Flights from Chicago to Vau

Cheapest flights from Chicago

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.

Sat, Dec 27 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$529 Roundtrip, found 1 day ago

$529

Roundtrip

found 1 day ago

Select Scandinavian Airlines flight, departing Sat, Dec 27 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $529 found 1 day ago

Tue, Dec 23 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$634 Roundtrip, found 1 day ago

$634

Roundtrip

found 1 day ago

Select Air Canada flight, departing Tue, Dec 23 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $634 found 1 day ago

Sat, Dec 27 - Mon, Dec 29

ORD

O'Hare Intl.

LIS

Humberto Delgado

$649 Roundtrip, found 1 day ago

$649

Roundtrip

found 1 day ago

Select Scandinavian Airlines flight, departing Sat, Dec 27 from O'Hare Intl. to Humberto Delgado, returning Mon, Dec 29, priced at $649 found 1 day ago

Wed, Dec 24 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$651 Roundtrip, found 2 days ago

$651

Roundtrip

found 2 days ago

Select TAP Portugal flight, departing Wed, Dec 24 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $651 found 2 days ago

Fri, Dec 26 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$670 Roundtrip, found 1 day ago

$670

Roundtrip

found 1 day ago

Select TAP Portugal flight, departing Fri, Dec 26 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $670 found 1 day ago

Tue, Dec 23 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$674 Roundtrip, found 1 day ago

$674

Roundtrip

found 1 day ago

Select Air Canada flight, departing Tue, Dec 23 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $674 found 1 day ago

Fri, Dec 26 - Sun, Dec 28

ORD

O'Hare Intl.

LIS

Humberto Delgado

$690 Roundtrip, found 1 day ago

$690

Roundtrip

found 1 day ago

Select TAP Portugal flight, departing Fri, Dec 26 from O'Hare Intl. to Humberto Delgado, returning Sun, Dec 28, priced at $690 found 1 day ago

Wed, Dec 24 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$721 Roundtrip, found 1 day ago

$721

Roundtrip

found 1 day ago

Select United flight, departing Wed, Dec 24 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $721 found 1 day ago

Tue, Dec 23 - Sun, Dec 28

ORD

O'Hare Intl.

LIS

Humberto Delgado

$723 Roundtrip, found 1 day ago

$723

Roundtrip

found 1 day ago

Select Air Canada flight, departing Tue, Dec 23 from O'Hare Intl. to Humberto Delgado, returning Sun, Dec 28, priced at $723 found 1 day ago

Thu, Dec 25 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$726 Roundtrip, found 1 day ago

$726

Roundtrip

found 1 day ago

Select British Airways flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $726 found 1 day ago

Thu, Dec 25 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$734 Roundtrip, found 1 day ago

$734

Roundtrip

found 1 day ago

Select Air Canada flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $734 found 1 day ago

Thu, Dec 25 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$748 Roundtrip, found 1 day ago

$748

Roundtrip

found 1 day ago

Select Air Canada flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $748 found 1 day ago

Mon, Dec 22 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$898 Roundtrip, found 1 day ago

$898

Roundtrip

found 1 day ago

Select Lufthansa flight, departing Mon, Dec 22 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $898 found 1 day ago

Thu, Dec 25 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$905 Roundtrip, found 1 day ago

$905

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $905 found 1 day ago

Thu, Dec 25 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$1,112 Roundtrip, found 1 day ago

$1,112

Roundtrip

found 1 day ago

Select LOT-Polish Airlines flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $1,112 found 1 day ago

Thu, Dec 25 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$1,125 Roundtrip, found 1 day ago

$1,125

Roundtrip

found 1 day ago

Select Aer Lingus flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $1,125 found 1 day ago

Thu, Dec 25 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$1,133 Roundtrip, found 1 day ago

$1,133

Roundtrip

found 1 day ago

Select Iberia flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $1,133 found 1 day ago

Thu, Dec 25 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$1,343 Roundtrip, found 1 day ago

$1,343

Roundtrip

found 1 day ago

Select KLM flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $1,343 found 1 day ago

Thu, Dec 25 - Tue, Dec 30

ORD

O'Hare Intl.

LIS

Humberto Delgado

$1,352 Roundtrip, found 1 day ago

$1,352

Roundtrip

found 1 day ago

Select Brussels Airlines flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Tue, Dec 30, priced at $1,352 found 1 day ago

Thu, Dec 25 - Wed, Dec 31

ORD

O'Hare Intl.

LIS

Humberto Delgado

$1,595 Roundtrip, found 1 day ago

$1,595

Roundtrip

found 1 day ago

Select Finnair flight, departing Thu, Dec 25 from O'Hare Intl. to Humberto Delgado, returning Wed, Dec 31, priced at $1,595 found 1 day ago