Flights from Austin to Porto

Cheapest flights from Austin

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.

Wed, Aug 6 - Tue, Aug 12

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$928 Roundtrip, found 9 hours ago

$928

Roundtrip

found 9 hours ago

Select United flight, departing Wed, Aug 6 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Aug 12, priced at $928 found 9 hours ago

Mon, Aug 4 - Tue, Aug 12

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$975 Roundtrip, found 9 hours ago

$975

Roundtrip

found 9 hours ago

Select Delta flight, departing Mon, Aug 4 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Aug 12, priced at $975 found 9 hours ago

Sun, Jul 13 - Thu, Jul 24

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$980 Roundtrip, found 9 hours ago

$980

Roundtrip

found 9 hours ago

Select Delta flight, departing Sun, Jul 13 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Jul 24, priced at $980 found 9 hours ago

Mon, Jul 14 - Tue, Jul 22

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$990 Roundtrip, found 9 hours ago

$990

Roundtrip

found 9 hours ago

Select Delta flight, departing Mon, Jul 14 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Jul 22, priced at $990 found 9 hours ago

Sun, Aug 3 - Tue, Aug 12

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,006 Roundtrip, found 9 hours ago

$1,006

Roundtrip

found 9 hours ago

Select Delta flight, departing Sun, Aug 3 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Aug 12, priced at $1,006 found 9 hours ago

Sun, Jul 13 - Thu, Jul 24

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,006 Roundtrip, found 9 hours ago

$1,006

Roundtrip

found 9 hours ago

Select Delta flight, departing Sun, Jul 13 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Jul 24, priced at $1,006 found 9 hours ago

Sun, Jul 13 - Tue, Jul 22

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,020 Roundtrip, found 9 hours ago

$1,020

Roundtrip

found 9 hours ago

Select Delta flight, departing Sun, Jul 13 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Jul 22, priced at $1,020 found 9 hours ago

Mon, Aug 4 - Mon, Aug 11

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,028 Roundtrip, found 9 hours ago

$1,028

Roundtrip

found 9 hours ago

Select British Airways flight, departing Mon, Aug 4 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Aug 11, priced at $1,028 found 9 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,033 Roundtrip, found 9 hours ago

$1,033

Roundtrip

found 9 hours ago

Select Air Canada flight, departing Tue, Jul 15 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Jul 21, priced at $1,033 found 9 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,040 Roundtrip, found 9 hours ago

$1,040

Roundtrip

found 9 hours ago

Select Air Canada flight, departing Tue, Jul 15 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Jul 21, priced at $1,040 found 9 hours ago

Thu, Jul 31 - Thu, Aug 7

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,066 Roundtrip, found 9 hours ago

$1,066

Roundtrip

found 9 hours ago

Select Delta flight, departing Thu, Jul 31 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Aug 7, priced at $1,066 found 9 hours ago

Mon, Aug 4 - Mon, Aug 11

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,076 Roundtrip, found 9 hours ago

$1,076

Roundtrip

found 9 hours ago

Select Delta flight, departing Mon, Aug 4 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Aug 11, priced at $1,076 found 9 hours ago

Mon, Aug 4 - Sun, Aug 10

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,102 Roundtrip, found 9 hours ago

$1,102

Roundtrip

found 9 hours ago

Select Delta flight, departing Mon, Aug 4 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Aug 10, priced at $1,102 found 9 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,120 Roundtrip, found 9 hours ago

$1,120

Roundtrip

found 9 hours ago

Select United flight, departing Tue, Jul 15 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Jul 21, priced at $1,120 found 9 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,125 Roundtrip, found 9 hours ago

$1,125

Roundtrip

found 9 hours ago

Select United flight, departing Tue, Jul 15 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Jul 21, priced at $1,125 found 9 hours ago

Sat, Aug 2 - Tue, Aug 12

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,198 Roundtrip, found 9 hours ago

$1,198

Roundtrip

found 9 hours ago

Select Lufthansa flight, departing Sat, Aug 2 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Aug 12, priced at $1,198 found 9 hours ago

Fri, Aug 1 - Sun, Aug 10

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,452 Roundtrip, found 11 hours ago

$1,452

Roundtrip

found 11 hours ago

Select American Airlines flight, departing Fri, Aug 1 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Aug 10, priced at $1,452 found 11 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,622 Roundtrip, found 9 hours ago

$1,622

Roundtrip

found 9 hours ago

Select KLM flight, departing Tue, Jul 15 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Jul 21, priced at $1,622 found 9 hours ago

Fri, Aug 1 - Sun, Aug 10

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$1,927 Roundtrip, found 11 hours ago

$1,927

Roundtrip

found 11 hours ago

Select Iberia flight, departing Fri, Aug 1 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Aug 10, priced at $1,927 found 11 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin-Bergstrom Intl.

OPO

Dr. Francisco de Sa Carneiro

$3,440 Roundtrip, found 9 hours ago

$3,440

Roundtrip

found 9 hours ago

Select Air France flight, departing Tue, Jul 15 from Austin-Bergstrom Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Jul 21, priced at $3,440 found 9 hours ago