$583 Cheap United flights Houston (IAH) to Lisbon (LIS)

$583 Cheap United flights Houston (IAH) to Lisbon (LIS)

Prices were available within the past 7 days and start at $583 for one-way flights and $810 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, May 11 - Sat, May 23

IAH

Houston

LIS

Lisbon

$810 Roundtrip, found 1 day ago

$810

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 11 from Houston to Lisbon, returning Sat, May 23, priced at $810 found 1 day ago

Mon, May 11 - Sat, May 23

IAH

Houston

LIS

Lisbon

$872 Roundtrip, found 1 day ago

$872

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 11 from Houston to Lisbon, returning Sat, May 23, priced at $872 found 1 day ago

Mon, May 11 - Sat, May 23

IAH

Houston

LIS

Lisbon

$879 Roundtrip, found 1 day ago

$879

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 11 from Houston to Lisbon, returning Sat, May 23, priced at $879 found 1 day ago

Mon, May 11 - Sat, May 23

IAH

Houston

LIS

Lisbon

$915 Roundtrip, found 1 day ago

$915

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 11 from Houston to Lisbon, returning Sat, May 23, priced at $915 found 1 day ago

Mon, May 11 - Sat, May 23

IAH

Houston

LIS

Lisbon

$926 Roundtrip, found 1 day ago

$926

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 11 from Houston to Lisbon, returning Sat, May 23, priced at $926 found 1 day ago

Mon, May 11 - Sat, May 23

IAH

Houston

LIS

Lisbon

$950 Roundtrip, found 1 day ago

$950

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 11 from Houston to Lisbon, returning Sat, May 23, priced at $950 found 1 day ago