$583 Cheap United flights Austin (AUS) to Porto (OPO)

$583 Cheap United flights Austin (AUS) to Porto (OPO)

Prices were available within the past 7 days and start at $583 for one-way flights and $928 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 6 - Tue, Aug 12

AUS

Austin

OPO

Porto

$928 Roundtrip, found 7 hours ago

$928

Roundtrip

found 7 hours ago

Select United flight, departing Wed, Aug 6 from Austin to Porto, returning Tue, Aug 12, priced at $928 found 7 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin

OPO

Porto

$1,120 Roundtrip, found 7 hours ago

$1,120

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Jul 15 from Austin to Porto, returning Mon, Jul 21, priced at $1,120 found 7 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin

OPO

Porto

$1,125 Roundtrip, found 7 hours ago

$1,125

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Jul 15 from Austin to Porto, returning Mon, Jul 21, priced at $1,125 found 7 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin

OPO

Porto

$1,128 Roundtrip, found 7 hours ago

$1,128

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Jul 15 from Austin to Porto, returning Mon, Jul 21, priced at $1,128 found 7 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin

OPO

Porto

$1,138 Roundtrip, found 7 hours ago

$1,138

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Jul 15 from Austin to Porto, returning Mon, Jul 21, priced at $1,138 found 7 hours ago

Tue, Jul 15 - Mon, Jul 21

AUS

Austin

OPO

Porto

$1,167 Roundtrip, found 7 hours ago

$1,167

Roundtrip

found 7 hours ago

Select United flight, departing Tue, Jul 15 from Austin to Porto, returning Mon, Jul 21, priced at $1,167 found 7 hours ago