$622 Cheap United flights Philadelphia (PHL) to Lisbon (LIS)

$622 Cheap United flights Philadelphia (PHL) to Lisbon (LIS)

Prices were available within the past 7 days and start at $622 for one-way flights and $677 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Apr 28 - Tue, May 12

PHL

Philadelphia

LIS

Lisbon

$677 Roundtrip, found 4 days ago

$677

Roundtrip

found 4 days ago

Select United flight, departing Tue, Apr 28 from Philadelphia to Lisbon, returning Tue, May 12, priced at $677 found 4 days ago

Tue, Apr 28 - Sun, May 17

PHL

Philadelphia

LIS

Lisbon

$737 Roundtrip, found 4 days ago

$737

Roundtrip

found 4 days ago

Select United flight, departing Tue, Apr 28 from Philadelphia to Lisbon, returning Sun, May 17, priced at $737 found 4 days ago

Fri, May 1 - Thu, May 14

PHL

Philadelphia

LIS

Lisbon

$776 Roundtrip, found 4 days ago

$776

Roundtrip

found 4 days ago

Select United flight, departing Fri, May 1 from Philadelphia to Lisbon, returning Thu, May 14, priced at $776 found 4 days ago

Fri, May 1 - Thu, May 14

PHL

Philadelphia

LIS

Lisbon

$797 Roundtrip, found 4 days ago

$797

Roundtrip

found 4 days ago

Select United flight, departing Fri, May 1 from Philadelphia to Lisbon, returning Thu, May 14, priced at $797 found 4 days ago

Fri, May 1 - Thu, May 14

PHL

Philadelphia

LIS

Lisbon

$799 Roundtrip, found 4 days ago

$799

Roundtrip

found 4 days ago

Select United flight, departing Fri, May 1 from Philadelphia to Lisbon, returning Thu, May 14, priced at $799 found 4 days ago

Fri, May 1 - Thu, May 14

PHL

Philadelphia

LIS

Lisbon

$838 Roundtrip, found 4 days ago

$838

Roundtrip

found 4 days ago

Select United flight, departing Fri, May 1 from Philadelphia to Lisbon, returning Thu, May 14, priced at $838 found 4 days ago