Philadelphia (PHL) to Lisbon (LIS) flight deal in economy from $741

Wednesday, September 30th, 2026

4 round-trip options

Returning
Mon, Oct 5, 20265 Day Trip
$1,100 USD
Returning
Wed, Oct 7, 20267 Day Trip
$1,093 USD
Returning
Thu, Oct 8, 20268 Day Trip
$1,089 USD
Returning
Fri, Oct 9, 20269 Day Trip
$1,093 USD