$773 Cheap American Airlines flights Washington (IAD) to Lisbon (LIS)

$773 Cheap American Airlines flights Washington (IAD) to Lisbon (LIS)

Prices were available within the past 7 days and start at $773 for one-way flights and $1,191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 22 - Mon, Oct 6

IAD

Washington

LIS

Lisbon

$1,191 Roundtrip, found 4 days ago

$1,191

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, Sep 22 from Washington to Lisbon, returning Mon, Oct 6, priced at $1,191 found 4 days ago