$525 Cheap American Airlines flights St. Louis (STL) to Lisbon (LIS)

$525 Cheap American Airlines flights St. Louis (STL) to Lisbon (LIS)

Prices were available within the past 7 days and start at $525 for one-way flights and $771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Wed, Oct 29

STL

St. Louis

LIS

Lisbon

$771 Roundtrip, found 1 day ago

$771

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Oct 18 from St. Louis to Lisbon, returning Wed, Oct 29, priced at $771 found 1 day ago