Nonstop flight route between Yamagata, Japan and Seattle, Washington, United States:
Departure Airport:

Arrival Airport:

Distance from SYO to BFI:
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- About this route
- SYO Airport Information
- BFI Airport Information
- Facts about SYO
- Facts about BFI
- Map of Nearest Airports to SYO
- List of Nearest Airports to SYO
- Map of Furthest Airports from SYO
- List of Furthest Airports from SYO
- Map of Nearest Airports to BFI
- List of Nearest Airports to BFI
- Map of Furthest Airports from BFI
- List of Furthest Airports from BFI
About this route:
A direct, nonstop flight between Shonai Airport (SYO), Yamagata, Japan and King County International Airport (BFI), Seattle, Washington, United States would travel a Great Circle distance of 4,633 miles (or 7,456 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 Shonai Airport and King County 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 Shonai Airport and King County 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: | SYO / RJSY |
Airport Names: |
|
Location: | Yamagata, Japan |
GPS Coordinates: | 38°48'43"N by 139°47'13"E |
Area Served: | Sakata, Yamagata |
Airport Type: | Public |
Elevation: | 72 feet (22 meters) |
# of Runways: | 1 |
View all routes: | Routes from SYO |
More Information: | SYO Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | BFI / KBFI |
Airport Names: |
|
Location: | Seattle, Washington, United States |
GPS Coordinates: | 47°31'48"N by 122°18'6"W |
Area Served: | Seattle, Washington |
Airport Type: | Public |
Elevation: | 21 feet (6 meters) |
# of Runways: | 2 |
View all routes: | Routes from BFI |
More Information: | BFI Maps & Info |
Facts about Shonai Airport (SYO):
- Because of Shonai Airport's relatively low elevation of 72 feet, planes can take off or land at Shonai 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 Shonai Airport (SYO) is Yamagata Airport (GAJ), which is located 42 miles (67 kilometers) SE of SYO.
- The furthest airport from Shonai Airport (SYO) is Rio Grande Regional Airport (RIG), which is located 11,620 miles (18,701 kilometers) away in Rio Grande, Brazil.
- Seiko Epson has also used the airport for weekly employee charter flights to and from Matsumoto since 1997.
- Shonai Airport (SYO) currently has only 1 runway.
- In addition to being known as "Shonai Airport", other names for SYO include "庄内空港" and "Shonai Kūkō".
Facts about King County International Airport (BFI):
- King County International Airport (BFI) has 2 runways.
- The transfer of ownership of Boeing Field from King County to the Port of Seattle was proposed in 2007 as part of a land swap with land owned by the Port.
- The initial assembly of the 737 was at Boeing Field in the 1960s because the factory in Renton was at capacity building the 707 and 727.
- At one point Aeroamerica scheduled a Boeing 720 to Spokane.
- In addition to being known as "King County International Airport", another name for BFI is "Boeing Field".
- Except for the World War II period, when it was taken over by the U.S.
- The closest airport to King County International Airport (BFI) is Renton Municipal Airport (RNT), which is located only 5 miles (8 kilometers) ESE of BFI.
- Helijet, a helicopter airline based at Vancouver International Airport in British Columbia, scheduled Sikorsky S-76s to the Victoria Harbour Heliport in British Columbia and on to Helijet's Vancouver Harbour Heliport near downtown Vancouver, B.C.
- Because of King County International Airport's relatively low elevation of 21 feet, planes can take off or land at King County 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.
- Boeing Field as seen from the Air Traffic Control Tower
- The furthest airport from King County International Airport (BFI) is Tôlanaro Airport (FTU), which is located 10,775 miles (17,341 kilometers) away in Tôlanaro, Madagascar.