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

Saturday, October 10th, 2026

4 round-trip options

Returning
Thu, Oct 15, 20265 Day Trip
$998 USD
Returning
Sat, Oct 17, 20267 Day Trip
$1,099 USD
Returning
Sun, Oct 18, 20268 Day Trip
$1,103 USD
Returning
Mon, Oct 19, 20269 Day Trip
$1,070 USD