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

Wednesday, December 30th, 2026

5 round-trip options

Returning
Mon, Jan 4, 20275 Day Trip
$1,104 USD
Returning
Thu, Jan 7, 20278 Day Trip
$869 USD
Returning
Sat, Jan 9, 202710 Day Trip
$816 USD
Returning
Sun, Jan 10, 202711 Day Trip
$816 USD
Returning
Wed, Jan 13, 202714 Day Trip
$763 USD