
When it comes to airport architecture, the terms terminal and concourse are often used interchangeably, but they refer to different structures. A terminal is the primary hub for passenger services, where passengers go through the necessary checkpoints to get from ground transportation to boarding gates. Terminals are large buildings that provide services such as customer support, baggage claim, and ticketing. On the other hand, a concourse is an extension of the terminal, usually a smaller section, that provides access to boarding gates and other facilities. Concourses may be connected to the terminal by tunnels or walkways, or they may be satellite concourses located further away from the main terminal. These concourses provide additional space for boarding gates, stores, eateries, and other amenities. Understanding the distinction between a concourse and a terminal can make navigating large airports much easier.
| Characteristics | Values |
|---|---|
| Definition | A concourse is a section of a terminal or its linked area. |
| Purpose | To oversee the movement of travellers to their designated gates and offer extra facilities. |
| Boarding Gates | Passengers board their aircraft through a number of gates that are normally present in each concourse. |
| Services | Concourses frequently have stores, eateries, and lounges to accommodate passengers while they wait. |
| Size | Some concourses are large and can accommodate many gates and facilities, while others are small and can only service a few gates. |
| Location | Some concourses are close to the terminal, while others need to be reached by automated trains or shuttles. |
| Terminal vs. Concourse | Terminals are the primary operational hubs, while concourses are extensions that focus on boarding and other facilities. |
| Layout | Some concourses are connected to terminals by tunnels or walkways, while others are satellite concourses that are further away from the terminal building. |
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What You'll Learn

Terminals vs. concourses
When it comes to airport architecture, the terms "terminal" and "concourse" are often used interchangeably. However, there are distinct differences between these two structures.
A terminal is the primary building or structure in an airport where travellers begin and end their journeys. It is an all-encompassing facility, managing services such as baggage claim, security, check-in, retail spaces, and food courts. Terminals are bigger buildings that act as the central hub for passengers and crew to pass through the necessary checkpoints and make their way from ground transportation to boarding gates. Some terminals have multiple concourses attached, while others are located further away and are known as satellite concourses, accessed by walkways or light-rail systems.
A concourse, on the other hand, is a smaller section or extension of a terminal, linked by tunnels or walkways. Its primary focus is to provide access to boarding gates and associated amenities. Concourses offer additional facilities such as stores, eateries, and lounges to accommodate passengers while they wait. While some concourses are large and can accommodate many gates and services, others are smaller and can only service a limited number of gates.
Understanding the distinction between a concourse and a terminal can greatly improve one's experience at the airport. By being familiar with these terms and the layout of the airport, passengers can navigate more confidently and efficiently.
In summary, terminals are the main structures that provide a wide range of services to passengers, while concourses are extensions that focus on the boarding process and additional facilities to enhance the passenger experience.
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Satellite concourses
A concourse is a section of a terminal or its linked area, used mostly for boarding gates and associated amenities. Concourses are often extensions of terminals, providing extra space for gates and facilities such as stores, eateries, and lounges. While some terminals have attached concourses, others are located further away from the main building. These are known as satellite concourses and are usually accessed by walkways, light-rail systems, or automatic people movers. Satellite concourses are independent structures linked to the main terminal, often used to manage excess traffic or specific flight requirements. They are designed to be flexible and accommodate different aircraft, improving operational efficiency.
The design of satellite concourses can vary, with some being round or star-shaped buildings detached from other airport structures, allowing aircraft to park around the entire circumference. These satellite terminals can help reduce walking distances for passengers and improve efficiency, especially in large airports with a high percentage of transfer passengers.
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Airport terminal layouts
The design of airport terminals depends on passenger volume and type. For example, business travellers may require a higher standard of space and decor, while charter passengers often need different accommodations at check-in and for ground transportation. Some airports, like Hartsfield Atlanta International Airport and Chicago's O'Hare International Airport, have a high percentage of transferring passengers, which influences the terminal design.
The oldest layout for passenger terminals is the open apron design, where aircraft park adjacent to the terminal, and passengers walk across the apron to board. However, this design becomes impractical as airports expand and passenger numbers increase. Another design, utilising mobile lounges, was introduced at Dulles International Airport near Washington, D.C., and at Jiddah's King Abdul Aziz International Airport. However, this concept lengthened loading and unloading times and was not widely adopted.
The remote pier design, implemented at Hartsfield Atlanta in the 1980s, uses an automatic people mover to transport passengers to a remote pier for boarding and disembarking. This layout is efficient for managing transferring passengers but requires a sophisticated people-mover system due to the long distances involved.
The layout and design of airport terminals and concourses play a crucial role in enhancing the passenger experience and facilitating efficient operations, especially at large airports with high passenger volumes.
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Terminal services
Check-in services at terminals involve checking in luggage and obtaining boarding passes. Check-in counters are usually located in the ticketing lobby, which can be found on different levels depending on the terminal. For example, at MSP Airport, the check-in and bag check services for Terminal 1 are in the Ticketing Lobby on Level 2, while for Terminal 2, they are on Level 1.
Security checkpoints are another important terminal service. At larger airports, transferring between terminals may require going through security again, especially for international arrivals. Some airports offer programs to streamline this process, such as MSP RESERVE at MSP Airport, which allows passengers to reserve a time at the security checkpoint for free.
Terminals also facilitate the movement of passengers and their luggage, including the grouping of passengers for boarding. They provide passenger circulation areas to guide passengers along prescribed routes. This is particularly important as flights often involve land travel before and/or after the flight.
Additionally, terminals may offer retail spaces and food courts, providing places to eat, shop, and lounge while waiting for boarding. These services are also available at concourses, which are extensions of terminals that focus on the boarding process. Concourses provide additional boarding gates and associated amenities. They are usually connected to terminals by tunnels or walkways but may be further away and accessed by automated trains or shuttles.
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Navigating the airport
Airports can be overwhelming, especially for first-time travellers or those who don't travel often. Here are some tips to help you navigate your way through the airport with ease:
Before You Go
Before heading to the airport, it's important to plan ahead. Check your flight status and ensure you have all the necessary travel documents, such as your passport, visa (if required), and boarding pass. If you're checking in online, make sure you do so within the specified time frame. Additionally, be mindful of any luggage restrictions and pack accordingly. Weigh your bags and ensure they comply with the size and weight limits set by your airline.
Getting to the Airport
Arriving at the airport on time is crucial. Consider traffic conditions and leave early to account for any possible delays. Most airports offer various transportation options, including public transport, private taxis, or ride-sharing services. Choose the option that suits your budget and convenience. If you're driving your own car, research airport parking options and consider pre-booking a space if necessary.
Checking In
Once you arrive at the airport, locate your airline's check-in counters. If you haven't checked in online, this is where you'll need to go. Have your travel documents ready and follow the instructions provided by your airline. If you have checked in online, you may still need to drop off your checked luggage at the designated bag drop counters. Keep your boarding pass handy throughout this process.
Security and Boarding
After checking in, proceed to the security checkpoint. Remove any metal objects and electronics from your person and place them in the trays provided. Place your carry-on luggage on the conveyor belt for scanning. Follow the instructions of the security personnel and be prepared for additional checks if necessary. Once you've cleared security, locate your departure gate on the airport screens. Gates are usually assigned a few hours before departure, so keep an eye on the displays. Allow enough time to reach your gate, as some airports have multiple terminals connected by trains or shuttle services.
At the Gate
When you arrive at your gate, listen for any last-minute gate changes or delays. Have your boarding pass ready for scanning and follow the instructions of the gate agents. Depending on the airport and your boarding group, you may board via a jet bridge or a bus that takes you directly to the plane. In some cases, you may also be required to walk across the apron to board the aircraft.
Remember to stay calm and allow yourself enough time to navigate through the airport. Each airport is unique, so pay attention to signage and don't be afraid to ask for assistance if needed. Safe travels!
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Frequently asked questions
Terminals are the primary operational hubs of an airport, where most passenger encounters start and finish. Concourses are extensions of the terminal, usually smaller sections that give passengers access to boarding gates and other facilities.
Concourses are used to oversee the movement of travellers to their designated gates and offer extra facilities. They provide boarding gates and extra services such as stores, eateries and lounges to accommodate passengers while they wait.
Concourses are usually connected to terminals by tunnels or walkways. Some are close to the terminal, while others are reached by automated trains or shuttles.









