$210 Cheap United flights Portland (PDX) to St. Louis (STL)

$210 Cheap United flights Portland (PDX) to St. Louis (STL)

Prices were available within the past 7 days and start at $210 for one-way flights and $377 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jun 4 - Wed, Jun 24

PDX

Portland

STL

St. Louis

$377 Roundtrip, found 1 day ago

$377

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 4 from Portland to St. Louis, returning Wed, Jun 24, priced at $377 found 1 day ago

Thu, Jun 4 - Wed, Jun 24

PDX

Portland

STL

St. Louis

$461 Roundtrip, found 1 day ago

$461

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 4 from Portland to St. Louis, returning Wed, Jun 24, priced at $461 found 1 day ago

Thu, Jun 4 - Wed, Jun 24

PDX

Portland

STL

St. Louis

$477 Roundtrip, found 1 day ago

$477

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 4 from Portland to St. Louis, returning Wed, Jun 24, priced at $477 found 1 day ago

Thu, Jun 4 - Wed, Jun 24

PDX

Portland

STL

St. Louis

$492 Roundtrip, found 1 day ago

$492

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 4 from Portland to St. Louis, returning Wed, Jun 24, priced at $492 found 1 day ago

Thu, Jun 4 - Wed, Jun 24

PDX

Portland

STL

St. Louis

$501 Roundtrip, found 1 day ago

$501

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 4 from Portland to St. Louis, returning Wed, Jun 24, priced at $501 found 1 day ago

Thu, Jun 4 - Wed, Jun 24

PDX

Portland

STL

St. Louis

$502 Roundtrip, found 1 day ago

$502

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 4 from Portland to St. Louis, returning Wed, Jun 24, priced at $502 found 1 day ago