$668 Cheap United flights Appleton (ATW) to Porto (OPO)

$668 Cheap United flights Appleton (ATW) to Porto (OPO)

Prices were available within the past 7 days and start at $668 for one-way flights and $907 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 17 - Tue, Jul 28

ATW

Appleton

OPO

Porto

$907 Roundtrip, found 1 day ago

$907

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 17 from Appleton to Porto, returning Tue, Jul 28, priced at $907 found 1 day ago

Fri, Jul 17 - Wed, Jul 29

ATW

Appleton

OPO

Porto

$909 Roundtrip, found 1 day ago

$909

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 17 from Appleton to Porto, returning Wed, Jul 29, priced at $909 found 1 day ago

Sun, Jul 26 - Sat, Aug 8

ATW

Appleton

OPO

Porto

$931 Roundtrip, found 1 day ago

$931

Roundtrip

found 1 day ago

Select United flight, departing Sun, Jul 26 from Appleton to Porto, returning Sat, Aug 8, priced at $931 found 1 day ago

Tue, Jun 2 - Tue, Jun 16

ATW

Appleton

OPO

Porto

$981 Roundtrip, found 1 day ago

$981

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jun 2 from Appleton to Porto, returning Tue, Jun 16, priced at $981 found 1 day ago

Mon, Jul 13 - Tue, Jul 28

ATW

Appleton

OPO

Porto

$993 Roundtrip, found 1 day ago

$993

Roundtrip

found 1 day ago

Select United flight, departing Mon, Jul 13 from Appleton to Porto, returning Tue, Jul 28, priced at $993 found 1 day ago

Mon, Jul 13 - Wed, Jul 29

ATW

Appleton

OPO

Porto

$995 Roundtrip, found 1 day ago

$995

Roundtrip

found 1 day ago

Select United flight, departing Mon, Jul 13 from Appleton to Porto, returning Wed, Jul 29, priced at $995 found 1 day ago

Fri, Jul 17 - Mon, Aug 3

ATW

Appleton

OPO

Porto

$1,001 Roundtrip, found 1 day ago

$1,001

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jul 17 from Appleton to Porto, returning Mon, Aug 3, priced at $1,001 found 1 day ago

Mon, Jun 29 - Tue, Jul 14

ATW

Appleton

OPO

Porto

$1,022 Roundtrip, found 1 day ago

$1,022

Roundtrip

found 1 day ago

Select United flight, departing Mon, Jun 29 from Appleton to Porto, returning Tue, Jul 14, priced at $1,022 found 1 day ago

Mon, Jun 15 - Wed, Jul 1

ATW

Appleton

OPO

Porto

$1,031 Roundtrip, found 1 day ago

$1,031

Roundtrip

found 1 day ago

Select United flight, departing Mon, Jun 15 from Appleton to Porto, returning Wed, Jul 1, priced at $1,031 found 1 day ago