Philadelphia (PHL) to Lisbon (LIS) flight deal in economy from $741
$1,060 USD
-30%$741 USD
Verified 16 days agoSeptember 2026
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Fair Availability
29% of dates checked are available within 10% of the lowest price
Monday, September 21st, 2026
4 round-trip options
Returning
Sat, Sep 26, 2026•5 Day Trip
$1,591 USD
Returning
Mon, Sep 28, 2026•7 Day Trip
$1,104 USD
Returning
Tue, Sep 29, 2026•8 Day Trip
$1,093 USD
Returning
Wed, Sep 30, 2026•9 Day Trip
$1,098 USD