Cheap United flights St. Louis (STL) to Lisbon (LIS)

Cheap United flights St. Louis (STL) to Lisbon (LIS)

Prices were available within the past 7 days and start at for one-way flights and $576 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov 17 - Wed, Dec 3

STL

St. Louis

LIS

Lisbon

$576 Roundtrip, found 1 day ago

$576

Roundtrip

found 1 day ago

Select United flight, departing Mon, Nov 17 from St. Louis to Lisbon, returning Wed, Dec 3, priced at $576 found 1 day ago

Mon, Nov 17 - Fri, Dec 5

STL

St. Louis

LIS

Lisbon

$576 Roundtrip, found 2 days ago

$576

Roundtrip

found 2 days ago

Select United flight, departing Mon, Nov 17 from St. Louis to Lisbon, returning Fri, Dec 5, priced at $576 found 2 days ago

Sun, Nov 16 - Wed, Dec 3

STL

St. Louis

LIS

Lisbon

$578 Roundtrip, found 2 days ago

$578

Roundtrip

found 2 days ago

Select United flight, departing Sun, Nov 16 from St. Louis to Lisbon, returning Wed, Dec 3, priced at $578 found 2 days ago

Mon, Nov 17 - Tue, Dec 2

STL

St. Louis

LIS

Lisbon

$586 Roundtrip, found 2 days ago

$586

Roundtrip

found 2 days ago

Select United flight, departing Mon, Nov 17 from St. Louis to Lisbon, returning Tue, Dec 2, priced at $586 found 2 days ago

Sat, Nov 15 - Wed, Dec 3

STL

St. Louis

LIS

Lisbon

$587 Roundtrip, found 1 day ago

$587

Roundtrip

found 1 day ago

Select United flight, departing Sat, Nov 15 from St. Louis to Lisbon, returning Wed, Dec 3, priced at $587 found 1 day ago

Mon, Nov 17 - Tue, Dec 2

STL

St. Louis

LIS

Lisbon

$589 Roundtrip, found 1 day ago

$589

Roundtrip

found 1 day ago

Select United flight, departing Mon, Nov 17 from St. Louis to Lisbon, returning Tue, Dec 2, priced at $589 found 1 day ago

Sun, Nov 16 - Fri, Dec 5

STL

St. Louis

LIS

Lisbon

$591 Roundtrip, found 2 days ago

$591

Roundtrip

found 2 days ago

Select United flight, departing Sun, Nov 16 from St. Louis to Lisbon, returning Fri, Dec 5, priced at $591 found 2 days ago

Sat, Nov 15 - Thu, Dec 4

STL

St. Louis

LIS

Lisbon

$599 Roundtrip, found 1 day ago

$599

Roundtrip

found 1 day ago

Select United flight, departing Sat, Nov 15 from St. Louis to Lisbon, returning Thu, Dec 4, priced at $599 found 1 day ago

Wed, Nov 19 - Tue, Dec 2

STL

St. Louis

LIS

Lisbon

$608 Roundtrip, found 2 days ago

$608

Roundtrip

found 2 days ago

Select United flight, departing Wed, Nov 19 from St. Louis to Lisbon, returning Tue, Dec 2, priced at $608 found 2 days ago

Wed, Nov 19 - Tue, Dec 2

STL

St. Louis

LIS

Lisbon

$611 Roundtrip, found 1 day ago

$611

Roundtrip

found 1 day ago

Select United flight, departing Wed, Nov 19 from St. Louis to Lisbon, returning Tue, Dec 2, priced at $611 found 1 day ago

Fri, Nov 14 - Fri, Dec 5

STL

St. Louis

LIS

Lisbon

$614 Roundtrip, found 1 day ago

$614

Roundtrip

found 1 day ago

Select United flight, departing Fri, Nov 14 from St. Louis to Lisbon, returning Fri, Dec 5, priced at $614 found 1 day ago

Wed, Nov 19 - Tue, Dec 2

STL

St. Louis

LIS

Lisbon

$617 Roundtrip, found 2 days ago

$617

Roundtrip

found 2 days ago

Select United flight, departing Wed, Nov 19 from St. Louis to Lisbon, returning Tue, Dec 2, priced at $617 found 2 days ago