Houston · United States
George Bush Intercontinental Airport (IAH)
George Bush Intercontinental Airport (IAH) is located approximately 23 miles (37 kilometres) north of downtown Houston. The airport consists of five passenger terminals (A, B, C, D, and E) linked by automated train systems both airside and landside. It serves as a major domestic connection hub and the primary international gateway for the Greater Houston region.
Terminals
- Terminal A
- Handles domestic and Canada flights for several non-United air carriers.
- Terminal B
- Handles United Express domestic and regional flights.
- Terminal C
- Serves as the main domestic hub terminal for United Airlines.
- Terminal D
- Handles international departures and arrivals for foreign flag airlines.
- Terminal E
- Handles United Airlines international operations alongside select domestic flights.
Arriving
International passengers arrive at Terminal D or Terminal E and follow standard U.S. border entry procedures before retrieving baggage and passing customs.
- Follow international arrival overhead signage towards U.S. Customs and Border Protection control.
- Present passport, travel documents, and visa/ESTA clearance at the immigration control desk.
- Proceed to the international arrivals baggage claim area to retrieve all checked luggage.
- Pass through customs baggage and agriculture inspection before exiting to the public area.
- Follow signage for ground transport, terminal transit trains, or connecting flights.
Getting to the city
Train
Public Bus (METRO Route 102)
Board at the baggage claim level of Terminal C; service runs directly to Downtown Houston Transit Centre.
- Time:
- roughly 50-75 minutes
- Typical cost:
- typically $1.25
Taxi
Taxi
Queues are located outside the arrivals zone of each terminal; flat rates may apply to downtown destinations.
- Time:
- roughly 30-45 minutes
- Typical cost:
- typically $45-$65
Ride-hailing
Rideshare (Uber / Lyft)
Designated pick-up points are located outside the baggage claim doors of Terminals A, B, C, and E.
- Time:
- roughly 30-45 minutes
- Typical cost:
- typically $35-$60
Car rental
Rental Car
Consolidated Rental Car Facility is accessed via free airport shuttle buses operating from all terminal curbs.
- Time:
- roughly 30-45 minutes to downtown
- Typical cost:
- varies by vehicle type and rental period
Connections & transfers
Inter-terminal transfers are facilitated by two distinct automated train systems running above and below ground.
- The Skyway is an airside elevated train connecting Terminals A, B, C, D, and E post-security.
- The Subway is a landside underground train connecting all five terminals and the airport hotel pre-security.
- Passengers arriving on international flights must collect baggage, clear customs, and re-screen via TSA security before connecting to a domestic flight.
- Allow at least 60-90 minutes for domestic-to-domestic connections and 2 hours for international transfers.
Wi-Fi & staying connected
Free public Wi-Fi access is available throughout all passenger terminals.
- Connect your device to the network broadcast name 'Free Airport WIFI'.
- Open a web browser to view and accept the user terms on the landing page.
- No account registration or fee payment is required for general internet access.
Money, cards & tipping
Banking services, automatic teller machines, and currency exchange kiosks are positioned across the airport.
- ATMs supporting major card networks operate both pre- and post-security in all terminals.
- Currency exchange counters are available in Terminals D and E near international departure gates.
- Credit and debit cards are accepted at virtually all shops, restaurants, and transport kiosks.
Food & drink
A wide variety of dining outlets, ranging from quick-service outlets to sit-down restaurants, operates airside.
- Major food courts are situated post-security in Terminals C, D, and E.
- Regional Texas dining and standard international chain choices are available.
- Grab-and-go kiosk options remain available during off-peak and overnight hours.
Lounges & rest
Multiple airline-operated and independent passenger lounges are available within the secure area.
- United Club lounges are located in Terminals A, B, C, and E.
- Terminal D hosts multiple international airline lounges alongside independent lounge options.
- Access depends on cabin class, elite frequent flyer status, or valid lounge membership passes.
Airport hotels
An on-site hotel is connected to the terminals, with additional hotel properties located near the airport perimeter.
- The Houston Airport Marriott is located on airport grounds and accessible via the landside Subway train.
- Off-site hotels provide complimentary shuttle services picking up from terminal arrival curbs.
- Courtesy phone boards for hotel shuttle bookings are located in the baggage claim areas.
Baggage & customs
Baggage reclaims are situated on the lower level of each terminal building.
- Check flight status displays in the arrivals hall for the allocated carousel number.
- Luggage carts can be rented for a small fee near the carousel zones.
- Airline baggage service desks are located within the baggage claim area of each respective terminal.
Family & accessibility
Facilities for travellers with young children are located throughout the terminal buildings.
- Private nursing rooms equipped with seating, power outlets, and changing counters are available in all terminals.
- Family restrooms with pushchair accessibility are located pre- and post-security.
- Select gate areas feature small play zones for young children.
Facilities
- Interfaith Chapels
- Nursing Rooms
- Service Animal Relief Areas
- Automated External Defibrillators
- Currency Exchange Desks
- Consolidated Rental Car Facility
Emergency & safety
Local emergency number: 911
- Dial 911 from any telephone for immediate emergency, fire, or police assistance.
- Uniformed airport police and emergency medical staff are present across all terminals.
- If you mislay your passport, notify airport security and contact your home country's consulate in Houston.
Before you leave home
- Check your passport validity and any visa, ETA or entry declaration required.
- Confirm your departure terminal on your boarding pass the day before.
- Activate a travel eSIM so you are online the moment you land.
- Download offline maps and screenshot your hotel address and booking reference.
- Tell your bank you are travelling and carry a backup payment card.
- Save the local emergency number and your embassy contact in your phone.
- Photograph your passport and store the copy somewhere you can reach offline.
- Check baggage allowance and any restricted items for your destination.
Official sources
Airport operations change. Always confirm terminals, fares and timetables with the official sources below before you travel.
- Houston Airport System - Official WebsiteOfficial airport source
- U.S. Customs and Border ProtectionGovernment source
- Metropolitan Transit Authority of Harris County (METRO)Official transit source
- Ready.gov - U.S. Emergency InformationGovernment source
Guide last reviewed October 6, 2026
Airport information can change. Verify terminal assignments, schedules, fares, entry requirements and operating hours with the official provider before travel.
Land connected
Airport Wi-Fi is slow, time-limited and not private. A travel eSIM activates before you fly, so maps, ride-hailing and your booking emails work the second you switch off airplane mode.
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Build my trip planTravel information disclaimer: passport, visa and entry requirements change frequently and vary by nationality, route and purpose of travel. Everything published here is general guidance only and is not legal or immigration advice. Always verify current requirements with the official government sources for your citizenship and your destination before booking and before travel.