Nonstop flight route between Fort Sill, Oklahoma, United States and Delta, British Columbia, Canada:
Departure Airport:

Arrival Airport:

Distance from FSI to YDT:
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- About this route
- FSI Airport Information
- YDT Airport Information
- Facts about FSI
- Facts about YDT
- Map of Nearest Airports to FSI
- List of Nearest Airports to FSI
- Map of Furthest Airports from FSI
- List of Furthest Airports from FSI
- Map of Nearest Airports to YDT
- List of Nearest Airports to YDT
- Map of Furthest Airports from YDT
- List of Furthest Airports from YDT
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Boundary Bay Airport (YDT), Delta, British Columbia, Canada would travel a Great Circle distance of 1,599 miles (or 2,573 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 Henry Post Army Airfield and Boundary Bay Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | FSI / KFSI |
Airport Name: | Henry Post Army Airfield |
Location: | Fort Sill, Oklahoma, United States |
GPS Coordinates: | 34°38'58"N by 98°24'7"W |
Operator/Owner: | U.S. Army ATCA-ASO |
Airport Type: | Military |
Elevation: | 1189 feet (362 meters) |
# of Runways: | 1 |
View all routes: | Routes from FSI |
More Information: | FSI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | YDT / CZBB |
Airport Names: |
|
Location: | Delta, British Columbia, Canada |
GPS Coordinates: | 49°4'27"N by 123°0'26"W |
Operator/Owner: | Corporation of Delta |
Airport Type: | Public |
Elevation: | 6 feet (2 meters) |
# of Runways: | 2 |
View all routes: | Routes from YDT |
More Information: | YDT Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- Henry Post Army Airfield (FSI) currently has only 1 runway.
- After returning from combat duty in France, a cadre of the 135th Aero Squadron ) was assigned to Post Field as an observation squadron, supplying aircraft for the United States Army Field Artillery School at Fort Sill and supported Army units at Fort Leavenworth, Kansas.
- The furthest airport from Henry Post Army Airfield (FSI) is Sir Gaëtan Duval Airport (RRG), which is located 10,920 miles (17,575 kilometers) away in Rodrigues Island, Mauritius.
- With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
- The closest airport to Henry Post Army Airfield (FSI) is Lawton–Fort Sill Regional Airport (LAW), which is located only 6 miles (9 kilometers) S of FSI.
- The field was named in honor of pioneer aviator 2d Lieutenant Henry Post.
- By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
Facts about Boundary Bay Airport (YDT):
- Investment by Alpha Aviation and a grant from the British Columbia government enabled an extension of runway 07/25, improving usability of the runway for corporate jets.
- Boundary Bay Airport (YDT) has 2 runways.
- The closest airport to Boundary Bay Airport (YDT) is Vancouver International Airport (YVR), which is located only 12 miles (19 kilometers) NW of YDT.
- In 2011, the Corporation of Delta extended Alpha Aviation's lease until 2099.
- The furthest airport from Boundary Bay Airport (YDT) is Tôlanaro Airport (FTU), which is located 10,690 miles (17,204 kilometers) away in Tôlanaro, Madagascar.
- The airport is classified as an airport of entry by NAV CANADA and is staffed by the Canada Border Services Agency.
- In January 2008, Boundary Bay Airport's largest tenant, Heli-One, a division of CHC Helicopter moved into new facilities at Boundary Bay Airport.
- In addition to being known as "Boundary Bay Airport", another name for YDT is "Vancouver/Boundary Bay Airport".
- Because of Boundary Bay Airport's relatively low elevation of 6 feet, planes can take off or land at Boundary Bay 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.