Airlines at ORD
All 46 airlines in the airport's directory, with the departure concourse and check-in counters it prints for each. Both appear where they differ.
Every airline, A to Z
All 46 airlines
| Airline | Departure concourse | Check-in |
|---|---|---|
| Aer Lingus | Terminal 3 | Terminal 3, Departures and Check-In level |
| Aeromexico | Terminal 5 | Terminal 5, Departures and Check-In level |
| Air Canada | Terminal 2 | Terminal 2, Departures and Check-In level, with a separate customer service desk |
| Air France | Terminal 5 | Terminal 5, Departures and Check-In level |
| Air India | Terminal 5 | Terminal 5, Departures and Check-In level |
| Air Serbia | Terminal 5 | Terminal 5, Departures and Check-In level |
| Alaska Airlines | Terminal 2 | Terminal 2, Departures and Check-In level |
| All Nippon Airways | Terminal 1 | Terminal 1, Departures and Check-In level |
| American Airlines | Terminal 3 | Terminal 3, Departures and Check-In level, with separate international, Priority and Flagship counters, self check-in kiosks on both levels, and curbside check-in |
| Arajet | Terminal 5 | Terminal 5, Departures and Check-In level |
| Austrian Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| Avianca | Terminal 5 | Terminal 5, Departures and Check-In level |
| British Airways | Terminal 3 | Terminal 3, Departures and Check-In level |
| Cathay Pacific | Terminal 5 | Terminal 5, Departures and Check-In level |
| Contour Airlines | Terminal 3 | Terminal 3, Departures and Check-In level |
| Copa Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| Delta Air Lines | Terminal 5 | Terminal 5, Departures and Check-In level, with self service kiosks and curbside check-in |
| Denver Air Connection | Terminal 2 | Terminal 2, Departures and Check-In level |
| EgyptAir | Terminal 5 | Terminal 5, Departures and Check-In level |
| Emirates | Terminal 5 | Terminal 5, Departures and Check-In level |
| Ethiopian Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| Etihad Airways | Terminal 5 | Terminal 5, Departures and Check-In level |
| EVA Air | Terminal 5 | Terminal 5, Departures and Check-In level |
| Finnair | Terminal 5 | Terminal 5, Departures and Check-In level |
| Frontier Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| Iberia | Terminal 3 | Terminal 3, Departures and Check-In level |
| Icelandair | Terminal 5 | Terminal 5, Departures and Check-In level |
| ITA Airways | Terminal 5 | Terminal 5, Departures and Check-In level |
| Japan Airlines | Terminal 3 | Terminal 3, Departures and Check-In level |
| JetBlue | Terminal 2 | Terminal 2, Departures and Check-In level |
| KLM | Terminal 5 | Terminal 5, Departures and Check-In level |
| Korean Air | Terminal 5 | Terminal 5, Departures and Check-In level |
| LOT Polish Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| Lufthansa | Terminal 1 | Terminal 1, Departures and Check-In level |
| Philippine Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| Qatar Airways | Terminal 5 | Terminal 5, Departures and Check-In level |
| Royal Jordanian | Terminal 5 | Terminal 5, Departures and Check-In level |
| SAS | Terminal 5 | Terminal 5, Departures and Check-In level |
| Sun Country Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| SWISS | Terminal 5 | Terminal 5, Departures and Check-In level |
| TAP Air Portugal | Terminal 5 | Terminal 5, Departures and Check-In level |
| Turkish Airlines | Terminal 5 | Terminal 5, Departures and Check-In level |
| United Airlines | Terminal 1, Terminal 2 | Terminal 1 lobby on the Departures and Check-In level, with Polaris check-in, Premier Access and Economy bag drops and an agent assistance desk. United also has a Terminal 2 lobby, and a group check-in desk on the Terminal 1 Arrivals level |
| Viva | Terminal 5 | Terminal 5, Departures and Check-In level |
| Volaris | Terminal 5 | Terminal 5, Departures and Check-In level |
| WestJet | Terminal 5 | Terminal 5, Departures and Check-In level |