American Airlines Flight 258 Deals & Information (2025/2026)

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American Airlines Flight 258 Route Deals From $433

The cheapest prices found with in the last 7 days for return flights were $530 and $433 for one-way flights to Humberto Delgado for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Mar 22 - Wed, Apr 1
PHL
Philadelphia Intl.
LIS
Humberto Delgado
$530 Roundtrip, found 10 hours ago
$530
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sun, Mar 22 from Philadelphia Intl. to Humberto Delgado, returning Wed, Apr 1, priced at $530 found 10 hours ago
Sun, Mar 22 - Wed, Apr 1
PHL
Philadelphia Intl.
LIS
Humberto Delgado
$534 Roundtrip, found 10 hours ago
$534
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sun, Mar 22 from Philadelphia Intl. to Humberto Delgado, returning Wed, Apr 1, priced at $534 found 10 hours ago
Tue, Jan 6 - Tue, Jan 13
PHL
Philadelphia Intl.
LIS
Humberto Delgado
$538 Roundtrip, found 2 days ago
$538
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jan 6 from Philadelphia Intl. to Humberto Delgado, returning Tue, Jan 13, priced at $538 found 2 days ago