$39 Cheap United flights Chicago (ORD) to St. Louis (STL)

$39 Cheap United flights Chicago (ORD) to St. Louis (STL)

Prices were available within the past 7 days and start at $39 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 10 - Sat, Sep 13

ORD

Chicago

STL

St. Louis

$77 Roundtrip, found 1 day ago

$77

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Chicago to St. Louis, returning Sat, Sep 13, priced at $77 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

ORD

Chicago

STL

St. Louis

$84 Roundtrip, found 1 day ago

$84

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Chicago to St. Louis, returning Sat, Sep 13, priced at $84 found 1 day ago

Wed, Dec 17 - Mon, Dec 22

ORD

Chicago

STL

St. Louis

$137 Roundtrip, found 1 hour ago

$137

Roundtrip

found 1 hour ago

Select United flight, departing Wed, Dec 17 from Chicago to St. Louis, returning Mon, Dec 22, priced at $137 found 1 hour ago

Wed, Sep 10 - Sat, Sep 13

ORD

Chicago

STL

St. Louis

$149 Roundtrip, found 1 day ago

$149

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Chicago to St. Louis, returning Sat, Sep 13, priced at $149 found 1 day ago

Wed, Sep 10 - Sat, Sep 13

ORD

Chicago

STL

St. Louis

$156 Roundtrip, found 1 day ago

$156

Roundtrip

found 1 day ago

Select United flight, departing Wed, Sep 10 from Chicago to St. Louis, returning Sat, Sep 13, priced at $156 found 1 day ago

Sat, Dec 20 - Wed, Dec 24

ORD

Chicago

STL

St. Louis

$194 Roundtrip, found 1 hour ago

$194

Roundtrip

found 1 hour ago

Select United flight, departing Sat, Dec 20 from Chicago to St. Louis, returning Wed, Dec 24, priced at $194 found 1 hour ago