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Cheap Flights from Chicago to Oulu, FI, Finland - CHI to OUL Last modified: May 26, 2016 12:54 PM

When Can I Buy the Cheapest Flight from Chicago to Oulu (CHI to OUL)?

Airlines can adjust prices for plane tickets from Chicago to Oulu 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.

Chicago to Oulu 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 Oulu?
Answer: Helsinki, FI

Airlines Flying from Chicago to Oulu (CHI to OUL) Number of flights searched: 152Last modified: May 26, 2016 12:54 PM

Below are the different airlines that fly from Chicago to Oulu 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 Oulu.

Chicago to Oulu
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Finnair HEL X X X X X

Airports for Your Route

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

Farecompare Research Tools

Cheap International Flights from Chicago - CHI

FlightsAirlineLowest Price
Chicago to Stockholm American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $656
Chicago to Helsinki American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Bulgaria Air, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $781
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 $660
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 $864
Chicago to Moscow American, JetBlue, S7, Aeroflot, United $531
Chicago to Oslo American, JetBlue, Norwegian Shuttle, United, Wideroe $693
Chicago to Krakow Aegean, American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Austrian, SAS, Brussels, Jetairfly, United, Virgin Atlantic $697
Chicago to Riga Aegean, American, Air Berlin, Air France, Finnair, Alitalia, British Airways, airBaltic, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, United, Virgin Atlantic $881
Chicago to Vilnius American, Air Berlin, Air France, Finnair, Alitalia, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Meridiana, Adria, KLM, Lufthansa, LOT, Thomas Cook, Austrian, SAS, Brussels, Jetairfly, United, Virgin Atlantic $882
Chicago to Lulea American, Air Berlin, Air France, Finnair, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Austrian, SAS, Brussels, United, Virgin Atlantic $1,415
Chicago to St Petersburg American, S7, Aeroflot, United $744
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 $807
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 $716
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 $881
Chicago to Rovaniemi American, Air Berlin, Air France, Finnair, British Airways, Iberia Check Dates
Chicago to Belgrade American, Air Serbia, United $819
Chicago to Budapest American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SAS, Brussels, Jetairfly, United, Virgin Atlantic $692
Chicago to Vienna American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Virgin Atlantic $903
Chicago to Prague Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic $775
Chicago to Tel Aviv - Yafo American, Alaska, El Al, United $781
Chicago to Tallinn Aegean, American, Air Berlin, Air France, Finnair, Alitalia, British Airways, airBaltic, Aer Lingus, Iberia, Adria, KLM, Lufthansa, LOT, Austrian, SAS, Brussels, United, Virgin Atlantic $878
Chicago to Edinburgh American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Jetairfly, United, Virgin Atlantic $986
Chicago to Hamburg American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Jetairfly, Tap Portugal, United, Virgin Atlantic $882
Chicago to Sofia Aegean, American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Blue Panorama, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic $508
Chicago to Hyderabad Jet Airways, American, Air India, United $721
Chicago to Venice Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, Aer Lingus, Air Dolomiti, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Jetairfly, Tap Portugal, United, Virgin Atlantic $891
Chicago to Kiev American, UIA, United $861
Chicago to Tokyo American, Alaska, JetBlue, Hawaiian, JAL, All Nippon, United $1,078
Chicago to Bucharest Aegean, American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SAS, Brussels, Jetairfly, United, Air Europa, Virgin Atlantic $797
Chicago to Vaasa American, Air Berlin, Air France, Finnair, British Airways, Aer Lingus, Iberia, Lufthansa, LOT, Austrian, SAS, Brussels, United $1,607
Cheap Flights from Chicago to Oulu, FI, Airfare Search for CHI to OUL, Airline One-Way and Roundtrip Schedules