$332 Cheap United flights Portland (PWM) to St. Louis (STL)

$332 Cheap United flights Portland (PWM) to St. Louis (STL)

Prices were available within the past 7 days and start at $332 for one-way flights and $514 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 23 - Sat, Aug 30

PWM

Portland

STL

St. Louis

$514 Roundtrip, found 1 day ago

$514

Roundtrip

found 1 day ago

Select United flight, departing Sat, Aug 23 from Portland to St. Louis, returning Sat, Aug 30, priced at $514 found 1 day ago

Sat, Aug 23 - Wed, Aug 27

PWM

Portland

STL

St. Louis

$569 Roundtrip, found 1 day ago

$569

Roundtrip

found 1 day ago

Select United flight, departing Sat, Aug 23 from Portland to St. Louis, returning Wed, Aug 27, priced at $569 found 1 day ago

Sun, Aug 17 - Sat, Aug 30

PWM

Portland

STL

St. Louis

$597 Roundtrip, found 1 day ago

$597

Roundtrip

found 1 day ago

Select United flight, departing Sun, Aug 17 from Portland to St. Louis, returning Sat, Aug 30, priced at $597 found 1 day ago

Sat, Aug 23 - Tue, Aug 26

PWM

Portland

STL

St. Louis

$611 Roundtrip, found 1 day ago

$611

Roundtrip

found 1 day ago

Select United flight, departing Sat, Aug 23 from Portland to St. Louis, returning Tue, Aug 26, priced at $611 found 1 day ago

Mon, Aug 18 - Sat, Aug 30

PWM

Portland

STL

St. Louis

$618 Roundtrip, found 1 day ago

$618

Roundtrip

found 1 day ago

Select United flight, departing Mon, Aug 18 from Portland to St. Louis, returning Sat, Aug 30, priced at $618 found 1 day ago

Tue, Aug 19 - Sat, Aug 23

PWM

Portland

STL

St. Louis

$637 Roundtrip, found 1 day ago

$637

Roundtrip

found 1 day ago

Select United flight, departing Tue, Aug 19 from Portland to St. Louis, returning Sat, Aug 23, priced at $637 found 1 day ago