Flights from Chicago to Quinta de Santo António

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.

Mon, Oct 13 - Tue, Oct 21

ORD

O'Hare Intl.

LIS

Humberto Delgado

$551 Roundtrip, found 1 day ago

$551

Roundtrip

found 1 day ago

Select Air Canada flight, departing Mon, Oct 13 from O'Hare Intl. to Humberto Delgado, returning Tue, Oct 21, priced at $551 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$551 Roundtrip, found 1 day ago

$551

Roundtrip

found 1 day ago

Select Swiss International Air Lines flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $551 found 1 day ago

Wed, Oct 15 - Wed, Oct 22

ORD

O'Hare Intl.

LIS

Humberto Delgado

$558 Roundtrip, found 1 day ago

$558

Roundtrip

found 1 day ago

Select Air Canada flight, departing Wed, Oct 15 from O'Hare Intl. to Humberto Delgado, returning Wed, Oct 22, priced at $558 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$558 Roundtrip, found 1 day ago

$558

Roundtrip

found 1 day ago

Select Lufthansa flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $558 found 1 day ago

Fri, Oct 17 - Wed, Oct 22

ORD

O'Hare Intl.

LIS

Humberto Delgado

$588 Roundtrip, found 1 day ago

$588

Roundtrip

found 1 day ago

Select TAP Portugal flight, departing Fri, Oct 17 from O'Hare Intl. to Humberto Delgado, returning Wed, Oct 22, priced at $588 found 1 day ago

Tue, Oct 14 - Tue, Oct 21

ORD

O'Hare Intl.

LIS

Humberto Delgado

$590 Roundtrip, found 1 day ago

$590

Roundtrip

found 1 day ago

Select Swiss International Air Lines flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Tue, Oct 21, priced at $590 found 1 day ago

Wed, Oct 15 - Tue, Oct 21

ORD

O'Hare Intl.

LIS

Humberto Delgado

$600 Roundtrip, found 1 day ago

$600

Roundtrip

found 1 day ago

Select Air Canada flight, departing Wed, Oct 15 from O'Hare Intl. to Humberto Delgado, returning Tue, Oct 21, priced at $600 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$628 Roundtrip, found 1 day ago

$628

Roundtrip

found 1 day ago

Select United flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $628 found 1 day ago

Wed, Oct 15 - Mon, Oct 27

ORD

O'Hare Intl.

LIS

Humberto Delgado

$631 Roundtrip, found 1 day ago

$631

Roundtrip

found 1 day ago

Select Air Canada flight, departing Wed, Oct 15 from O'Hare Intl. to Humberto Delgado, returning Mon, Oct 27, priced at $631 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$643 Roundtrip, found 1 day ago

$643

Roundtrip

found 1 day ago

Select Swiss International Air Lines flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $643 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$644 Roundtrip, found 1 day ago

$644

Roundtrip

found 1 day ago

Select British Airways flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $644 found 1 day ago

Mon, Oct 13 - Sat, Oct 25

ORD

O'Hare Intl.

LIS

Humberto Delgado

$647 Roundtrip, found 1 day ago

$647

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Oct 13 from O'Hare Intl. to Humberto Delgado, returning Sat, Oct 25, priced at $647 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$649 Roundtrip, found 1 day ago

$649

Roundtrip

found 1 day ago

Select Lufthansa flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $649 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$650 Roundtrip, found 1 day ago

$650

Roundtrip

found 1 day ago

Select Lufthansa flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $650 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$652 Roundtrip, found 1 day ago

$652

Roundtrip

found 1 day ago

Select Swiss International Air Lines flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $652 found 1 day ago

Tue, Oct 14 - Fri, Oct 24

ORD

O'Hare Intl.

LIS

Humberto Delgado

$994 Roundtrip, found 1 day ago

$994

Roundtrip

found 1 day ago

Select Finnair flight, departing Tue, Oct 14 from O'Hare Intl. to Humberto Delgado, returning Fri, Oct 24, priced at $994 found 1 day ago