ORD
O'Hare International Airport
Chicago, United States
O'Hare International Airport (ORD) serves Chicago, United States. Find which terminal each airline uses for departures and arrivals, and how to transfer between terminals.
Terminals
Which airline flies from which terminal
Live terminal assignments
| Airline | Terminal | Direction | Note |
|---|---|---|---|
| ASAlaska Airlines | T2Terminal 2 | Departures & arrivals | Alaska Airlines (concourse E, gates taken over from Delta in 2022). |
| AAAmerican Airlines | T3Terminal 3 | Departures & arrivals | American Airlines. |
| BABritish Airways | T3Terminal 3 | Departures | Departures moved from Terminal 5 to Terminal 3 in April 2024, using American Airlines gates. |
| BABritish Airways | T5Terminal 5 | Arrivals | International arrivals at Terminal 5, which has the customs hall. |
| DLDelta Air Lines | T5Terminal 5 | Departures & arrivals | Moved from Terminal 2 to Terminal 5 in October 2022 (gates M2–M11). |
| F9Frontier Airlines | T5Terminal 5 | Departures & arrivals | |
| LHLufthansa | T1Terminal 1 | Departures | Departs from Terminal 1 with Star Alliance. |
| LHLufthansa | T5Terminal 5 | Arrivals | International arrivals at Terminal 5. |
| UAUnited Airlines | T1Terminal 1 | Departures & arrivals | United hub (concourses B and C). |
| UAUnited Airlines | T2Terminal 2 | Departures & arrivals | United Express regional flights (concourse E). |
Transfers between terminals
- T1T27 minwalkingStays inside security
Connected airside by underground walkways.
Transfer T1 → T2 - T2T17 minwalkingStays inside security
Connected airside by underground walkways.
Transfer T2 → T1 - T2T38 minwalkingStays inside security
Connected airside by underground walkways.
Transfer T2 → T3 - T3T28 minwalkingStays inside security
Connected airside by underground walkways.
Transfer T3 → T2 - T3T510 mintrainRe-clear security
Airport Transit System (ATS) train; Terminal 5 is a separate building, so you re-clear security.
Transfer T3 → T5 - T5T310 mintrainRe-clear security
Airport Transit System (ATS) train; Terminal 5 is a separate building, so you re-clear security.
Transfer T5 → T3
Frequently asked questions
- How many terminals does O'Hare International Airport have?
- O'Hare International Airport (ORD) has 4 terminals.
- How do I find which terminal my airline uses at O'Hare International Airport?
- Check the airline board on this page — it lists every airline at O'Hare International Airport with its terminal and direction (departure or arrival).
- How do I transfer between terminals at O'Hare International Airport?
- O'Hare International Airport has 6 transfer routes between terminals, by walking and train. See the transfers section above for duration and whether each route stays inside security.
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