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Chicago, IL (ORD) to St. Louis, MO (STL)
 
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Are your travel dates flexible?    See our Fare Comparison Calendar
Prices are per person for roundtrip travel; they are e-ticket prices and include all flight taxes and fees. Prices do not include baggage fees or other fees charged directly by the airline.
 1  Choose a departing flight or view complete roundtrips
Sort by:   checkedPrice   not checkedDuration   not checkedDeparture time   not checkedArrival time  
 
flight Roundtrip: from  $351.60
1 ticket left at this price!  at this price!
6:07 am Depart Chicago (ORD)
Arrive St. Louis (STL) 10:43 am
Wed 3-Sep
Duration: 4hr 36mn
Delta Delta 977  / 1570
Connect in Atlanta (Hartsfield-Jackson Atlanta Intl.)
  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
11:20 am Depart Chicago (ORD)
Arrive St. Louis (STL) 12:20 pm
Wed 3-Sep
Duration: 1hr 0mn
American Airlines American Airlines 4363
Nonstop flight

Flight 4363 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
4 tickets left at this price!  at this price!
7:45 am Depart Chicago (ORD)
Arrive St. Louis (STL) 8:50 am
Wed 3-Sep
Duration: 1hr 5mn
American Airlines American Airlines 4223
Nonstop flight

Flight 4223 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
1 ticket left at this price!  at this price!
9:45 am Depart Chicago (ORD)
Arrive St. Louis (STL) 10:50 am
Wed 3-Sep
Duration: 1hr 5mn
American Airlines American Airlines 4367
Nonstop flight

Flight 4367 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
2:00 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 3:05 pm
Wed 3-Sep
Duration: 1hr 5mn
American Airlines American Airlines 1422
Nonstop flight
  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
6:35 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 7:40 pm
Wed 3-Sep
Duration: 1hr 5mn
American Airlines American Airlines 1634
Nonstop flight
  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
6:50 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 7:55 pm
Wed 3-Sep
Duration: 1hr 5mn
American Airlines American Airlines 4349
Nonstop flight

Flight 4349 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
1 ticket left at this price!  at this price!
12:55 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 2:03 pm
Wed 3-Sep
Duration: 1hr 8mn
United United 5023
Nonstop flight

Flight 5023 operated by /TRANS STATES AIRLINES DBA UNITED E

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
5 tickets left at this price!  at this price!
10:10 am Depart Chicago (ORD)
Arrive St. Louis (STL) 11:20 am
Wed 3-Sep
Duration: 1hr 10mn
United United 3419
Nonstop flight

Flight 3419 operated by /TRANS STATES AIRLINES DBA UNITED E

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
2:21 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 3:31 pm
Wed 3-Sep
Duration: 1hr 10mn
United United 4995
Nonstop flight

Flight 4995 operated by /SKYWEST DBA UNITED EXPRESS

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
2 tickets left at this price!  at this price!
8:10 am Depart Chicago (ORD)
Arrive St. Louis (STL) 9:22 am
Wed 3-Sep
Duration: 1hr 12mn
United United 5272
Nonstop flight

Flight 5272 operated by /TRANS STATES AIRLINES DBA UNITED E

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
3:15 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 4:27 pm
Wed 3-Sep
Duration: 1hr 12mn
United United 6117
Nonstop flight

Flight 6117 operated by /EXPRESSJET AIRLINES DBA UNITED EXP

  Baggage Fee Information  

 
flight Roundtrip: from  $414.62
4:18 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 5:30 pm
Wed 3-Sep
Duration: 1hr 12mn
United United 3349
Nonstop flight

Flight 3349 operated by /TRANS STATES AIRLINES DBA UNITED E

  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
1:15 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 4:52 pm
Wed 3-Sep
Duration: 3hr 37mn
Delta Delta 3770  / 1987
Connect in Minneapolis (Minneapolis - St. Paul Intl.)

Flight 3770 operated by /ENDEAVOR AIR DBA DELTA CONNECTION

  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
12:10 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 3:51 pm
Wed 3-Sep
Duration: 3hr 41mn
Delta Delta 1468  / 700
Connect in Detroit (DTW)
  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
10:10 am Depart Chicago (ORD)
Arrive St. Louis (STL) 2:57 pm
Wed 3-Sep
Duration: 4hr 47mn
Delta Delta 2183  / 2084
Connect in Atlanta (Hartsfield-Jackson Atlanta Intl.)
  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
11:30 am Depart Chicago (ORD)
Arrive St. Louis (STL) 4:27 pm
Wed 3-Sep
Duration: 4hr 57mn
Delta Delta 1693  / 1199
Connect in Atlanta (Hartsfield-Jackson Atlanta Intl.)
  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
7:15 am Depart Chicago (ORD)
Arrive St. Louis (STL) 12:19 pm
Wed 3-Sep
Duration: 5hr 4mn
Delta Delta 1477  / 1423
Connect in Atlanta (Hartsfield-Jackson Atlanta Intl.)
  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
11:03 am Depart Chicago (ORD)
Arrive St. Louis (STL) 4:52 pm
Wed 3-Sep
Duration: 5hr 49mn
Delta Delta 5980  / 1987
Connect in Minneapolis (Minneapolis - St. Paul Intl.)

Flight 5980 operated by /SHUTTLE AMERICA DELTA CONNECTION

  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
6:07 am Depart Chicago (ORD)
Arrive St. Louis (STL) 12:19 pm
Wed 3-Sep
Duration: 6hr 12mn
Delta Delta 977  / 1423
Connect in Atlanta (Hartsfield-Jackson Atlanta Intl.)
  Baggage Fee Information  

 
flight Roundtrip: from  $415.11
10:10 am Depart Chicago (ORD)
Arrive St. Louis (STL) 4:27 pm
Wed 3-Sep
Duration: 6hr 17mn
Delta Delta 2183  / 1199
Connect in Atlanta (Hartsfield-Jackson Atlanta Intl.)
  Baggage Fee Information  

 
flight Roundtrip: from  $420.22
3:10 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 4:20 pm
Wed 3-Sep
Duration: 1hr 10mn
American Airlines American Airlines 4295
Nonstop flight

Flight 4295 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL

  Baggage Fee Information  

 
flight Roundtrip: from  $521.61
2 tickets left at this price!  at this price!
5:55 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 7:05 pm
Wed 3-Sep
Duration: 1hr 10mn
United United 3668
Nonstop flight

Flight 3668 operated by /GOJET AIRLINES DBA UNITED EXPRESS

  Baggage Fee Information  

 
flight Roundtrip: from  $604.11
10:42 am Depart Chicago (ORD)
Arrive St. Louis (STL) 5:28 pm
Wed 3-Sep
Duration: 6hr 46mn
United United 910
US Airways US Airways 2772  / 3206
Connect in Cleveland (Hopkins Intl.), Charlotte (CLT)

Flight 2772 operated by /US AIRWAYS EXPRESS-MESA AIRLINES
Flight 3206 operated by /US AIRWAYS EXPRESS-REPUBLIC AIRLIN

  Baggage Fee Information  

 
flight Roundtrip: from  $604.11
8:45 am Depart Chicago (ORD)
Arrive St. Louis (STL) 3:34 pm
Wed 3-Sep
Duration: 6hr 49mn
United United 3461
US Airways US Airways 1929  / 756
Connect in Cleveland (Hopkins Intl.), Charlotte (CLT)

Flight 3461 operated by /SHUTTLE AMERICA DBA UNITED EXPRESS

  Baggage Fee Information  

 
flight Roundtrip: from  $604.11
12:15 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 7:13 pm
Wed 3-Sep
Duration: 6hr 58mn
United United 4976
US Airways US Airways 2088  / 765
Connect in Cleveland (Hopkins Intl.), Charlotte (CLT)

Flight 4976 operated by /SKYWEST DBA UNITED EXPRESS

  Baggage Fee Information  

 
flight Roundtrip: from  $736.11
9:00 am Depart Chicago (ORD)
Arrive St. Louis (STL) 3:34 pm
Wed 3-Sep
Duration: 6hr 34mn
United United 6134
US Airways US Airways 756
Connect in Raleigh (RDU)
Total stops: 2

Flight 6134 operated by /EXPRESSJET AIRLINES DBA UNITED EXP

  Baggage Fee Information  

 
flight Roundtrip: from  $807.11
10:10 am Depart Chicago (ORD)
Arrive St. Louis (STL) 2:20 pm
Wed 3-Sep
Duration: 4hr 10mn
United United 3513
US Airways US Airways 3518
Connect in Pittsburgh (PIT)

Flight 3513 operated by /SHUTTLE AMERICA DBA UNITED EXPRESS
Flight 3518 operated by /US AIRWAYS EXPRESS-TRANSSTATES AIR

  Baggage Fee Information  

 
flight Roundtrip: from  $807.11
1:25 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 6:54 pm
Wed 3-Sep
Duration: 5hr 29mn
American Airlines American Airlines 4315
US Airways US Airways 3515
Connect in Pittsburgh (PIT)

Flight 4315 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL
Flight 3515 operated by /US AIRWAYS EXPRESS-TRANSSTATES AIR

  Baggage Fee Information  

 
flight Roundtrip: from  $807.11
8:50 am Depart Chicago (ORD)
Arrive St. Louis (STL) 2:20 pm
Wed 3-Sep
Duration: 5hr 30mn
American Airlines American Airlines 4297
US Airways US Airways 3518
Connect in Pittsburgh (PIT)

Flight 4297 operated by /REPUBLIC AIRLINES AS AMERICAN EAGL
Flight 3518 operated by /US AIRWAYS EXPRESS-TRANSSTATES AIR

  Baggage Fee Information  

 
flight Roundtrip: from  $807.11
1:16 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 6:54 pm
Wed 3-Sep
Duration: 5hr 38mn
United United 1194
US Airways US Airways 3515
Connect in Pittsburgh (PIT)

Flight 3515 operated by /US AIRWAYS EXPRESS-TRANSSTATES AIR

  Baggage Fee Information  

 
flight Roundtrip: from  $807.11
12:10 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 6:54 pm
Wed 3-Sep
Duration: 6hr 44mn
American Airlines American Airlines 3402
US Airways US Airways 3515
Connect in Pittsburgh (PIT)

Flight 3402 operated by /ENVOY AIR AS AMERICAN EAGLE
Flight 3515 operated by /US AIRWAYS EXPRESS-TRANSSTATES AIR

  Baggage Fee Information  

 
flight Roundtrip: from  $863.10
1 ticket left at this price!  at this price!
5:50 am Depart Chicago (ORD)
Arrive St. Louis (STL) 10:21 am
Wed 3-Sep
Duration: 4hr 31mn
US Airways US Airways 1965  / 2809
Connect in Charlotte (CLT)

Flight 2809 operated by /US AIRWAYS EXPRESS-MESA AIRLINES

  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
3 tickets left at this price!  at this price!
7:25 am Depart Chicago (ORD)
Arrive St. Louis (STL) 12:08 pm
Wed 3-Sep
Duration: 4hr 43mn
US Airways US Airways 2064  / 4764
Connect in Charlotte (CLT)

Flight 4764 operated by /US AIRWAYS EXPRESS-PSA AIRLINES

  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
10:35 am Depart Chicago (ORD)
Arrive St. Louis (STL) 3:34 pm
Wed 3-Sep
Duration: 4hr 59mn
US Airways US Airways 2059  / 756
Connect in Charlotte (CLT)
  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
12:15 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 5:28 pm
Wed 3-Sep
Duration: 5hr 13mn
US Airways US Airways 1999  / 3206
Connect in Charlotte (CLT)

Flight 3206 operated by /US AIRWAYS EXPRESS-REPUBLIC AIRLIN

  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
1:55 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 7:13 pm
Wed 3-Sep
Duration: 5hr 18mn
US Airways US Airways 1806  / 765
Connect in Charlotte (CLT)
  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
3 tickets left at this price!  at this price!
5:50 am Depart Chicago (ORD)
Arrive St. Louis (STL) 12:08 pm
Wed 3-Sep
Duration: 6hr 18mn
US Airways US Airways 1965  / 4764
Connect in Charlotte (CLT)

Flight 4764 operated by /US AIRWAYS EXPRESS-PSA AIRLINES

  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
10:35 am Depart Chicago (ORD)
Arrive St. Louis (STL) 5:28 pm
Wed 3-Sep
Duration: 6hr 53mn
US Airways US Airways 2059  / 3206
Connect in Charlotte (CLT)

Flight 3206 operated by /US AIRWAYS EXPRESS-REPUBLIC AIRLIN

  Baggage Fee Information  

 
flight Roundtrip: from  $869.61
12:15 pm Depart Chicago (ORD)
Arrive St. Louis (STL) 7:13 pm
Wed 3-Sep
Duration: 6hr 58mn
US Airways US Airways 1999  / 765
Connect in Charlotte (CLT)
  Baggage Fee Information