Nonstop flight route between Shemya, Alaska, United States and Port McNeill, British Columbia, Canada:
Departure Airport:
Arrival Airport:
Distance from SYA to YMP:
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- About this route
 - SYA Airport Information
 - YMP Airport Information
 - Facts about SYA
 - Facts about YMP
 - 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 YMP
 - List of Nearest Airports to YMP
 - Map of Furthest Airports from YMP
 - List of Furthest Airports from YMP
 
About this route:
A direct, nonstop flight between Eareckson Air Station (SYA), Shemya, Alaska, United States and Port McNeill Airport (YMP), Port McNeill, British Columbia, Canada would travel a Great Circle distance of 2,457 miles (or 3,954 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 Eareckson Air Station and Port McNeill Airport, the route shown on this map most likely still appears to be a straight line.
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: | YMP / | 
| Airport Names: | 
                    
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| Location: | Port McNeill, British Columbia, Canada | 
| GPS Coordinates: | 50°34'32"N by 127°1'42"W | 
| Operator/Owner: | Town of Port McNeill | 
| Airport Type: | Public | 
| Elevation: | 225 feet (69 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from YMP | 
| More Information: | YMP Maps & Info | 
Facts about Eareckson Air Station (SYA):
- 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 " ".
 - Eareckson Air Station (SYA) currently has only 1 runway.
 - By the end of 1944, several hundred American airmen had been interned by the Russians after their crippled aircraft landed on Petropavlovsk on the Kamchatka Peninsula.
 - With the successful completion of the Aleutian Campaign in August 1943, Eleventh Air Force came within striking distance of the Japanese Kurile Islands, the northernmost being 750 miles to the south-southwest of Shemya.
 - The base host squadron was re-designated the 5073rd Air Base Squadron on October 1962, and upgraded to a group on 15 October 1974 in recognition of the number and complexities of the tenant units it supported.
 - 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.
 - 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.
 - On 10 July 1943, eight B-25 Mitchells from the 77th Bombardment Squadron left Adak AAF and refueled at Alexai Point AAF on Attu.
 
Facts about Port McNeill Airport (YMP):
- In addition to being known as "Port McNeill Airport", another name for YMP is "CAT5".
 - Because of Port McNeill Airport's relatively low elevation of 225 feet, planes can take off or land at Port McNeill 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.
 - Port McNeill Airport (YMP) has 2 runways.
 - The furthest airport from Port McNeill Airport (YMP) is East London Airport (ELS), which is located 10,679 miles (17,186 kilometers) away in East London, South Africa.
 - The closest airport to Port McNeill Airport (YMP) is Alert Bay Airport (YAL), which is located only 5 miles (8 kilometers) E of YMP.
 
