International Airport (SEA) has 3 runways.
 - The new 3rd runway opened on November 20, 2008, with a total construction cost of $1.1 billion.
 - Seattle–Tacoma International Airport handled 34,776,666 passengers last year.
 - The facility was originally scheduled to open in Spring 2011.
 - Starting in the late 1980s, the Port of Seattle and a council representing local county governments considered the future of air traffic in the region and predicted that airport could reach capacity by 2000.
 
