Nonstop flight route between Boise, Idaho, United States and Chatham, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from BOI to CYM:
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- About this route
- BOI Airport Information
- CYM Airport Information
- Facts about BOI
- Facts about CYM
- Map of Nearest Airports to BOI
- List of Nearest Airports to BOI
- Map of Furthest Airports from BOI
- List of Furthest Airports from BOI
- Map of Nearest Airports to CYM
- List of Nearest Airports to CYM
- Map of Furthest Airports from CYM
- List of Furthest Airports from CYM
About this route:
A direct, nonstop flight between Boise Airport (BOI), Boise, Idaho, United States and Chatham Seaplane Base (CYM), Chatham, Alaska, United States would travel a Great Circle distance of 1,258 miles (or 2,025 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 Boise Airport and Chatham Seaplane Base, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | BOI / KBOI |
Airport Names: |
|
Location: | Boise, Idaho, United States |
GPS Coordinates: | 43°33'51"N by 116°13'22"W |
Area Served: | Boise, Idaho |
Airport Type: | Public |
Elevation: | 2871 feet (875 meters) |
# of Runways: | 3 |
View all routes: | Routes from BOI |
More Information: | BOI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | CYM / |
Airport Name: | Chatham Seaplane Base |
Location: | Chatham, Alaska, United States |
GPS Coordinates: | 57°30'54"N by 134°56'45"W |
Area Served: | Chatham, Alaska |
Operator/Owner: | Chatham Cannery Ltd. |
Airport Type: | Public use |
Elevation: | 0 feet (0 meters) |
# of Runways: | 1 |
View all routes: | Routes from CYM |
More Information: | CYM Maps & Info |
Facts about Boise Airport (BOI):
- Boise Airport (BOI) has 3 runways.
- In addition to being known as "Boise Airport", other names for BOI include "Boise Air Terminal" and "Gowen Field".
- The closest airport to Boise Airport (BOI) is Mountain Home Air Force Base (MUO), which is located 40 miles (64 kilometers) SSE of BOI.
- In 2005 over 3 million passengers passed through the airport.
- The furthest airport from Boise Airport (BOI) is Tôlanaro Airport (FTU), which is located 10,843 miles (17,451 kilometers) away in Tôlanaro, Madagascar.
- In addition to being a commercial and general aviation airport, Boise also sees use by the Idaho Air National Guard on the Gowen Field Air National Guard Base portion of the airport.
- The Boise Airport was a hub for Horizon Air from the late 1980s to the early 2000s with over 50 flights to 15 destinations at its peak, but was scaled down post 9/11.
- During World War II the Army Air Corps, later Army Air Forces, leased the field for use a training base for B-17 Flying Fortress and B-24 Liberator bomber crews.
Facts about Chatham Seaplane Base (CYM):
- The furthest airport from Chatham Seaplane Base (CYM) is Port Alfred Airport (AFD), which is located 10,576 miles (17,020 kilometers) away in Port Alfred, South Africa.
- Because of Chatham Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Chatham Seaplane Base 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 Chatham Seaplane Base (CYM) is Angoon Seaplane Base (AGN), which is located only 13 miles (22 kilometers) E of CYM.
- Chatham Seaplane Base (CYM) currently has only 1 runway.