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

Sunday, October 11th, 2026

4 round-trip options

Returning
Fri, Oct 16, 20265 Day Trip
$934 USD
Returning
Sun, Oct 18, 20267 Day Trip
$1,043 USD
Returning
Mon, Oct 19, 20268 Day Trip
$1,000 USD
Returning
Tue, Oct 20, 20269 Day Trip
$946 USD