Nonstop flight route between Fort Sill, Oklahoma, United States and Waterford, Ireland:
Departure Airport:

Arrival Airport:

Distance from FSI to WAT:
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- About this route
- FSI Airport Information
- WAT Airport Information
- Facts about FSI
- Facts about WAT
- 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 WAT
- List of Nearest Airports to WAT
- Map of Furthest Airports from WAT
- List of Furthest Airports from WAT
About this route:
A direct, nonstop flight between Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States and Waterford Airport (WAT), Waterford, Ireland would travel a Great Circle distance of 4,425 miles (or 7,122 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 Henry Post Army Airfield and Waterford 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 Henry Post Army Airfield and Waterford Airport. You'll see that it will travel the same route of the red line on this map!
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: | WAT / EIWF |
Airport Names: |
|
Location: | Waterford, Ireland |
GPS Coordinates: | 52°11'13"N by 7°5'12"W |
Area Served: | Waterford, Ireland |
Operator/Owner: | Waterford Regional Airport |
Airport Type: | Public |
Elevation: | 119 feet (36 meters) |
View all routes: | Routes from WAT |
More Information: | WAT Maps & Info |
Facts about Henry Post Army Airfield (FSI):
- There are no air units currently stationed at the airfield, however air operations for transient units are provided by permanent party personnel.
- 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.
- Although the Signal corps had been supplying Observation aircraft for the United States Army Field Artillery School since 1915.
- With the end of World War I, in October 1919 Post Field was deactivated as an active duty airfield in accordance with sharply reduced military budgets, and a small caretaker unit was assigned to the facility for administrative reasons to support the balloon school/company.
- 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.
- Henry Post AAF has one runway designated 17/35 with a concrete surface measuring 5,001 by 200 feet.
- In 1940 the Artillery decided that the Air Corps had outgrown such mundane chores as artillery spotting, and it was decided that it would take care of itself with its own observation aircraft.
- Air Service/Corps units assigned to Post Field between 1919 and 1941
- 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.
- Henry Post Army Airfield (FSI) currently has only 1 runway.
Facts about Waterford Airport (WAT):
- Flybe announced a route to Manchester starting 22 May 2013, which was dropped by Aer Lingus Regional on 6 January.
- Waterford Airport has four check-in desks, an information desk, two boarding gates and two baggage carousels.
- Because of Waterford Airport's relatively low elevation of 119 feet, planes can take off or land at Waterford 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 airport is on the R708 road which can be accessed from the R710 outer ring road in Waterford.
- The furthest airport from Waterford Airport (WAT) is Ryan's Creek Aerodrome (SZS), which is nearly antipodal to Waterford Airport (meaning Waterford Airport is almost on the exact opposite side of the Earth from Ryan's Creek Aerodrome), and is located 12,013 miles (19,333 kilometers) away in Stewart Island, New Zealand.
- The fully upgraded and remodelled connecting regional road, R708, from Waterford city to the airport was completed in early July 2008, reducing the journey time from Waterford city centre to the airport to 10 minutes at off peak times and from the outer ring road, R470, to the airport to 5 minutes.
- The closest airport to Waterford Airport (WAT) is Kilkenny Airport (KKY), which is located 33 miles (53 kilometers) NNW of WAT.
- In 2006 Waterford Airport celebrated 21 years of scheduled operations.
- Waterford Airport handled 8,000 passengers last year.
- In addition to being known as "Waterford Airport", another name for WAT is "Aerfort Phort Láirge".