
$204 Cheap United flights Chicago (ORD) to St. Louis (STL)
$204 Cheap United flights Chicago (ORD) to St. Louis (STL)
Prices were available within the past 7 days and start at $204 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 29 - Mon, Jun 1
ORD
Chicago
STL
St. Louis
$264 Roundtrip, found 16 hours ago
$264
Roundtrip
found 16 hours ago

Fri, May 29 - Mon, Jun 1
ORD
Chicago
STL
St. Louis
$268 Roundtrip, found 16 hours ago
$268
Roundtrip
found 16 hours ago

Fri, May 29 - Mon, Jun 1
ORD
Chicago
STL
St. Louis
$299 Roundtrip, found 16 hours ago
$299
Roundtrip
found 16 hours ago

Sun, Dec 20 - Thu, Dec 24
ORD
Chicago
STL
St. Louis
$337 Roundtrip, found 16 hours ago
$337
Roundtrip
found 16 hours ago

Sat, Jul 11 - Wed, Jul 15
ORD
Chicago
STL
St. Louis
$351 Roundtrip, found 5 days ago
$351
Roundtrip
found 5 days ago

Fri, May 29 - Mon, Jun 1
ORD
Chicago
STL
St. Louis
$354 Roundtrip, found 16 hours ago
$354
Roundtrip
found 16 hours ago
Travel information
Origin airport | O'Hare Intl. |
|---|---|
Destination airport | Lambert-St. Louis Intl. |
Airlines serving | American Airlines, Delta, Frontier Airlines, United |
Popular airline | Delta |
Distance | 413 km |
Average flight time | 1 hour 23 mins |
Explore a world of travel with Expedia
Most Popular United Routes from Chicago
Most Popular United Routes from St. Louis
- San Francisco to Lexington (SFO - LEX)
- San Juan to Chicago (SJU - ORD)
- St. George to Indianapolis (SGU - IND)
- Montrose to Ontario Intl. Airport (MTJ - ONT)
- Seattle to Las Vegas (SEA - LAS)
- San Diego to Charleston (SAN - CHS)
- Dallas to New Orleans (DFW - MSY)
- Sacramento to Philadelphia (SMF - PHL)
- Tampa to Hamburg (TPA - HAM)
- Atlanta to Miami (ATL - MIA)
Popular Domestic Routes in Lambert-St. Louis Intl.
- Atlanta to Miami (ATL - MIA)
- Seattle to Las Vegas (SEA - LAS)
- Seattle to Salt Lake City (SEA - SLC)
- Dallas to New Orleans (DFW - MSY)
- Atlanta to Miami (ATL - MIA)
- Orlando to New York (MCO - LGA)
- Chicago to Cleveland (ORD - CLE)
- Newark Liberty Intl. Airport to Amsterdam (EWR - AMS)
- San Francisco to Lexington (SFO - LEX)
- Montrose to Los Angeles (MTJ - LAX)