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

Thursday, December 17th, 2026

5 round-trip options

Returning
Tue, Dec 22, 20265 Day Trip
$1,179 USD
Returning
Fri, Dec 25, 20268 Day Trip
$1,172 USD
Returning
Sun, Dec 27, 202610 Day Trip
$1,237 USD
Returning
Mon, Dec 28, 202611 Day Trip
$1,237 USD
Returning
Thu, Dec 31, 202614 Day Trip
$1,285 USD