Cheap flights from Illinois to Saint Louis

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Saint Louis, which belongs to the state of Missouri, is the second largest city in the state and has a rich history behind it. The city traces its roots back to the year 1763. It was founded by Pierre LaClede. He founded the city as a place for fur trade. The city was named Saint Louis in honor of the French king, Louis XV, and the saint, Louis IX whom he patronized.... (read more in our Saint Louis History)

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Chicago 

Check our newest flight offers to Saint Louis:

  • $2513E flight 3E 
    FromToDepartureTime
    Chicago, IL (ORD)Saint Louis, MO (STL)04/12/201711:25 am
    Saint Louis, MO (STL)Chicago, IL (ORD)04/23/201703:30 pm
    flyfar.ca check price
  • $2513E flight 3E 
    FromToDepartureTime
    Chicago, IL (ORD)Saint Louis, MO (STL)03/16/201711:25 am
    Saint Louis, MO (STL)Chicago, IL (ORD)03/31/201703:30 pm
    flyfar.ca check price
  • $2513E flight 3E 
    FromToDepartureTime
    Chicago, IL (ORD)Saint Louis, MO (STL)04/16/201708:00 am
    Saint Louis, MO (STL)Chicago, IL (ORD)04/27/201703:30 pm
    flyfar.ca check price
  • $266Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Saint Louis, MO (STL)04/16/201709:50 pm
    Saint Louis, MO (STL)Chicago, IL (ORD)04/27/201705:00 am
    flyfar.ca check price
  • $267Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)Saint Louis, MO (STL)04/12/201709:50 pm
    Saint Louis, MO (STL)Chicago, IL (ORD)04/23/201705:00 am
    flyfar.ca check price
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