$135 Cheap Alaska Airlines flights Portland (PDX) to St. Louis (STL)

$135 Cheap Alaska Airlines flights Portland (PDX) to St. Louis (STL)

Prices were available within the past 7 days and start at $135 for one-way flights and $248 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

$248 Roundtrip, found 17 hours ago

$248

Roundtrip

found 17 hours ago

Select Alaska Airlines flight, departing Thu, Dec 4 from Portland to St. Louis, returning Sun, Dec 7, priced at $248 found 17 hours ago

Mon, Jan 19 - Wed, Jan 21

PDX

Portland

STL

St. Louis

$293 Roundtrip, found 6 hours ago

$293

Roundtrip

found 6 hours ago

Select Alaska Airlines flight, departing Mon, Jan 19 from Portland to St. Louis, returning Wed, Jan 21, priced at $293 found 6 hours ago

Mon, Jan 19 - Wed, Jan 21

PDX

Portland

STL

St. Louis

$330 Roundtrip, found 6 hours ago

$330

Roundtrip

found 6 hours ago

Select Alaska Airlines flight, departing Mon, Jan 19 from Portland to St. Louis, returning Wed, Jan 21, priced at $330 found 6 hours ago