$643 Cheap United flights Detroit (DTW) to Porto (OPO)

$643 Cheap United flights Detroit (DTW) to Porto (OPO)

Prices were available within the past 7 days and start at $643 for one-way flights and $942 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jul 28 - Wed, Aug 6

DTW

Detroit

OPO

Porto

$942 Roundtrip, found 3 days ago

$942

Roundtrip

found 3 days ago

Select United flight, departing Mon, Jul 28 from Detroit to Porto, returning Wed, Aug 6, priced at $942 found 3 days ago

Wed, Jul 30 - Tue, Aug 12

DTW

Detroit

OPO

Porto

$1,052 Roundtrip, found 3 days ago

$1,052

Roundtrip

found 3 days ago

Select United flight, departing Wed, Jul 30 from Detroit to Porto, returning Tue, Aug 12, priced at $1,052 found 3 days ago

Sat, Aug 2 - Tue, Aug 12

DTW

Detroit

OPO

Porto

$1,127 Roundtrip, found 3 days ago

$1,127

Roundtrip

found 3 days ago

Select United flight, departing Sat, Aug 2 from Detroit to Porto, returning Tue, Aug 12, priced at $1,127 found 3 days ago

Wed, Jul 30 - Wed, Aug 6

DTW

Detroit

OPO

Porto

$1,142 Roundtrip, found 3 days ago

$1,142

Roundtrip

found 3 days ago

Select United flight, departing Wed, Jul 30 from Detroit to Porto, returning Wed, Aug 6, priced at $1,142 found 3 days ago

Wed, Jul 30 - Fri, Aug 8

DTW

Detroit

OPO

Porto

$1,149 Roundtrip, found 3 days ago

$1,149

Roundtrip

found 3 days ago

Select United flight, departing Wed, Jul 30 from Detroit to Porto, returning Fri, Aug 8, priced at $1,149 found 3 days ago

Wed, Jul 30 - Sun, Aug 10

DTW

Detroit

OPO

Porto

$1,219 Roundtrip, found 3 days ago

$1,219

Roundtrip

found 3 days ago

Select United flight, departing Wed, Jul 30 from Detroit to Porto, returning Sun, Aug 10, priced at $1,219 found 3 days ago