This comprehensive guide will provide you with all the essential details you need to know about the facilities and passenger services available. Navigating a major hub like Denver Airport can be a seamless experience when you have the right information about its layout and the airlines and terminals that operate within it. From understanding the one central terminal and its concourses to finding your specific airline, this article aims to simplify your journey.
Your Guide to the Terminals and Concourses
Denver International Airport (DEN) is unique in its design, featuring one main building, the Jeppesen Terminal, which is a bustling hub of activity. From this central terminal, three separate concourses, A, B, and C, branch out, connected by an efficient underground train system known as the Automated Guideway Transit System (AGTS). Navigating the Denver Airport airlines and terminals begins in this main building, where you will find ticketing and check-in counters on Level 6, and baggage claim and ground transportation on Level 5. The concourses are the heart of the airport's operations, with thousands of flights arriving and departing daily. You will be traveling through one of these concourses to reach your specific gate.

Concourse A
Concourse A is a gateway to a diverse range of destinations, serving both international and domestic airlines. You can reach Concourse A either by a pedestrian bridge from the main terminal or by taking the underground train. This concourse is known for its wide variety of carriers, offering travelers a host of options. As you make your way through this terminal, you'll find a variety of amenities to make your wait more pleasant. Passengers can enjoy a wide array of dining establishments, from fast food to sit-down restaurants, alongside numerous retail shops.
| Airline | Terminal |
|---|---|
| Air Canada | Concourse A |
| Allegiant | Concourse A |
| British Airways | Concourse A |
| Copa Airlines | Concourse A |
| Delta Air Lines | Concourse A |
| Icelandair | Concourse A |
| Lufthansa | Concourse A |
| Spirit Airlines | Concourse A |
| WestJet | Concourse A |
| American Airlines | Concourse A |
| Frontier Airlines | Concourse A |
| JetBlue | Concourse A |
Concourse B
Concourse B is a major hub for a single airline, making it easy for passengers to find their way. United Airlines, along with its United Express partners, operates the vast majority of flights from this concourse, offering an extensive network of domestic and international destinations. Travelers heading to Concourse B must take the AGTS train, as there is no direct pedestrian bridge from the main terminal. This centralized approach allows United to efficiently manage a high volume of flights, providing a streamlined experience for its many customers. The concourse is well-equipped to handle large crowds and offers all the services you would expect from a major airline hub.
| Airline | Terminal |
|---|---|
| United Airlines | Concourse B |
| United Express | Concourse B |
Concourse C
Concourse C is one of the busiest concourses at Denver Airport, primarily serving a large number of Southwest Airlines flights. In addition to Southwest, the concourse also handles flights for other major airlines like Frontier and Allegiant, making it a critical hub for domestic travel. Like Concourse B, this concourse is only accessible via the underground train from the main Jeppesen Terminal. The high volume of flights and passengers means that the concourse is a vibrant and bustling environment, with a constant flow of travelers making their way to and from their gates. Navigating this section of the Denver Airport airlines and terminals is straightforward due to its logical design.
| Airline | Terminal |
|---|---|
| Southwest Airlines | Concourse C |
| Frontier Airlines | Concourse C |
| Allegiant Air | Concourse C |
Guide through the Terminals
Navigating the Denver Airport airlines and terminals is a straightforward process once you understand the airport's layout, which consists of the main Jeppesen Terminal and three satellite concourses. Your journey begins at the Jeppesen Terminal, where you will check in for your flight and drop off your bags. After this, you will proceed through one of the security checkpoints. The airport features multiple security areas to help manage passenger flow, including a designated checkpoint for TSA PreCheck passengers. Once you have cleared security, you will take the underground train to your designated concourse (A, B, or C). The train ride is quick and efficient, with trains arriving frequently.
Upon arriving at your concourse, you will find clear signage directing you to your specific gate. Each concourse is designed as a linear corridor with gates and amenities organized along its length, making it easy to find your way. Along the way, you can find a variety of shops and restaurants to pass the time before your flight. Many of these terminals also offer quiet seating areas and access to premium lounges for a more relaxing experience. The airport's design, which separates ticketing and security from the gates, helps to create a streamlined flow, ensuring that passengers can move efficiently from one point to another without confusion.
A Look at Airport Facilities
Denver International Airport offers an extensive array of facilities designed to make the passenger experience as comfortable and convenient as possible. Beyond the standard dining and shopping options, the airport provides a variety of specialized services. For families traveling with children, there are nursing rooms equipped with comfortable seating and changing tables. For those traveling with pets, designated pet relief areas are available both before and after security. Additionally, the airport is home to multiple art installations and exhibits, showcasing a variety of local and national artists. These unique features add to the overall appeal of the airport and provide an engaging environment for all visitors.
The Denver Airport airlines and terminals also offer robust ground transportation options. The RTD's University of Colorado A Line provides a direct train connection from the Jeppesen Terminal to downtown Denver, offering a convenient and eco-friendly way to travel to the city center. Taxis, shuttles, and ride-sharing services like Uber and Lyft are also readily available at designated pick-up points on Level 5 of the terminal. For travelers with their own vehicles, the airport provides a range of parking options, from economy lots with shuttle service to covered garages located closer to the terminal. The comprehensive nature of the facilities and services ensures that every traveler's needs are met.

A Quick Guide to Navigating the Terminals
Understanding the layout of Denver Airport's main terminal and concourses is the key to a stress-free travel day. The journey always begins and ends at the Jeppesen Terminal, where you will find all the essential services. The airport's three concourses, A, B, and C, are connected to the main terminal by an underground train. This system is what makes it possible to efficiently serve a large number of airlines. The airport’s design, from the intuitive signage to the wealth of amenities available in each concourse, is centered on the traveler’s comfort and convenience.
To make your journey through the Denver Airport airlines and terminals even smoother, remember to check your flight's status and gate number in advance. This can help you determine which concourse you will need to travel to, saving you valuable time. You can find up-to-date information on the official Denver Airport website or through your airline's mobile app. Whether you are a frequent flyer or a first-time visitor, this guide should help you navigate one of the busiest airports in the United States with confidence and ease. Remember that a bit of preparation can go a long way in making your travel experience a great one.
A Smooth Landing
This guide has provided a comprehensive overview of the Denver Airport airlines and terminals, offering essential details for any traveler. We have covered the airport's unique layout, the numerous airlines that operate there, and the specific concourses they utilize. From the main Jeppesen Terminal to the bustling Concourse C, understanding the airport's structure is key to a seamless journey. The wealth of facilities, including diverse dining options, retail stores, and specialized services, ensures that all passenger needs are met. We hope this guide helps you navigate one of the busiest terminals in the world with confidence.