Welcome | Sign out

Cheap Flights from Chicago to Porto - CHI to OPO (reverse)

Did You Know?

Lufthansa German Airlines has 490 connecting flights between Chicago, IL and Porto.
543,321 seats are available per week to fly from Chicago, IL to Porto.
You must make at least one connection to fly from Chicago, IL to Porto.
There are 9484 flights from Chicago, IL to Porto per week.

Cheap Domestic Flights from Chicago - CHI

Flights
Airline
Lowest Price
Delta, AirTran, JetBlue, US Airways, American, Alaska, United
$226
Alaska, United, Delta, US Airways, American
$165

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
$710
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
$821
Air France, Alitalia, Air Europa, US Airways, Turkish, Iberia, KLM, Swiss, Austrian, Lufthansa, Brussels, Finnair, British Airways, Tap Portugal, Air Canada, United, American, Delta
$894
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
$773
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
$748
United, Air Canada, British Airways, Finnair, Alitalia, SAS, Swiss, KLM, Turkish, Delta, American, US Airways, Aer Lingus, Iberia, Lufthansa, Air France
$474
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
$954
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
$806
Iberia, Air France, American, Delta, British Airways, Air Europa, Finnair, Alitalia, KLM
$1058
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
$791
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
$790
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
$737
Turkish, KLM, Brussels, Alitalia, Emirates, Iberia, Lufthansa, Air France, Qatar, American, Delta, Air Canada, Egyptair, Tap Portugal, British Airways
$861
Royal Jordanian, Delta, United, American, Air France, Lufthansa, US Airways, Turkish, Singapore, British Airways, Egyptair, Alitalia, Austrian, LOT, Air Canada, KLM, Swiss
$691
Iberia, Air Europa, American, British Airways, Air France, KLM
$1196
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
$788
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
$808
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
$805
Aer Lingus, American, Turkish, British Airways, Iberia
$1208
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
$744
Austrian, US Airways, SAS, LOT, Swiss, KLM, Turkish, Alitalia, Brussels, British Airways, Iberia, Lufthansa, Air France, United, American, Delta, Air Canada, Tap Portugal, Egyptair
$798
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
$779
Air France, Finnair, Lufthansa, Air Europa, US Airways, Turkish, KLM, Austrian, Brussels, Iberia, British Airways, Air Canada, United, Delta, American, Air Berlin, Alitalia
$1072
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
$745
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
$681

Cheap International Flights to Porto - OPO

Flights
Airline
Lowest Price
Lufthansa, United, Air Canada, British Airways, Alitalia, KLM, Iberia, American, US Airways
$1009
Alitalia, British Airways, Air Canada, United, American, US Airways, Iberia, KLM, Lufthansa
$1054
US Airways, KLM, Austrian, Iberia, Lufthansa, American, Air France, Delta, United, British Airways, Alitalia, Air Canada
$710
Cheap Flights from Chicago to Porto, from $1009 Round trip from CHI to OPO