What Terminal Is United at O’Hare Airport (ORD)?

October 8, 2026
Chicago O’Hare International Airport (ORD)

United Airlines is the primary carrier at Terminal 1 of Chicago O’Hare International Airport (ORD). The terminal includes Concourse B and Concourse C, which serve a large number of United domestic and international flights. United also operates lounges in Terminal 1, making it the main hub for travelers flying with the airline at O’Hare.

United Airlines Terminal Information at ORD

Airport DetailInformation
Airport NameChicago O’Hare International Airport
Airport CodeORD
Main TerminalTerminal 1
ConcoursesB and C
Check-inTerminal 1
TicketingTerminal 1
Baggage ServicesTerminal 1
ORD DeparturesPrimarily Terminal 1
ORD ArrivalsPrimarily Terminal 1
Airline CodeUA
Airport LocationChicago, Illinois
Airport Address10000 W O’Hare Ave, Chicago, IL 60666

ORD Arrivals and Departures: United Terminal Guide

United uses Terminal 1 extensively for both domestic and international operations. Travelers should check their boarding pass and airport flight information displays for the exact concourse and gate because assignments can vary by flight.

Flight / Passenger ServiceLocation
ORD DeparturesTerminal 1
ORD ArrivalsTerminal 1 for applicable United flights
Domestic FlightsTerminal 1
International DeparturesTerminal 1 for applicable flights
Check-inTerminal 1
Ticket CounterTerminal 1
Baggage DropTerminal 1
Security ScreeningTerminal 1
Departure GatesConcourses B and C
Gate InformationCheck boarding pass and airport monitors

Terminal 1 Facilities for United Travelers

FacilityDetails
Check-in CountersAvailable
Baggage ServicesAvailable
Security CheckpointsAvailable
United ClubTerminal 1, Gates B6, B18 and C10
United Polaris LoungeTerminal 1, Gate C18
DiningRestaurants and cafés available
ShoppingRetail options available
Charging StationsAvailable throughout Terminal 1
Passenger AssistanceAvailable

O’Hare currently lists United Clubs at Gates B6, B18 and C10, along with the United Polaris Lounge at Gate C18 in Terminal 1.

United Check-In and Gate Information

Travel StepWhat to Know
Check-inUse Terminal 1
Baggage DropFollow United signs in Terminal 1
SecurityComplete screening before proceeding to the gates
Concourse BUnited departure gates are available
Concourse CUnited departure gates are available
Gate AssignmentConfirm on your boarding pass and airport monitors
Terminal TransferAllow extra time if connecting between terminals

Conclusion

United Airlines primarily operates from Terminal 1 at Chicago O’Hare Airport (ORD), using Concourses B and C. Most United passengers should go to Terminal 1 for check-in, baggage, security, and flights. Always confirm your specific ORD departure or arrival information before traveling because gate assignments can change.

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