$125 Cheap United flights Portland (PDX) to St. Louis (STL)

$125 Cheap United flights Portland (PDX) to St. Louis (STL)

Prices were available within the past 7 days and start at $125 for one-way flights and $230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 4 - Sun, Dec 7

PDX

Portland

STL

St. Louis

$230 Roundtrip, found 18 hours ago

$230

Roundtrip

found 18 hours ago

Select United flight, departing Thu, Dec 4 from Portland to St. Louis, returning Sun, Dec 7, priced at $230 found 18 hours ago

Tue, Dec 9 - Fri, Dec 12

PDX

Portland

STL

St. Louis

$249 Roundtrip, found 7 hours ago

$249

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Dec 9 from Portland to St. Louis, returning Fri, Dec 12, priced at $249 found 7 hours ago

Thu, Dec 4 - Sun, Dec 7

PDX

Portland

STL

St. Louis

$249 Roundtrip, found 18 hours ago

$249

Roundtrip

found 18 hours ago

Select United flight, departing Thu, Dec 4 from Portland to St. Louis, returning Sun, Dec 7, priced at $249 found 18 hours ago

Tue, Dec 9 - Fri, Dec 12

PDX

Portland

STL

St. Louis

$275 Roundtrip, found 7 hours ago

$275

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Dec 9 from Portland to St. Louis, returning Fri, Dec 12, priced at $275 found 7 hours ago

Thu, Dec 4 - Sun, Dec 7

PDX

Portland

STL

St. Louis

$275 Roundtrip, found 18 hours ago

$275

Roundtrip

found 18 hours ago

Select United flight, departing Thu, Dec 4 from Portland to St. Louis, returning Sun, Dec 7, priced at $275 found 18 hours ago

Thu, Dec 4 - Sun, Dec 7

PDX

Portland

STL

St. Louis

$280 Roundtrip, found 18 hours ago

$280

Roundtrip

found 18 hours ago

Select United flight, departing Thu, Dec 4 from Portland to St. Louis, returning Sun, Dec 7, priced at $280 found 18 hours ago