$149 Cheap United flights Denver (DEN) to St. Louis (STL)

$149 Cheap United flights Denver (DEN) to St. Louis (STL)

Prices were available within the past 7 days and start at $149 for one-way flights and $213 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Dec 7 - Mon, Dec 8

DEN

Denver

STL

St. Louis

$213 Roundtrip, found 6 days ago

$213

Roundtrip

found 6 days ago

Select United flight, departing Sun, Dec 7 from Denver to St. Louis, returning Mon, Dec 8, priced at $213 found 6 days ago

Sun, Dec 7 - Mon, Dec 8

DEN

Denver

STL

St. Louis

$217 Roundtrip, found 6 days ago

$217

Roundtrip

found 6 days ago

Select United flight, departing Sun, Dec 7 from Denver to St. Louis, returning Mon, Dec 8, priced at $217 found 6 days ago

Sun, Dec 7 - Mon, Dec 8

DEN

Denver

STL

St. Louis

$227 Roundtrip, found 6 days ago

$227

Roundtrip

found 6 days ago

Select United flight, departing Sun, Dec 7 from Denver to St. Louis, returning Mon, Dec 8, priced at $227 found 6 days ago

Sun, Dec 7 - Mon, Dec 8

DEN

Denver

STL

St. Louis

$234 Roundtrip, found 6 days ago

$234

Roundtrip

found 6 days ago

Select United flight, departing Sun, Dec 7 from Denver to St. Louis, returning Mon, Dec 8, priced at $234 found 6 days ago

Sun, Dec 7 - Mon, Dec 8

DEN

Denver

STL

St. Louis

$237 Roundtrip, found 6 days ago

$237

Roundtrip

found 6 days ago

Select United flight, departing Sun, Dec 7 from Denver to St. Louis, returning Mon, Dec 8, priced at $237 found 6 days ago

Sun, Dec 7 - Mon, Dec 8

DEN

Denver

STL

St. Louis

$252 Roundtrip, found 6 days ago

$252

Roundtrip

found 6 days ago

Select United flight, departing Sun, Dec 7 from Denver to St. Louis, returning Mon, Dec 8, priced at $252 found 6 days ago