Nonstop flight route between Jacksonville, Illinois, United States and Seward, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from IJX to SWD:
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- About this route
- IJX Airport Information
- SWD Airport Information
- Facts about IJX
- Facts about SWD
- Map of Nearest Airports to IJX
- List of Nearest Airports to IJX
- Map of Furthest Airports from IJX
- List of Furthest Airports from IJX
- Map of Nearest Airports to SWD
- List of Nearest Airports to SWD
- Map of Furthest Airports from SWD
- List of Furthest Airports from SWD
About this route:
A direct, nonstop flight between Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 (IJX), Jacksonville, Illinois, United States and Seward Airport (SWD), Seward, Alaska, United States would travel a Great Circle distance of 3,664 miles (or 5,896 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 Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 and Seward 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 Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 and Seward Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | IJX / KIJX |
Airport Name: | Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 |
Location: | Jacksonville, Illinois, United States |
GPS Coordinates: | 30°25'12"N by 81°38'24"W |
Elevation: | 20 feet (6 meters) |
View all routes: | Routes from IJX |
More Information: | IJX Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | SWD / PAWD |
Airport Name: | Seward Airport |
Location: | Seward, Alaska, United States |
GPS Coordinates: | 60°7'36"N by 149°25'8"W |
Area Served: | Seward, Alaska |
Operator/Owner: | Alaska DOT&PF - Central Region |
Airport Type: | Public |
Elevation: | 22 feet (7 meters) |
# of Runways: | 2 |
View all routes: | Routes from SWD |
More Information: | SWD Maps & Info |
Facts about Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 (IJX):
- The closest airport to Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 (IJX) is Jacksonville International Airport (JAX), which is located only 6 miles (9 kilometers) NNW of IJX.
- Originally named Jacksonville Municipal Airport Number One, in the 1950s the facility was renamed after Thomas Cole Imeson, city councilman and later longtime commissioner in charge of airports and highways.
- The southeastern portion of Runway 30 has been reused as Imeson Park Boulevard.
- The furthest airport from Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 (IJX) is Shark Bay Airport (MJK), which is located 11,460 miles (18,442 kilometers) away in Monkey Mia, Western Australia, Australia.
- Because of Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1's relatively low elevation of 20 feet, planes can take off or land at Imeson FieldJacksonville Army AirfieldNaval Auxiliary Air Station Jacksonville #1 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 largest airliner scheduled to Imeson was the McDonnell Douglas DC-8-61 flown by Delta Air Lines.
- With the closure of the base by Technical Service Command, a small portion of Jacksonville Army Airfield was transferred to the jurisdiction of Fourteenth Air Force on 15 December 1946 for subsequent use by postwar reserve forces.
- During 1944 and 1945 Air Service Command used Jacksonville AAF as a staging base for Station Compliment squadrons prior to their overseas deployment.
- Local pilot Laurie Yonge offered airplane rides from the beaches.
Facts about Seward Airport (SWD):
- Because of Seward Airport's relatively low elevation of 22 feet, planes can take off or land at Seward 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 was built during World War II.
- Seward Airport (SWD) has 2 runways.
- The closest airport to Seward Airport (SWD) is Chenega Bay Airport (NCN), which is located 49 miles (79 kilometers) E of SWD.
- The furthest airport from Seward Airport (SWD) is Port Elizabeth International Airport (PLZ), which is located 10,617 miles (17,086 kilometers) away in Port Elizabeth, South Africa.