Cheap STL to Chicago flights

Book your STL to ORD flights with Expedia and find last-minute St. Louis to Chicago airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between STL and ORD, with new flight deals and promotions almost daily. When you book your next trip from Lambert St. Louis Intl. to O'Hare 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.

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!

STL to ORD Route Map

St. Louis to Chicago Flights, Stats and Airplanes

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

Destination:
Distance:
258.12 miles

Airline carriers and aircraft used on flights from STL to ORD

Airline Carrier

Alaska Airlines, Inc.
American Airlines
American Airlines
American Airlines
Continental Airlines
Continental Airlines
Continental Airlines
Continental Airlines
Etihad Airways
Gulf Air Bahrain
United Airlines
United Airlines
United Airlines
United Airlines
US Airways
US Airways
US Airways
US Airways

Aircraft

McDonnell Douglas MD80
Boeing 757 all pax models
McDonnell Douglas MD80
McDonnell Douglas MD83
Canadair Regional Jet
Canadair Regional Jet 700
Embraer 170
Embraer RJ145 Amazon
McDonnell Douglas MD83
McDonnell Douglas MD83
Canadair Regional Jet
Canadair Regional Jet 700
Embraer 170
Embraer RJ145 Amazon
Canadair Regional Jet
Canadair Regional Jet 700
Embraer 170
Embraer RJ145 Amazon

STL - Lambert St. Louis Intl. Airlines

Browse the most popular airlines servicing the St. Louis (STL) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

ORD - O'Hare Intl. Airlines

Browse the most popular airlines servicing the Chicago (ORD) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

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

  • The shortest flight between STL and ORD takes about 44 minutes.
  • American Airlines operated flights from STL to ORD using 5 types of aircraft in 2009.
  • The shortest flight distance between St. Louis and Chicago is 258 miles.
  • In 2009, there were 11 airline companies operating between St. Louis and Chicago.
  • The smallest aircraft servicing flights from STL to ORD for American Connection is the EMB-145 built by Embraer with 50 seats.
  • The newest aircraft servicing STL to ORD in 2009 was American Airlines' B737-8 from Boeing. The B737-8 started flying in 1998.
  • 702,857 seats were available on flights from STL to ORD in 2009. Of those seats, a total of 468,324 passengers flew on all flights from STL to ORD that year.
  • The average flight time from St. Louis, MO to Chicago, IL takes about 45 minutes.
  • The largest aircraft servicing flights between St. Louis and Chicago from American Airlines is the B777-2 built by Boeing with 246 seats.
  • UNITED, American Airlines operate the shortest flights from St. Louis to Chicago.
  • The oldest aircraft servicing trips from St. Louis, MO to Chicago, IL in 2009 was American Airlines' B757-2 from Boeing which started flying in 1990.
  • American Airlines offers the shortest flight times from St. Louis to Chicago.
  • There were 468,324 passengers that flew from St. Louis to Chicago in 2009.
  • American Airlines carried a total of 308,491 passengers from STL to ORD in 2009.
  • Flight #31, operated by UNITED, was the flight with the most delays in 2009, with 23 minutes average delay between flights from St. Louis to Chicago.
  • The average aircraft occupancy on flights from St. Louis to Chicago in 2009 was 70.02%.
  • American Airlines, American Connection, Gojet Airlines, UNITED, Mexicana, Delta Airlines, USA 3000, US Airways, Skywest Air, American Eagle, ExpressJet Airlines offer flights from St. Louis, MO to Chicago, IL.

(Source: FAA & BTS 2009 Databases)