Abraham Lincoln Capital Airport — Springfield, United States

Abraham Lincoln Capital Airport serves Springfield, the capital city of Illinois, and is named in honor of the state's most famous historical resident. SPI provides domestic commercial flights connecting Springfield to major hub airports, serving state government travel, business visitors, and tourists drawn to Lincoln historical sites throughout the city. The airport features a terminal reflecting the region's Lincoln heritage and supports general aviation alongside scheduled airline service. As the capital's primary air gateway, Springfield's airport plays a role in state government logistics, given the frequent travel demands of legislators, lobbyists, and officials moving between Springfield and Chicago or Washington, D.C.