$189 Cheap American Airlines flights Portland (PDX) to St. Louis (STL)

View $189 flight on Thu, Jun 11, 2026Opens in a new window

$189 Cheap American Airlines flights Portland (PDX) to St. Louis (STL)

Prices were available within the past 7 days and start at $189 for one-way flights and $348 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jun 11 - Mon, Jun 15
PDX
Portland
STL
St. Louis
$348 Roundtrip, found 1 day ago
$348
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jun 11 from Portland to St. Louis, returning Mon, Jun 15, priced at $348 found 1 day ago

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $379
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $379

Travel information

0
Origin airport
Portland Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
2725 km

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