Cheap STL to Pittsburgh flights

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

St. Louis to Pittsburgh Flights, Stats and Airplanes

Route information for flights from Lambert St. Louis Intl. to Pittsburgh Intl..

Destination:
Distance:
552.42 miles

Airline carriers and aircraft used on flights from STL to PIT

Airline Carrier

United Airlines
US Airways

Aircraft

Embraer RJ135 / RJ140 / RJ145
Embraer RJ135 / RJ140 / RJ145

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.

PIT - Pittsburgh Intl. Airlines

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

Interesting Facts About Flights from St. Louis to Pittsburgh (STL to PIT)

  • In 2009, there were 3 airline companies operating between St. Louis and Pittsburgh.
  • There were 26,220 passengers that flew from St. Louis to Pittsburgh in 2009.
  • The oldest aircraft servicing trips from St. Louis, MO to Pittsburgh, PA in 2009 was American Airlines' MD-80 from Mcdonnell Douglas which started flying in 1990.
  • The smallest aircraft servicing flights from STL to PIT for American Connection is the EMB-145 built by Embraer with 50 seats.
  • 41,066 seats were available on flights from STL to PIT in 2009. Of those seats, a total of 26,220 passengers flew on all flights from STL to PIT that year.
  • The largest aircraft servicing flights between St. Louis and Pittsburgh from American Airlines is the B757-2 built by Boeing with 188 seats.
  • American Connection, American Airlines, Continental Airlines offer flights from St. Louis, MO to Pittsburgh, PA.
  • The newest aircraft servicing STL to PIT in 2009 was Republic Airlines' EMB-170 from Embraer. The EMB-170 started flying in 2004.
  • American Connection carried a total of 26,016 passengers from STL to PIT in 2009.
  • The average aircraft occupancy on flights from St. Louis to Pittsburgh in 2009 was 60.07%.
  • American Airlines operated flights from STL to PIT using 2 types of aircraft in 2009.

(Source: FAA & BTS 2009 Databases)