Flights from Houston to Ourem

Cheapest flights from Houston

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 8 - Wed, Jul 16

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$944 Roundtrip, found 5 days ago

$944

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from George Bush Intercontinental to Humberto Delgado, returning Wed, Jul 16, priced at $944 found 5 days ago

Wed, Jul 2 - Wed, Jul 16

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$975 Roundtrip, found 5 days ago

$975

Roundtrip

found 5 days ago

Select Delta flight, departing Wed, Jul 2 from George Bush Intercontinental to Humberto Delgado, returning Wed, Jul 16, priced at $975 found 5 days ago

Tue, Jul 8 - Thu, Jul 17

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$984 Roundtrip, found 5 days ago

$984

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from George Bush Intercontinental to Humberto Delgado, returning Thu, Jul 17, priced at $984 found 5 days ago

Sat, Jul 5 - Wed, Jul 16

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,006 Roundtrip, found 5 days ago

$1,006

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jul 5 from George Bush Intercontinental to Humberto Delgado, returning Wed, Jul 16, priced at $1,006 found 5 days ago

Wed, Jul 2 - Thu, Jul 17

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,014 Roundtrip, found 5 days ago

$1,014

Roundtrip

found 5 days ago

Select Delta flight, departing Wed, Jul 2 from George Bush Intercontinental to Humberto Delgado, returning Thu, Jul 17, priced at $1,014 found 5 days ago

Sun, Jul 6 - Wed, Jul 16

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,025 Roundtrip, found 5 days ago

$1,025

Roundtrip

found 5 days ago

Select Air Canada flight, departing Sun, Jul 6 from George Bush Intercontinental to Humberto Delgado, returning Wed, Jul 16, priced at $1,025 found 5 days ago

Sun, Jul 6 - Tue, Jul 15

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,027 Roundtrip, found 5 days ago

$1,027

Roundtrip

found 5 days ago

Select Air Canada flight, departing Sun, Jul 6 from George Bush Intercontinental to Humberto Delgado, returning Tue, Jul 15, priced at $1,027 found 5 days ago

Tue, Jul 8 - Tue, Jul 15

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,032 Roundtrip, found 5 days ago

$1,032

Roundtrip

found 5 days ago

Select Turkish Airlines flight, departing Tue, Jul 8 from George Bush Intercontinental to Humberto Delgado, returning Tue, Jul 15, priced at $1,032 found 5 days ago

Sat, Jul 5 - Thu, Jul 17

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,046 Roundtrip, found 5 days ago

$1,046

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jul 5 from George Bush Intercontinental to Humberto Delgado, returning Thu, Jul 17, priced at $1,046 found 5 days ago

Tue, Jul 8 - Fri, Jul 18

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,058 Roundtrip, found 5 days ago

$1,058

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from George Bush Intercontinental to Humberto Delgado, returning Fri, Jul 18, priced at $1,058 found 5 days ago

Mon, Jul 7 - Mon, Jul 14

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,072 Roundtrip, found 5 days ago

$1,072

Roundtrip

found 5 days ago

Select Turkish Airlines flight, departing Mon, Jul 7 from George Bush Intercontinental to Humberto Delgado, returning Mon, Jul 14, priced at $1,072 found 5 days ago

Wed, Jul 2 - Fri, Jul 18

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,088 Roundtrip, found 5 days ago

$1,088

Roundtrip

found 5 days ago

Select Delta flight, departing Wed, Jul 2 from George Bush Intercontinental to Humberto Delgado, returning Fri, Jul 18, priced at $1,088 found 5 days ago

Mon, Jul 7 - Sun, Jul 13

IAH

George Bush Intercontinental

LIS

Humberto Delgado

$1,092 Roundtrip, found 5 days ago

$1,092

Roundtrip

found 5 days ago

Select Turkish Airlines flight, departing Mon, Jul 7 from George Bush Intercontinental to Humberto Delgado, returning Sun, Jul 13, priced at $1,092 found 5 days ago