$155 Cheap American Airlines flights Seattle (SEA) to St. Louis (STL)

$155 Cheap American Airlines flights Seattle (SEA) to St. Louis (STL)

Prices were available within the past 7 days and start at $155 for one-way flights and $383 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 21 - Mon, May 25

SEA

Seattle

STL

St. Louis

$383 Roundtrip, found 2 days ago

$383

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, May 21 from Seattle to St. Louis, returning Mon, May 25, priced at $383 found 2 days ago

Thu, May 21 - Mon, May 25

SEA

Seattle

STL

St. Louis

$397 Roundtrip, found 2 days ago

$397

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, May 21 from Seattle to St. Louis, returning Mon, May 25, priced at $397 found 2 days ago

Thu, May 21 - Mon, May 25

SEA

Seattle

STL

St. Louis

$426 Roundtrip, found 2 days ago

$426

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, May 21 from Seattle to St. Louis, returning Mon, May 25, priced at $426 found 2 days ago