United Airlines (UA) is one of the major carriers in the United States with its headquarters at Willis Tower in Chicago, Illinois. The airline flies to 230+ domestic destinations, and 118 international destinations worldwide with more than 800 aircraft.
The airline operates from 8 hubs located at different airports across the country. The operating bases can be found in 7 locations including Illinois, Colorado, Guam, Texas, California, New York, and Washington D.C. Besides, there are various other key airports located in international destinations.
Today, we will find out ‘Where are United Airlines main hubs?’ including terminal information, and amenities. Without further ado, let’s get started.
Table of Contents
What are the major hubs for United Airlines?
As mentioned above, United Airlines operates from 8 primary hubs located in 7 different areas across the United States. Let’s explore all the hubs in detail below.
Chicago O’Hare International Airport (ORD)
Chicago O’Hare Int’l Airport (ORD) is the primary international airport serving Chicago Metropolitan Area. It is the major hub for United Airlines, American Airlines, and also the focus city for Spirit Airlines, and Polar Air Cargo.
O’Hare airport features four passenger terminals: Terminal 1, Terminal 2, Terminal 3, and Terminal 5. These terminals hold a total of 191 gates with 9 Concourses.
United Airlines operates domestic, and international flights from Terminal 1, Terminal 2, and Terminal 5. United, and United Express operates the majority of flights from Terminal 1, and Terminal 2 whereas Terminal 5 is specially used for International Arrival flights.
United Airlines Terminal Facilities at ORD Airport
- Kiosk Check-in/Customer Service Center
- Ticketing/Check-in
- Baggage Claim
- Animal Relief Area
- United Polaris Lounge
- United Club Location
- United Premier Check-in
- Nursing Room
- Security Walkway
- TSA Pre-screening Program
- Shuttle Service includes bus, monorail, and train transport.
For detailed information on United Airlines ORD Terminal, you can visit our detailed blog that covers arrivals/departures information, terminal facilities, parking service, and much more.
Denver International Airport (DEN)
Denver Int’l Airport (DEN) is among the 8 primary hubs for United Airlines. This airport is one of the top 3 busiest airports in the United States as it handles over 50 million passenger traffic each year.
DEN is equipped with only one passenger terminal named ‘Jeppesen Terminal’ that holds three Concourses: Concourse A, Concourse B, and Concourse C.
Concourse A holds 51 Gates, Concourse B holds 66 gates, and Concourse C accommodates 29 gates. United Airlines operates from all three Concourses (A, B, and C) at Denver Airport.
United Airlines Terminal Facilities at Denver Airport
- Kiosk Check-in/Customer Service Center
- Ticketing/Check-in
- Baggage Claim
- Immigration
- Animal Relief Area
- United Club Location
- United Premier Check-in
- Nursing Room
- TSA Pre-screening Program
- Secure Walkway
- Shuttle Service includes bus, monorail, and train transport.
If you are traveling via Denver Airport with United Airlines, please don’t forget to read our detailed blog on United Airlines Terminal at DEN Airport.
Houston George Bush Intercontinental Airport (IAH)
George Bush Intercontinental Airport (IAH), originally known as Houston Intercontinental Airport, is one of the major international airports serving the Greater Houston region. It is also one of the primary hubs for United Airlines.
The IAH Airport infrastructure holds five passenger terminals: Terminal A, Terminal B, Terminal C, Terminal D, and Terminal E. United Airlines operates from all terminals including Terminals A, B, C, D, and E.
United Airlines Terminal Facilities at Houston Airport
- Kiosk Check-in
- Customer Service Center
- Ticketing Counter
- Check-in Service
- Baggage Claim
- Immigration
- Animal Relief Area
- United Polaris Lounge
- United Club Location
- Nursing Room
- Shuttle, Bus, Monorail, and Train Transport
- TSA Pre-screening Program
We have already published a detailed article on United Airlines Terminal at IAH Airport. You can visit the article by clicking this link.
Los Angeles International Airport (LAX)
Los Angeles Airport (LAX) is a primary international airport serving Greater Los Angeles, and its surrounding metropolitan area. It is the main hub for airlines including United, American, Delta, Alaska, and Polar Air Cargo. Furthermore, it is the focus city for Southwest Airlines, JetBlue Airways, and Allegiant Air.
LAX is equipped with 9 passenger terminals: Terminal 1, Terminal 2, Terminal 3, Terminal 4, Terminal 5, Terminal 6, Terminal 7, Terminal 8, and Terminal B. These terminals are arranged in the shape of the letter ‘U’ or a horseshoe.
United Airlines, and United Express operate from Terminal 7, and Terminal 8 at LAX Airport.
Facilities available at United Airlines LAX Terminal
- Kiosk Check-in/Customer Service Center
- Ticketing/Check-in
- Baggage Claim
- Animal Relief Area
- United Polaris Lounge
- United Club Location
- United Premier Check-in
- Nursing Room
- Security Walkway
- TSA Pre-screening Program
- Shuttle Service including bus, monorail, and train transport.
If you are looking for detailed information on United Airlines Terminal at LAX airport, we have prepared a full article covering all information. Read it here.
Newark Liberty International Airport (EWR)
Newark Liberty Int’l Airport serves the New York metropolitan area by facilitating flights to domestic as well as various international destinations. EWR is the primary hub for United Airlines, and FedEx Express.
EWR Airport features there passenger terminals namely Terminal A, Terminal B, and Terminal C. Concourse A1, A2, A3, B1, B2, B3, C1, C2, and C3 are located in the respective terminals.
United Airlines operates from Terminal A, Terminal B, and Terminal C. United owns, and manages Terminal A at EWR. Terminals B, and C are used for both domestic, and international flights.
United Airlines Terminal Facilities at EWR Terminal
- Kiosk Check-in/Customer Service Center
- Ticketing/Check-in
- Baggage Claim
- Animal Relief Area
- United Polaris Lounge
- United Club Location
- United Premier Check-in
- Nursing Room
- TSA Pre-screening Program
- Shuttle Service including bus, monorail, and train transport.
Find a detailed United Airlines Terminal Guide at Newark Airport by visiting our blog ‘What terminal is United at Newark?’.
San Francisco International Airport (SFO)
San Francisco Int’l Airport is the primary hub for United Airlines, and Alaska Airlines. Located in California state, the airport serves San Francisco Bay Area.
Taking about the airport infrastructure, SFO is built with four passenger terminals: Terminal 1, Terminal 2, Terminal 3, and the International Terminal. There are seven concourses lettered from A to G.
United Airlines and United Express operate from Terminal 3 at SFO. The majority of flights are handled in Terminal 3 while Terminal 2 and the International Terminal are also used often. SFO international terminal is used for international flights by United Airlines.
United Airlines Terminal Facilities at SFO
- Kiosk Check-in/Customer Service Center
- Ticketing/Check-in
- United Polaris Lounge
- United Club
- United Premier Check-in
- Baggage Claim Area
- Immigration
- Medical Center
- Shuttle Service including monorail, bus and train transport
- Secure Walkway
- TSA Pre-Screening Program
We have already published a detailed blog on United Airlines Terminal at SFO Airport with terminal map, facilities & services, parking options, and more. Read this article to explore all the important information.
Washington Dulles International Airport (IAD)
Washington Dulles is also among the main hubs for United Airlines, and is located 26 miles west of downtown Washington in the Eastern United States.
IAD (commonly known as Dulles Airport) is equipped with the main passenger terminal that takes us to the two parallel midfield terminal infrastructures.
The main terminal consists of five of the original gates whereas the two parallel midfield terminal buildings accommodate Concourse A (19 Gates)/Concourse B (29 Gates), and Concourse C (24 Gates)/Concourse D (25 Gates) respectively. Besides, there is also a Concourse Z located near the main terminal with 4 gates.
United Airlines operates from Main Terminal Building (Concourse Z), Concourse A, Concourse C, and Concourse D.
Read this blog to explore complete information on United Terminal at Dulles Airport.
Terminal Facilities at Dulles Airport
- Kiosk Check-in/Customer Service Center
- Ticketing/Check-in
- Baggage Claim
- Animal Relief Area
- United Polaris Lounge
- United Club Location
- United Premier Check-in
- Nursing Room
- TSA Pre-screening Program
- Shuttle Service includes bus, monorail, and train transport.
Guam/Agana Field International Airport (GUM)
Guam International Airport, also known as Antonio B. Won Pat International Airport, is located in Barrigada & Tamuning, Guam. It is a primary hub for United Airlines, and Asia Pacific Airlines.
GUM Airport features only one main passenger terminal that holds three levels. The basement level, Apron Level, and Third Floor are the three levels inside the passenger terminal.
United Airlines operates from the main passenger terminal, and offers various facilities including Ticketing/Check-in, Baggage Claim, TSA PreCheck, and Immigration.
New York LaGuardia Airport (LGA)
United Airlines also operates its flights from LaGuardia Airport in New York however, it is not the hub for the airline but just a key airport.
LGA Airport features four passenger terminals including Terminal A, Terminal B, Terminal C, and Terminal D. United Airlines, and United Express operate their flights from Terminal B at LGA.
United Airlines Terminal Facilities at LGA Airport
- Kiosk Check-in
- Customer Service Center
- Nursing Room
- Baggage Claim
- Animal Relief Area
- United Club Location
- TSA Pre-Screening Program
- Ticketing/Check-in
- Transfer Shuttle, Bus, Monorail, or Train Transport
Explore United Terminal at LGA Airport in detail here.
Other key international airport for United Airlines
United Airlines also operates its flights from international airports located in Germany, the United Kingdom, New York, Brazil, and Japan.
The following airports are the key operating bases for United flights.
Frankfurt International Airport (FRA)
United Airlines operates flights to 200+ destinations within the U.S. from Terminal 1 at Frankfurt International Airport located in Germany.
Terminal Facilities at FRA
- Ticketing/Check-in
- Medical Center
- Secure Walkway
- Transfer Shuttle, Bus, Monorail or Train Transport
London Heathrow Airport (LHR)
London Heathrow (LHR) is one of the major airports in London, United Kingdom. United Airlines operates from Terminal 2A, and 2B from this airport.
The airline flies to 200+ destinations within the United States, and 100 international destinations from LHR.
If you are looking for detailed information on United Terminal at Heathrow Airport, read this blog.
Terminal Facilities at LHR
- Kiosk Check-in
- Customer Service Center
- Ticketing/Check-in
- Baggage Claim
- Immigration
- United Club Location
- United Premier Check-in
Guarulhos International Airport (GRU)
Guarulhos Int’l Airport also known as Guarulhos–Governor Andre Franco Montoro is an international airport located in Guarulhos, Brazil. There are three passenger terminals at GRU: Terminal 1 “Blue”, Terminal 2 “Orange”, and Terminal 3 “Red”.
United Airlines operates from Terminal 3 “Red”. Passengers receive transfer shuttle, bus, monorail, or train transport at GRU airport.
Tokyo Haneda Airport (HND)
Tokyo Haneda, officially known as Tokyo International Airport, is one of the two major international airports serving the Greater Tokyo Area. HND is equipped with three passenger terminals: Terminal 1, Terminal 2, and Terminal 3.
United Airlines operates from Terminal 3 at Haneda Airport, and provides the following facilities to the passengers.
- Ticketing/Check-in
- Baggage Claim
- Immigration
- United Premier Check-in
- Transfer Shuttle, Bus, Monorail, or Train Transport
Narita International Airport (NRT)
Narita Int’l Airport is among the two primary airports serving the Greater Tokyo Area. It is also known as Tokyo-Narita Airport. NRT features three passenger terminals namely Terminal 1, Terminal 2, and Terminal 3.
United Airlines operates from Terminal 1 at Narita Airport. The terminal facilities include:
- Ticketing/Check-in
- Kiosk Check-in
- Customer Service Center
- Baggage Claim
- Immigration
- United Premier Check-in
- Medical Center
United operates flights to 200+ destinations within the United States, and 100 international destinations from NRT.
Conclusion on ‘Where are United Airlines main hubs?’
We explored all 8 primary hubs of United Airlines located at different airports in the United States. Besides, we also discussed some key airports in the foreign country from where the United flies to 200+ destinations in the U.S. and 100+ worldwide.
| REGION | UNITED AIRLINES HUB |
| Orlando | Chicago O’Hare International Airport (ORD) |
| Colorado | Denver International Airport (DEN) |
| Texas | Houston/George Bush Intercontinental Airport (IAH) |
| California | Los Angeles International Airport (LAX) |
| New Jersey | Newark Liberty International Airport (EWR) |
| California | San Francisco International Airport (SFO) |
| Washington D.C. | Washington Dulles International Airport (IAD) |
| Guam | Antonio B. Won Pat International Airport (GUM) |
| New York (Key Airport) | LaGuardia Airport (LGA) |
| INTERNATIONAL KEY AIRPORTS | Frankfurt International Airport (FRA) London Heathrow International Airport (LHR) Guarulhos International Airport (GRU) Tokyo Haneda Airport (HND) Tokyo Narita Airport (NRT) |
FAQs on United Airlines Hubs
How many US hubs does United have?
United Airlines operates from 8 US hubs located in Chicago (ORD), Denver (DEN), Houston (IAH), Los Angeles (LAX), Newark (EWR), San Francisco (SFO), and Washington Dulles (IAD).
What is United’s biggest hub?
United Airlines flies to various domestic, and international destinations from 8 different hubs. As per the 2023 statistics, Denver International Airport (DEN) was United’s biggest hub.
Does United have a hub in New York?
United doesn’t feature its hub in New York however, LaGuardia Airport (LGA) in NY is the key airport. Also, United has claimed the Newark Liberty International Airport (EWR) as their New York area hub.
What is the smallest hub of United Airlines?
Among 8 primary hubs, Los Angeles International Airport (LAX) is the smallest hub of United Airlines.
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