Cheap flights from Chicago to Aliados from CA $766

Cheap flights from Chicago (CHI) to Aliados (OPO)

Prices were available within the past 7 days and start at CA $766 for one-way flights and CA $957 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue., Sep. 2 - Thu., Sep. 11

ORD

Chicago

OPO

Porto

CA $957 Roundtrip, found 3 days ago

CA $957

Roundtrip

found 3 days ago

Select Lufthansa flight, departing Tue., Sep. 2 from Chicago to Porto, returning Thu., Sep. 11, priced at CA $957 found 3 days ago

Tue., Sep. 2 - Thu., Sep. 11

ORD

Chicago

OPO

Porto

CA $968 Roundtrip, found 3 days ago

CA $968

Roundtrip

found 3 days ago

Select Lufthansa flight, departing Tue., Sep. 2 from Chicago to Porto, returning Thu., Sep. 11, priced at CA $968 found 3 days ago

Tue., Sep. 2 - Thu., Sep. 11

ORD

Chicago

OPO

Porto

CA $1,006 Roundtrip, found 3 days ago

CA $1,006

Roundtrip

found 3 days ago

Select Swiss International Air Lines flight, departing Tue., Sep. 2 from Chicago to Porto, returning Thu., Sep. 11, priced at CA $1,006 found 3 days ago

Sun., Jun. 22 - Sun., Jun. 29

ORD

Chicago

OPO

Porto

CA $1,079 Roundtrip, found 4 days ago

CA $1,079

Roundtrip

found 4 days ago

Select United flight, departing Sun., Jun. 22 from Chicago to Porto, returning Sun., Jun. 29, priced at CA $1,079 found 4 days ago

Wed., Jun. 25 - Tue., Jul. 1

ORD

Chicago

OPO

Porto

CA $1,120 Roundtrip, found 4 days ago

CA $1,120

Roundtrip

found 4 days ago

Select Air Canada flight, departing Wed., Jun. 25 from Chicago to Porto, returning Tue., Jul. 1, priced at CA $1,120 found 4 days ago

Tue., Sep. 2 - Thu., Sep. 11

ORD

Chicago

OPO

Porto

CA $1,150 Roundtrip, found 3 days ago

CA $1,150

Roundtrip

found 3 days ago

Select Turkish Airlines flight, departing Tue., Sep. 2 from Chicago to Porto, returning Thu., Sep. 11, priced at CA $1,150 found 3 days ago