Chicago's O'Hare International Airport is facing record passenger traffic, prompting city planners to reconsider the timeline for its ongoing multi-billion dollar renovation project. A new report suggests the current plan may not adequately handle projected growth.
Key Takeaways
- O'Hare experienced the highest growth among U.S. airports in 2024.
- Passenger traffic could increase by 30% by 2033.
- City planners may prioritize satellite concourses over the new global terminal.
- The renovation project was delayed due to pandemic costs.
Record Growth Puts Pressure on Existing Plans
O'Hare International Airport is currently experiencing unprecedented growth in passenger traffic. A recent report from the Chaddick Institute at DePaul University highlights that O'Hare led all U.S. airports in growth during 2024. This surge is causing city officials to re-evaluate the O'Hare 21 terminal project.
The report projects that O'Hare could see up to a 30% increase in passenger traffic by 2033. This level of growth would be challenging to accommodate under the existing renovation schedule and design, which was conceived before the recent traffic boom.
O'Hare Traffic Snapshot
- 2024 Growth: Highest among all U.S. airports
- Projected 2033 Growth: Up to 30% increase in passenger traffic
- Economic Impact: Generates $38 billion annually for Chicago
Shifting Priorities for Terminal Construction
City planners are now considering a significant reshuffle of the terminal construction timeline. The original plan aimed to transform Terminal 2 into a new global terminal, designed by architect Jeanne Gang. However, this new global terminal would offer fewer gates than the current Terminal 2.
The new recommendation suggests deprioritizing the global terminal. Instead, the focus would shift to accelerating the construction of two satellite concourses. These concourses could be completed by 2029, providing much-needed gate capacity sooner.
"O'Hare has suddenly become the country's hottest airport in terms of traffic growth, and this creates new challenges for terminal expansion," stated Joe Schwieterman, a DePaul professor and co-author of the report. "So much has changed since the current plan for terminal construction was hatched."
Current Renovation Timeline and Delays
The O'Hare 21 terminal project has already faced several delays. Originally, it was expected to be finished by 2026. However, pandemic-related costs pushed back the timeline. Earlier this year, the city and the airport's two major airlines, United and American Airlines, finalized a deal to finance renovations through 2033.
The current growth underscores the urgency of these renovations. While O'Hare is one of the busiest airports in the country, it has historically ranked low in customer satisfaction. Improving facilities and capacity is crucial for both economic impact and passenger experience.
Project Background
The O'Hare 21 terminal project is a multi-year effort to modernize and expand O'Hare International Airport. It includes new gates, updated terminals, and improved passenger amenities. The project aims to enhance efficiency and accommodate future traffic growth.
Airlines See Increased Activity
The growth in passenger traffic is mirrored by increased activity from the airport's primary carriers. According to the report, United and American Airlines flights out of O'Hare have risen almost 19% since 2023.
This increased usage has led to higher operational intensity. In August, O'Hare averaged 5.9 departures per gate, making it the highest among U.S. hub airports. The ongoing O'Hare 21 project has already delivered some new gates, which helped facilitate this recent growth.
Airline Operations
- Flight Increase: United and American Airlines flights up 19% since 2023.
- Gate Utilization: 5.9 departures per gate in August, highest among U.S. hubs.
Looking Ahead: A "Good Problem"
Despite the challenges, experts view this surge in demand as a positive development for Chicago. The airport's strong performance indicates a robust recovery and continued importance as a national and international hub.
"This is a good problem for the city to have ā surging demand for gate and terminal space at O'Hare," Schwieterman concluded. The reevaluation of the renovation plan reflects an adaptive approach to ensure O'Hare can meet future travel needs effectively.
The city's willingness to adjust its strategy underscores a commitment to maintaining O'Hare's competitive edge and improving the overall travel experience for millions of passengers.





