Cheap flights from Saint Louis to Chicago
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Check our current prices for flights from Saint Louis to Chicago. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Saint Louis to Chicago, you will need to run a search below.
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Cheap Chicago airfares from $140/RT are provided by Cheapoair.com. Outbound flight is leaving on 03/19/2025, 12:15 pm from St. Louis Intl (STL) airport and arrives at Chicago O`hare (ORD) at 03:50 pm. The flight time is 3 hours and 35 minutes. The Returning flight departes on 03/26/2025, 08:20 pm (other return dates are also available). Date posted: 15 Feb 2025
Price evolution for flights From Saint Louis To Chicago
Recent Deals on Flights from Saint Louis to Chicago:Roundtrip / Oneway
- $140
Itali Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Chicago, IL (ORD) 03/19/2025 12:15 pm Chicago, IL (ORD) Saint Louis, MO (STL) 03/26/2025 08:20 pm - $145 Itali Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Chicago, IL (ORD) 03/17/2025 12:15 pm Chicago, IL (ORD) Saint Louis, MO (STL) 04/01/2025 08:20 pm - $166
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Chicago, IL (ORD) 03/17/2025 12:15 pm Chicago, IL (ORD) Saint Louis, MO (STL) 04/01/2025 10:40 am - $208 Multiple Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Chicago, IL (ORD) 03/19/2025 12:15 pm Chicago, IL (ORD) Saint Louis, MO (STL) 03/26/2025 10:10 am - $72 Itali Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Chicago, IL (ORD) 03/21/2025 12:15 pm - $360
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Chicago, IL (ORD) 03/21/2025 06:55 pm
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Know what to do when flying to Chicago?
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