United Airlines is one of the main carriers in the United States with its headquarters at Willis Tower in Chicago, Illinois. The airline operates flights to more than 230 domestic destinations and 118 international routes around the globe with over 800 fleet capacity.

United currently operates from 8 hubs located at different airports across the country which are Chicago-O’Hare (ORD), Denver (DEN), Guam (GUM), Houston/George Bush (IAH), Los Angeles Int’l (LAX), Newark Liberty (EWR), San Francisco (SFO), and Washington Dulles (IAD).

In this blog, we will explore ‘What Terminal is United at IAH?’ with a terminal map, gates, arrival/departure information, lounge, amenities, and more. 

Without further ado, let’s get started.

What Terminal is United at IAH? (George Bush Airport)

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 located in Houston, Texas at an elevation of 97 ft (30 m) above mean sea level (AMSL). IAH is one of the primary hubs for United Airlines.

Covering a total area of 10,000 acres, IAH features four concrete runways with the designation Rwy 15L/33R, Rwy 15R/33L, Rwy 9/27, Rwy 8L/26R, and Rwy 8R/26L.

Talking about the airport infrastructure, IAH is equipped with five terminals with a total of 161 gates. Terminal A, Terminal B, Terminal C, Terminal D, and Terminal E are the five terminals at the airport.

united airlines at iah houston airport aviatechchannel
What Terminal is United at IAH?

United Airlines operates from all terminals including Terminal A, Terminal B, Terminal C, Terminal D, and Terminal E at Houston Airport (IAH). All terminal services and facilities including ticketing, baggage claim, and security are available at this terminal.

Terminal AUnited Express
Terminal BUnited Express
Terminal CUnited AirlinesUnited Express
Terminal DUnited Airlines
Terminal EUnited AirlinesUnited Express

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

Passengers are recommended to arrive at least 2 hours prior to their domestic departure, and 3 hours before international departure.


Are you Traveling with your pets via United flights?

Please go through United Airlines Pet Policy to travel safely with your furry friend.

IAH Airport Ground Transportation Facility

  • Taxis – Taxicabs services are offered outside Baggage Claim/Arrivals Level of Terminals A, B, C, and E.
  • Ride Apps – Get Me, GreenLight (GLT), Lyft, Uber, Wingz, and Alto Ride apps are available at IAH Airport. The pick-up location is outside the Baggage Claim/Arrivals Level of Terminals A, B, C, and E.
  • Limousines and Sedans – Limousines, and sedans are ready to pick you up on Terminals A, B, C, and E.
  • Shuttle Service – Off-airport parking shuttles are provided at IAH. The pick-up location is outside the Baggage Claim/Arrivals Level of Terminals A, B, and C.
  • Local Bus Service – The Houston Metropolitan Transit Authority (METRO) offers local bus service.
  • Inter-Terminal Transportation – All five terminals at IAH are connected by an above-ground automated people-mover (Skyway) and an underground train (Subway).
  • Rental Cars – The IAH Rental Car Center serves as a consolidated facility for 10 on-site rental car companies.

United Airlines IAH Terminal Map

What Terminal is United at IAH?

As you can see from the image of the IAH Terminal map, Terminal A, Terminal B, Terminal C, Terminal D, and Terminal E are located on the Southern side. In contrast, Terminal D is on the Northern side. Terminals A and B are in one section whereas the remaining Terminals C, D, and E are together.

United Airlines with United Express (regional carrier) operates from all terminals (A, B, C, D, and E) at Houston Airport.

IAH United Terminal Departures

All United Airlines domestic departures from IAH Airport are operated from Terminal A, Terminal B, Terminal C, Terminal D, and Terminal E. Likewise, international departures are handled from Terminal D, and Terminal E.

TSA security checkpoints, baggage drop, customer service desks, United Club, United Polaris lounge, and other basic terminal services are offered at the departure terminal.

What Terminal is United Arrivals at IAH?

The domestic arrival flights of United Airlines are operated at Terminal B, and Terminal A. Besides, passengers without bags can arrive at Level 1 in Terminal A. The international arrival flights use Terminal E.

Baggage claim areas, customer service desks, currency exchange offices, ground transportation, and basic terminal facilities are offered to the arriving passengers at IAH Airport.

Does United have a Lounge in IAH?

Both United Polaris Lounge, and United Club are available at Houston Airport.

United Airlines offers United Polaris which is popularly known as the international premium cabin travel experience. As per the airlines, Polaris was introduced to provide better sleep in the sky to international travelers.

united polaris lounge at iah airport aviatechchannel
What Terminal is United at IAH?

Some attractive amenities offered by United Polaris include:

  • United Polaris Lounges with rest spaces
  • High-end pre-flight dining options
  • Custom-designed personal onboard suite with added privacy
  • Comfort and Convenience 
  • Sleep-focused amenities including Saks Fifth Avenue Luxury Bedding
  • Premium Skincare products from Sunday Riley
  • Earplugs and an ergonomic eye mask
  • Cool-gel pillows at each seat
  • Pajamas upon request on flights longer than 12 hours
  • Reimagined Dining options and much more.

In IAH, you will find United Airlines Polaris Lounge near Gate E12 (Terminal E) which is available to international premium cabin travelers. Amenities offered by the United Airlines Polaris Lounge at ORD are listed below.

  • Pre-flight dining option with an extensive buffet (Hot and Cold Selections)
  • Dining with table service.
  • Beverage of your choice that includes specially curated wines, premium spirits, craft brews, and handcrafted cocktails.
  • Spa-like Shower Suites
  • Tucked-away Quiet Suites
  • Daybeds and Soft Lighting
united club at iah airport aviatechchannel

In addition to the United Polaris, you will find United Club in Terminal B, Terminal C, and Terminal E. This club allows you to relax while you wait for your flight with United Airlines. To access this club, you need to purchase a membership.

Terminal C, South Concourse, toward Gate C335:30 a.m. – 9:15 p.m. daily
Terminal B, South Mezzanine, above the United Express ticket counter5:30 a.m. – 9:15 p.m. daily
Terminal A, North Concourse, across from Gate A97:30 a.m. – 9:00 p.m.
Terminal C, near Gate C15:30 a.m. – 9:15 p.m. daily
Note: The operational hours are subject to change.

The main amenities offered by the United Club at IAH include:

  • Breakfast and Afternoon Snacks
  • Beverages include wine, spirits, and select beer.
  • High-speed Wi-Fi
  • Personalized Travel Assistance

Passengers who don’t have access to United Club, and United Polaris Lounge can visit amazing restaurants in IAH Terminals, and enjoy a variety of cuisines, and beverages. In addition, they can visit retail shops to purchase goods.

Where is United Parking at IAH?

What Terminal is United at IAH?

The Houston Airport System (HAS) offers various parking options and all parking facilities are operational 24 hours a day, 365 days a year. There is an online parking reservation system for your convenience. United Airlines passengers can use on-site parking spaces.

EV Charging stations, economy lots, shuttle services, accessible parking spaces, terminal parking, valet services, and reservation discounts are the major facilities provided by IAH Parking. You can visit the airport’s official website for parking rates, locations, and reservations.

Some major facilities available at IAH Terminal Parking

  • Convenient parking directly next to all IAH and HOU terminals.​
  • Self-parking and Valet​
  • Closest to gate​
  • Prepaid Parking Available
  • EV Charging stations
  • Accessible parking​
  • Automatic Parking Guidance System

IAH Airport Rental Car Facility


The Rental Car Center at IAH Airport is where you can find 10 car rental companies. They are open 24/7, but their operating hours may vary.

The rental car providers available at IAH include Alamo, Avis, Budget, Dollar Car Rental, Enterprise, Hertz, National, Payless Car Rental, Thrifty, and Zipcar.

The Rental Car Center is conveniently located just about 5 minutes away from the IAH Terminals. You can reach it by taking a shuttle.

The shuttle service runs every five minutes from the Baggage Claim/Arrivals area outside Terminals A, B, and C between 7:00 am and 11:00 pm. From 11:00 pm to 7:00 am, the shuttle departs every ten minutes.

If you need to catch the rental car shuttle pickup at Terminal D, it’s available until 9:00 pm. After 9:00 pm, please go to Terminal C for the shuttle service.

If you are an AAA member, AARP member, active-duty military personnel, national guard, and federal government employee, you get exclusive car rental discounts, and benefits.
(Check out the following blogs for discounts, and amenities.)
How to get car rental discounts with AAA?
A Comprehensive Guide to Car Rental Discounts with AARP.
Discover Military Discounts for Car rental services.
Explore 15+ PRO TIPS to get cheaper car rental discounts every time.

Conclusion on ‘What terminal is United at IAH?’

As we have come to the end of this informative article answering ‘What terminal is Delta at IAH?’. The terminal map, gates information, arrivals/departures, parking facility, lounge & amenities were discussed. 

Let’s conclude our discussion with some key points listed below.

  • George Bush Intercontinental Airport (IAH) is the primary international airport serving the Greater Houston region. 
  • IAH is equipped with five terminals namely Terminal A, Terminal B, Terminal C, Terminal D, and Terminal E.
  • United Airlines with regional carrier United Express operates from all Terminals (A, B, C, D, and E) at Houston Airport.
  • You can find United Polaris Lounge in Terminal E near gate E12 whereas United Club can be found in Terminal B, Terminal C, and Terminal E.
  • IAH Airport offers adequate on-site parking facilities.
  • Ground Transportation Services including a Car Rental facility are available at Houston Airport.

FAQs on What Terminal is United at IAH

What terminal is United at IAH Airport?

United Airlines oprates from all terminals (A, B, C, D, and E) at George Bush Intercontinental Airport (IAH). All departures, and arrivals are handled from these terminals.

What airlines use Terminal B at IAH?

United Express (the regional carrier of United Airlines) is the only regional airline that uses Terminal B at IAH Airport.

How to get from Terminal A to Terminal B at Houston Airport?

You can take the Skyway, which is an elevated train that connects Terminals A, B, C, and E. The Skyway is free to use and operates every day.

How do I know which terminal to fly to United?

The terminal for your United flight will be listed on your ticket or confirmation email.

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Suman Karki
Suman Karki is the founder of the AviaTech Channel blog and YouTube Channel. He is a passionate aviation enthusiast and holds experience working as a Ground Operations Officer for Swissport International. He is currently serving as a Flight Data Feeder for FlightAware (a US-based company for Flight Tracking). Besides, he has worked as an aviation content editor for various aviation media.


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