United Hub - Airport Fact Sheet Chicago O' Hare International Airport
Chicago O'Hare
International Airport

Airport fact sheet

O’Hare International Airport (ORD) is United’s hometown hub and the sixth busiest airport in the world. United operates more flights out of ORD than any other airline and occupies nearly 950,000 square feet of terminal space at the airport. O'Hare's strength and prominence stand to improve significantly with a historic terminal expansion that will soon get underway. An $8.7 billion capital program will deliver increased gate capacity, millions of additional square feet of terminal capacity, and innovative technology and amenities that will bring a new level of service for passengers traveling domestically and internationally through Chicago O'Hare.
Average daily flights

United, together with United Express® operates 584 daily flights out of O’Hare:

United Mainline United Regional
242 342
International service

United operates 46 daily nonstop flights to 38 international destinations from ORD:

  • Nonstop flights to nine cities in Europe
  • One nonstop flight to Asia
  • Nonstop flights to 21 destinations across Mexico, Latin America and the Caribbean
  • Nonstop flights to seven destinations in Canada
Domestic service

United operates 584 daily flights to 159 airports across the United States from ORD, including frequent daily service to top business travel markets in Newark/New York, Los Angeles, San Francisco, Denver and Houston.

Enplaned passengers
Annual Average daily
17.3M 47,300
Approximate total in Chicago area
United ClubSM

Four United Clubs located in Terminal 1, Concourses B and C and Terminal 2, Concourse F

United Polaris® lounge

One United Polaris lounge in Terminal 1, Concourse C

Select community partners
  • The Art Institute of Chicago
  • Museum of Science and Industry
  • Shedd Aquarium
  • After School Matters
  • Chicago Urban League
  • Youth Guidance
  • Junior Achievement of Chicago
  • Boys & Girls Club of Chicago
  • Rehabilitation Institute of Chicago
  • Chicago Public Library Foundation
Sports sponsorships
  • Chicago Bears
  • Chicago Blackhawks
  • Chicago Bulls
  • Chicago White Sox
General airport amenities

More than 50 food and beverage shops, automated teller machines in each terminal, Wi-Fi throughout all terminals, electronics charging stations in Terminals 1 and 2, full-service post office in Terminal 2, full-service medical clinic in Terminal 2.