Nonstop flight route between Houston, Texas, United States and Springfield, Illinois, United States:
Departure Airport:

Arrival Airport:

Distance from IAH to SPI:
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- About this route
- IAH Airport Information
- SPI Airport Information
- Facts about IAH
- Facts about SPI
- Map of Nearest Airports to IAH
- List of Nearest Airports to IAH
- Map of Furthest Airports from IAH
- List of Furthest Airports from IAH
- Map of Nearest Airports to SPI
- List of Nearest Airports to SPI
- Map of Furthest Airports from SPI
- List of Furthest Airports from SPI
About this route:
A direct, nonstop flight between George Bush Intercontinental Airport (IAH), Houston, Texas, United States and Abraham Lincoln Capital Airport (SPI), Springfield, Illinois, United States would travel a Great Circle distance of 753 miles (or 1,211 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 George Bush Intercontinental Airport and Abraham Lincoln Capital Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | IAH / KIAH |
Airport Names: |
|
Location: | Houston, Texas, United States |
GPS Coordinates: | 29°59'3"N by 95°20'29"W |
Area Served: | Houston–The Woodlands–Sugar Land |
Operator/Owner: | City of Houston |
Airport Type: | Public |
Elevation: | 97 feet (30 meters) |
# of Runways: | 5 |
View all routes: | Routes from IAH |
More Information: | IAH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | SPI / KSPI |
Airport Name: | Abraham Lincoln Capital Airport |
Location: | Springfield, Illinois, United States |
GPS Coordinates: | 39°50'39"N by 89°40'41"W |
Area Served: | Springfield, Illinois |
Operator/Owner: | Springfield Airport Authority |
Airport Type: | Public |
Elevation: | 598 feet (182 meters) |
# of Runways: | 3 |
View all routes: | Routes from SPI |
More Information: | SPI Maps & Info |
Facts about George Bush Intercontinental Airport (IAH):
- The closest airport to George Bush Intercontinental Airport (IAH) is David Wayne Hooks Memorial Airport (DWH), which is located only 14 miles (22 kilometers) WNW of IAH.
- Terminal C was the third terminal to open at the airport following A and B in 1981.
- Because of George Bush Intercontinental Airport's relatively low elevation of 97 feet, planes can take off or land at George Bush Intercontinental 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.
- George Bush Intercontinental Airport (IAH) has 5 runways.
- As of 2007, Terminals A and B remain from the original design of the airport.
- George Bush Intercontinental Airport handled 40,128,953 passengers last year.
- United Airlines offers thrice-daily bus service to Beaumont, TX, which replaced its air service on July 1, 2012.
- On April 24, 2014, Spirit Airlines announced new services from Houston, to 6 new domestic destinations, including Atlanta, Fort Lauderdale, Kansas City, New Orleans and San Diego.
- In addition to being known as "George Bush Intercontinental Airport", another name for IAH is "Houston-Intercontinental".
- Houston Intercontinental had been scheduled to open in 1967, but design changes regarding the terminals created cost overruns and construction delays.
- The furthest airport from George Bush Intercontinental Airport (IAH) is Cocos (Keeling) Island Airport (CCK), which is located 10,981 miles (17,672 kilometers) away in Cocos Islands, Australia.
- Houston Intercontinental Airport, as it was originally known, opened in June 1969.
Facts about Abraham Lincoln Capital Airport (SPI):
- Abraham Lincoln Capital Airport (SPI) has 3 runways.
- The furthest airport from Abraham Lincoln Capital Airport (SPI) is Margaret River Airport (MGV), which is located 11,013 miles (17,724 kilometers) away in Margaret River, Western Australia, Australia.
- The 183 FW remains in place at Capital Airport AGS minus a flying mission while the U.S.
- The closest airport to Abraham Lincoln Capital Airport (SPI) is Decatur Airport (DEC), which is located 43 miles (69 kilometers) E of SPI.
- Because of Abraham Lincoln Capital Airport's relatively low elevation of 598 feet, planes can take off or land at Abraham Lincoln Capital 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.