Cheap Flights from Chicago to St. Louis

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Cheap ORD to St. Louis flights

Book your ORD to STL flights with Expedia and find last-minute Chicago to St. Louis airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between ORD and STL, with new flight deals and promotions almost daily. When you book your next trip from O'Hare Intl. to Lambert St. Louis Intl. with Expedia, you can rest assured you’re getting great ticket prices and excellent service from one of the world’s most trusted travel providers.

ORD to STL Flight Schedule

A $ indicates that Expedia.com offers pricing for these airline's flights on the dates shown. A dot () indicates the airline has an available flight scheduled, but Expedia does not provide online booking at this time.

Popular Flights from Chicago, Illinois

Browse popular flight destinations from Chicago (ORD), and plan your next exciting trip. Expedia has cheap flights from Chicago on multiple airline carriers, so book your next trip today!

Popular Flights from St. Louis, Missouri

Browse popular flight destinations from St. Louis (STL), and plan your next exciting trip. Expedia has cheap flights from St. Louis on multiple airline carriers, so book your next trip today!

ORD to STL Route Map


Chicago to St. Louis Flights, Stats and Airplanes

Route information for flights from O'Hare Intl. to Lambert St. Louis Intl..

Distance:
0.00 miles

Airline carriers and aircraft used on flights from ORD to STL

Airline Carrier Aircraft
Alaska Airlines, Inc. McDonnell Douglas MD80
Alaska Airlines, Inc. McDonnell Douglas MD83
American Airlines Boeing 757 all pax models
American Airlines McDonnell Douglas MD80
American Airlines McDonnell Douglas MD83
Continental Airlines Canadair Regional Jet
Continental Airlines Canadair Regional Jet 700
Continental Airlines Embraer 170
Continental Airlines Embraer RJ145 Amazon
Gulf Air Bahrain Boeing 757 all pax models
Gulf Air Bahrain McDonnell Douglas MD83
Royal Jordanian McDonnell Douglas MD80
United Airlines Canadair Regional Jet
United Airlines Canadair Regional Jet 700
United Airlines Embraer 170
United Airlines Embraer RJ145 Amazon
US Airways Canadair Regional Jet
US Airways Canadair Regional Jet 700
US Airways Embraer 170
US Airways Embraer RJ145 Amazon

Interesting Facts About Flights from Chicago to St. Louis (ORD to STL)

  • 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)