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
Tuesday, September 1st, 2026
4 round-trip options
Returning
Sun, Sep 6, 2026•5 Day Trip
$1,423 USD
Returning
Tue, Sep 8, 2026•7 Day Trip
$1,346 USD
Returning
Wed, Sep 9, 2026•8 Day Trip
$1,342 USD
Returning
Thu, Sep 10, 2026•9 Day Trip
$1,338 USD