Flights from Chicago to St. Louis

• Flight #333, operated by American Airlines, was the flight with the most delays in 2009, with 11 minutes average delay between flights from Chicago to St. Louis.
• American Airlines, Gojet Airlines, American Connection, UNITED, USA 3000, Shuttle America, Continental Airlines, American Eagle offer flights from Chicago, IL to St. Louis, MO.
• American Airlines carried a total of 305,439 passengers from ORD to STL in 2009.
• American Airlines operated flights from ORD to STL using 4 types of aircraft in 2009.
• The shortest flight between ORD and STL takes about 44 minutes.
• There were 459,833 passengers that flew from Chicago to St. Louis in 2009.
• The newest aircraft servicing ORD to STL in 2009 was Shuttle America's EMB-170 from Embraer. The EMB-170 started flying in 2004.
• The average flight time from Chicago, IL to St. Louis, MO takes about 46 minutes.
• 689,463 seats were available on flights from ORD to STL in 2009. Of those seats, a total of 459,833 passengers flew on all flights from ORD to STL that year.
• In 2009, there were 8 airline companies operating between Chicago and St. Louis.
• American Airlines offers the shortest flight times from Chicago to St. Louis.
• The smallest aircraft servicing flights from ORD to STL for American Eagle is the EMB-135 built by Embraer with 37 seats.
• American Airlines, UNITED operate the shortest flights from Chicago to St. Louis.
• The shortest flight distance between Chicago and St. Louis is 258 miles.
• The average aircraft occupancy on flights from Chicago to St. Louis in 2009 was 59.61%.
• The largest aircraft servicing flights between Chicago and St. Louis from American Airlines is the B767-3/R built by Boeing with 225 seats.
• The oldest aircraft servicing trips from Chicago, IL to St. Louis, MO in 2009 was American Airlines' B757-2 from Boeing which started flying in 1990.

(Source: FAA & BTS 2009 Databases)