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Cheap Flights from Chicago to Porto, PT, Portugal - CHI to OPO Last modified: May 31, 2016 12:54 PM

Popular flights from Chicago to Porto Last modified: May 31, 2016 12:54 PM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Air Europa
Departure Date Return Date Lowest Price
Jul 26, 2016 Aug 2, 2016 $2,149
Air France
Departure Date Return Date Lowest Price
Jul 7, 2016 Jul 19, 2016 $1,424
American Airlines
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 22, 2016 $676
Austrian Airlines
Departure Date Return Date Lowest Price
Sep 3, 2016 Sep 9, 2016 $1,429
British Airways
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 22, 2016 $676
Brussels Airlines
Departure Date Return Date Lowest Price
Sep 3, 2016 Sep 9, 2016 $1,090
Finnair
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 22, 2016 $751
Iberia
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 22, 2016 $676
KLM Royal Dutch Airlines
Departure Date Return Date Lowest Price
Aug 30, 2016 Sep 14, 2016 $1,290
Lufthansa German Airlines
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 22, 2016 $848
Tap Portugal
Departure Date Return Date Lowest Price
Sep 3, 2016 Sep 9, 2016 $1,276
United Airlines
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 22, 2016 $816
Sep 12, 2016 Sep 22, 2016 $816

How Much Does it Cost to Fly from Chicago to Porto (CHI to OPO)?

We have collected flight cost data from across the web for travel from Chicago to Porto, and have found the average flight price for this trip to be $1,332.

When Can I Buy the Cheapest Flight from Chicago to Porto (CHI to OPO)?

Airlines can adjust prices for plane tickets from Chicago to Porto based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Round Trip vs One Way Flights from Chicago to Porto (CHI to OPO)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Chicago to Porto. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Chicago to Porto is $2,602.

The average price for round trip flights from Chicago to Porto is $1,569.

Chicago to Porto Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Chicago to Porto?
Answer: Frankfurt, DE

Airlines Flying from Chicago to Porto (CHI to OPO) Number of flights searched: 361Last modified: May 31, 2016 12:54 PM

Below are the different airlines that fly from Chicago to Porto with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Chicago to Porto.

Chicago to Porto
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Iberia MAD X X X X X X X
Iberia BOS / MAD X X X X X X X
Lufthansa MUC X X X X X X X
Swiss ZRH X X X X X X X
Swiss ZRH / GVA X X X X X X X
Turkish IST X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Chicago and Porto, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Chicago - CHI

FlightsAirlineLowest Price
Chicago to Newark American, JetBlue, United $167
Chicago to Detroit American, United $174

Cheap International Flights from Chicago - CHI

FlightsAirlineLowest Price
Chicago to Madrid American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Pullmantur Air, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Corsair, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, FlexFlight $639
Chicago to Paris American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, OpenSkies, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, XL Airways, SAS, Brussels, Corsair, Tap Portugal, United, Air Europa, Virgin Atlantic $681
Chicago to Lisbon American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $665
Chicago to Barcelona American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Pullmantur Air, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic $637
Chicago to Rome Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Blue Panorama, Condor, Pullmantur Air, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic $661
Chicago to Dublin American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Jetairfly, United, Virgin Atlantic $632
Chicago to Amsterdam American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $655
Chicago to Frankfurt American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic $722
Chicago to Vigo American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Aer Lingus, Iberia, KLM, Lufthansa, Austrian, Brussels, Tap Portugal, United, Air Europa Check Dates
Chicago to Zurich American, JetBlue, Swiss, United $665
Chicago to Munich American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Luxair, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $706
Chicago to Milan Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, BMI Regional, Condor, Aer Lingus, Air Dolomiti, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $672
Chicago to Casablanca American, Royal Air Maroc, United $664
Chicago to Istanbul American, Atlasjet, Turkish, United, SunExpress $666
Chicago to Seville American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $759
Chicago to Brussels American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic $659
Chicago to Malaga American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Adria, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $712
Chicago to Warsaw Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $658
Chicago to Santiago de Compostela American, Air Berlin, Air France, Finnair, JetBlue, British Airways, Aer Lingus, Iberia, Lufthansa, Austrian, Brussels, United, Air Europa, Virgin Atlantic $1,164
Chicago to Berlin Aegean, American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Virgin Atlantic $696
Chicago to Athens Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Air Malta, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $687
Chicago to Delhi Jet Airways, American, Air India, Alaska, JetBlue, United $701
Chicago to Bilbao American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $963
Chicago to Dusseldorf American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $716
Chicago to Copenhagen American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, Adria, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $642

Cheap International Flights to Porto - OPO

FlightsAirlineLowest Price
Indianapolis to Porto American, Air France, Finnair, Alitalia, British Airways, Iberia, KLM, Lufthansa, Austrian, Brussels, Tap Portugal, United, Virgin Atlantic $1,615
Milwaukee to Porto American, Air Berlin, Air France, Finnair, British Airways, Iberia, KLM, Lufthansa, Tap Portugal, United, Virgin Atlantic $1,259
Indianapolis to Madrid American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Austrian, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $742
Cheap Flights from Chicago to Porto, PT, Portugal, from $676 Round trip from CHI to OPO