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Cheap Flights from Chicago to Porto - CHI to OPO

Did You Know?

Lufthansa German Airlines has 490 connecting flights between Chicago, IL and Porto.
You must make at least one connection to fly from Chicago, IL to Porto.

Cheap Domestic Flights from Chicago - CHI

Flights
Airline
Lowest Price
Delta, AirTran, JetBlue, US Airways, American, Alaska, United
$203
Alaska, United, Delta, US Airways, American
$172

Cheap International Flights from Chicago - CHI

Flights
Airline
Lowest Price
US Airways, Alitalia, Brussels, SAS, Austrian, LOT, Swiss, KLM, Turkish, Finnair, British Airways, Iberia, Lufthansa, Air France, Air Berlin, American, Delta, United, Air Canada, Air Europa, Aer Lingus
$724
Swiss, LOT, Alitalia, Air Tahiti Nui, Tap Portugal, Iberia, Turkish, Delta, Air Canada, Lufthansa, Air Berlin, American, United, Air France, British Airways, Finnair, Brussels, Austrian, SAS, KLM, US Airways, Air Europa, Aer Lingus
$788
Air France, Alitalia, Air Europa, US Airways, Turkish, Iberia, KLM, Swiss, Austrian, Lufthansa, Brussels, Finnair, British Airways, Tap Portugal, Air Canada, United, American, Delta
$725
Iberia, Air Europa, Delta, US Airways, KLM, SAS, LOT, Swiss, Aer Lingus, Austrian, Lufthansa, Air France, Air Berlin, American, United, Air Canada, British Airways, Finnair, Brussels, Alitalia, Turkish
$739
Air Canada, KLM, US Airways, Air Europa, Iberia, Delta, LOT, Swiss, Turkish, American, SAS, Austrian, Alitalia, British Airways, Finnair, United, Brussels, Air France, Air Berlin, Aer Lingus, Emirates, Lufthansa
$720
United, Air Canada, British Airways, Finnair, Alitalia, SAS, Swiss, KLM, Turkish, Delta, American, US Airways, Aer Lingus, Iberia, Lufthansa, Air France
$718
Alitalia, Brussels, SAS, Austrian, LOT, Swiss, Turkish, Finnair, British Airways, Tap Portugal, Air Canada, Delta, American, Air France, Lufthansa, Iberia, Air Europa, Aer Lingus, KLM, United, US Airways
$708
Tap Portugal, Delta, LOT, Turkish, Swiss, Iberia, US Airways, Air France, Air Berlin, American, United, Aer Lingus, Air Canada, Singapore, British Airways, Finnair, Brussels, Alitalia, Austrian, SAS, KLM, Lufthansa
$768
Iberia, Air France, American, Delta, British Airways, Air Europa, Finnair, Alitalia, KLM
$927
American, Turkish, KLM, Swiss, LOT, Austrian, SAS, Brussels, Alitalia, Finnair, British Airways, Tap Portugal, Air Canada, United, US Airways, Air Berlin, Delta, Lufthansa, Iberia, Aer Lingus, Air France
$766
Alitalia, SAS, Austrian, LOT, Swiss, KLM, Turkish, Virgin Atlantic, US Airways, Finnair, British Airways, Tap Portugal, Aer Lingus, Lufthansa, Air France, Iberia, Air Berlin, American, Delta, United, Air Canada, Brussels
$753
Lufthansa, Emirates, Air France, Air Berlin, Swiss, American, LOT, Delta, Iberia, Air Europa, US Airways, KLM, SAS, JetBlue, Austrian, United, Air Canada, British Airways, Turkish, Finnair, Brussels, Alitalia, Aer Lingus
$710
Turkish, KLM, Brussels, Alitalia, Emirates, Iberia, Lufthansa, Air France, Qatar, American, Delta, Air Canada, Egyptair, Tap Portugal, British Airways
$716
Royal Jordanian, Delta, United, American, Air France, Lufthansa, US Airways, Turkish, Singapore, British Airways, Egyptair, Alitalia, Austrian, LOT, Air Canada, KLM, Swiss
$752
Iberia, Air Europa, American, British Airways, Air France, KLM
$1050
Swiss, Turkish, Jet Airways, LOT, Delta, Iberia, Air Europa, US Airways, KLM, SAS, British Airways, Austrian, Alitalia, American, Lufthansa, Air France, United, Air Canada, Finnair, Aer Lingus, Tap Portugal, Brussels
$760
KLM, Swiss, SAS, Brussels, Alitalia, Finnair, British Airways, Aer Lingus, Iberia, Lufthansa, Air France, Air Berlin, American, Delta, Air Canada, Turkish, US Airways, Air Europa, Austrian
$730
US Airways, KLM, SAS, Iberia, American, Delta, Tap Portugal, LOT, Swiss, Austrian, Alitalia, Brussels, Air Berlin, Air France, Lufthansa, Aer Lingus, United, Air Canada, British Airways, Finnair, Turkish
$695
Aer Lingus, American, Turkish, British Airways, Iberia
$728
Swiss, KLM, Turkish, US Airways, Finnair, Iberia, Air France, Lufthansa, Aer Lingus, Austrian, SAS, Air Canada, Tap Portugal, United, British Airways, Alitalia, Delta, American, Brussels, Air Berlin
$708
Austrian, US Airways, SAS, LOT, Swiss, KLM, Turkish, Alitalia, Brussels, British Airways, Iberia, Lufthansa, Air France, United, American, Delta, Air Canada, Tap Portugal, Egyptair
$768
Lufthansa, Asiana, Air Berlin, All Nippon, American, United, Air Canada, Air China, Air India, Air France, Thai, Gulf Air, Qatar, Virgin Atlantic, Jet Airways, JAL, Emirates, Singapore, Etihad, Finnair, Royal Jordanian, Malaysia, Turkish, China Eastern, Cathay, US Airways, British Airways, Swiss, Brussels, Austrian, KLM, Delta
$745
Air France, Finnair, Lufthansa, Air Europa, US Airways, Turkish, KLM, Austrian, Brussels, Iberia, British Airways, Air Canada, United, Delta, American, Air Berlin, Alitalia
$728
Tap Portugal, Air Canada, Delta, American, Air Berlin, Air France, Lufthansa, Iberia, British Airways, Finnair, LOT, US Airways, Turkish, KLM, Swiss, Austrian, SAS, Alitalia, Aer Lingus, United
$710
US Airways, Turkish, KLM, Swiss, LOT, Alitalia, Austrian, Brussels, Tap Portugal, British Airways, Finnair, SAS, Air France, Air Berlin, Delta, Lufthansa, Iberia, Air Canada, United, American
$654

Cheap International Flights to Porto - OPO

Flights
Airline
Lowest Price
Lufthansa, United, Air Canada, British Airways, Alitalia, KLM, Iberia, American, US Airways
$996
Alitalia, British Airways, Air Canada, United, American, US Airways, Iberia, KLM, Lufthansa
$1059
US Airways, KLM, Austrian, Iberia, Lufthansa, American, Air France, Delta, United, British Airways, Alitalia, Air Canada
$989
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Cheap Flights from Chicago to Porto, from $662 Round trip from CHI to OPO