$477 Cheap United flights San Diego (SAN) to Porto (OPO)

$477 Cheap United flights San Diego (SAN) to Porto (OPO)

Prices were available within the past 7 days and start at $477 for one-way flights and $743 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 2 - Fri, Dec 11

SAN

San Diego

OPO

Porto

$743 Roundtrip, found 3 hours ago

$743

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Dec 2 from San Diego to Porto, returning Fri, Dec 11, priced at $743 found 3 hours ago

Wed, Dec 2 - Tue, Dec 15

SAN

San Diego

OPO

Porto

$752 Roundtrip, found 3 hours ago

$752

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Dec 2 from San Diego to Porto, returning Tue, Dec 15, priced at $752 found 3 hours ago

Sun, Oct 25 - Fri, Nov 6

SAN

San Diego

OPO

Porto

$753 Roundtrip, found 3 hours ago

$753

Roundtrip

found 3 hours ago

Select United flight, departing Sun, Oct 25 from San Diego to Porto, returning Fri, Nov 6, priced at $753 found 3 hours ago

Sat, Oct 24 - Fri, Nov 6

SAN

San Diego

OPO

Porto

$755 Roundtrip, found 3 hours ago

$755

Roundtrip

found 3 hours ago

Select United flight, departing Sat, Oct 24 from San Diego to Porto, returning Fri, Nov 6, priced at $755 found 3 hours ago

Wed, Nov 4 - Tue, Nov 17

SAN

San Diego

OPO

Porto

$756 Roundtrip, found 3 hours ago

$756

Roundtrip

found 3 hours ago

Select United flight, departing Wed, Nov 4 from San Diego to Porto, returning Tue, Nov 17, priced at $756 found 3 hours ago

Tue, Dec 1 - Mon, Dec 14

SAN

San Diego

OPO

Porto

$758 Roundtrip, found 3 hours ago

$758

Roundtrip

found 3 hours ago

Select United flight, departing Tue, Dec 1 from San Diego to Porto, returning Mon, Dec 14, priced at $758 found 3 hours ago

Tue, Dec 1 - Wed, Dec 16

SAN

San Diego

OPO

Porto

$765 Roundtrip, found 3 hours ago

$765

Roundtrip

found 3 hours ago

Select United flight, departing Tue, Dec 1 from San Diego to Porto, returning Wed, Dec 16, priced at $765 found 3 hours ago

Sat, Nov 7 - Fri, Nov 20

SAN

San Diego

OPO

Porto

$767 Roundtrip, found 3 hours ago

$767

Roundtrip

found 3 hours ago

Select United flight, departing Sat, Nov 7 from San Diego to Porto, returning Fri, Nov 20, priced at $767 found 3 hours ago

Sat, Oct 17 - Thu, Nov 5

SAN

San Diego

OPO

Porto

$773 Roundtrip, found 3 hours ago

$773

Roundtrip

found 3 hours ago

Select United flight, departing Sat, Oct 17 from San Diego to Porto, returning Thu, Nov 5, priced at $773 found 3 hours ago

Sat, Sep 19 - Wed, Oct 7

SAN

San Diego

OPO

Porto

$777 Roundtrip, found 3 hours ago

$777

Roundtrip

found 3 hours ago

Select United flight, departing Sat, Sep 19 from San Diego to Porto, returning Wed, Oct 7, priced at $777 found 3 hours ago