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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
$159
Alaska, United, Delta, US Airways, American
$196

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
$728
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
$792
Air France, Alitalia, Air Europa, US Airways, Turkish, Iberia, KLM, Swiss, Austrian, Lufthansa, Brussels, Finnair, British Airways, Tap Portugal, Air Canada, United, American, Delta
$729
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
$743
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
$724
United, Air Canada, British Airways, Finnair, Alitalia, SAS, Swiss, KLM, Turkish, Delta, American, US Airways, Aer Lingus, Iberia, Lufthansa, Air France
$722
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
$712
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
$772
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
$769
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
$758
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
$714
Turkish, KLM, Brussels, Alitalia, Emirates, Iberia, Lufthansa, Air France, Qatar, American, Delta, Air Canada, Egyptair, Tap Portugal, British Airways
$720
Royal Jordanian, Delta, United, American, Air France, Lufthansa, US Airways, Turkish, Singapore, British Airways, Egyptair, Alitalia, Austrian, LOT, Air Canada, KLM, Swiss
$740
Iberia, Air Europa, American, British Airways, Air France, KLM
$1181
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
$764
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
$734
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
$698
Aer Lingus, American, Turkish, British Airways, Iberia
$732
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
$712
Austrian, US Airways, SAS, LOT, Swiss, KLM, Turkish, Alitalia, Brussels, British Airways, Iberia, Lufthansa, Air France, United, American, Delta, Air Canada, Tap Portugal, Egyptair
$772
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
$750
Air France, Finnair, Lufthansa, Air Europa, US Airways, Turkish, KLM, Austrian, Brussels, Iberia, British Airways, Air Canada, United, Delta, American, Air Berlin, Alitalia
$732
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
$714
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
$657

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
$990
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Cheap Flights from Chicago to Porto, from $666 Round trip from CHI to OPO