
Denver International Airport, also known as DIA, is located in Denver, Colorado, in the Western United States. It is one of the busiest airports in the world, serving metropolitan Denver and the greater Front Range Urban Corridor. With the IATA code DEN, it is the largest airport in the Western Hemisphere by land area, covering 33,531 acres (52.4 sq mi; 135.7 km2). The airport features a variety of shops, restaurants, and amenities, as well as art installations and a unique terminal design. DEN is known for its convenience, cleanliness, and spacious layout, offering a pleasant travel experience to its passengers.
| Characteristics | Values |
|---|---|
| Airport Name | Denver International Airport |
| Airport Code | DEN |
| ICAO Code | KDEN |
| FAA LID | DEN |
| Location | Denver, Colorado, United States |
| Distance from Downtown Denver | 23-25 miles |
| Land Area | 52.4 sq mi (135.7 km2 or 33,500-33,531 acres) |
| Ranking in the Western Hemisphere | Largest airport by land area |
| Ranking Worldwide | Second-largest airport by land area |
| Number of Terminals | 1 |
| Number of Concourses | 3 |
| Number of Gates | 169 (as of early 2025) |
| Amenities | Shops, restaurants, nursing rooms, free wireless internet access |
| Art | Four murals by Chicano artist Leo Tanguma, a statue of Jack Swigert, "The Aviator" sculpture by George Lundeen, and more |
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What You'll Learn

Denver International Airport's code is DEN
The airport is 23 to 25 miles from Downtown Denver, which is 15 to 19 miles farther away than Stapleton International Airport, the airport DEN replaced. Covering 52.4 square miles (or 33,500 acres), it is the largest airport in the Western Hemisphere by land area and the second-largest on Earth. DEN is also known for being one of the greenest airports globally, with the largest solar farm at a commercial airport in the US.
Denver International Airport has one terminal, the Jeppesen Terminal, and three midfield concourses with a total of 169 gates. The terminal's internationally recognized peaked roof, designed by Fentress Bradburn Architects, resembles snow-capped mountains. The airport features a variety of shops, restaurants, and amenities, as well as a significant number of artworks.
DEN provides free wireless internet access and offers a monthly newsletter to keep travellers informed about the many initiatives and changes at the airport. The airport is well-organized and easy to navigate, with volunteer information guides readily available to direct travellers to their gates, restaurants, or other locations.
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The airport is 23-25 miles from Downtown Denver
The airport code for Denver International Airport is DEN. The airport is located 23 to 25 miles northeast of Downtown Denver. It is closer to the City of Aurora than central Denver, and many airport-related services, such as hotels, are located in Aurora.
Denver International Airport is one of the busiest airports in the world, with a passenger traffic of more than 53 million people. It is also one of the largest airports in the world by land area, covering 33,531 acres (52.4 sq mi or 135.7 km2). The airport has a single terminal, the Jeppesen Terminal, named after aviation safety pioneer Elrey Borge Jeppesen, and three midfield concourses with a total of 169 gates.
The airport is known for its art program, with a significant number of artworks on display, including a bronze statue of Denver native Jack Swigert and four murals by Chicano artist Leo Tanguma. The Jeppesen Terminal's distinctive peaked roof, designed by Fentress Bradburn Architects, resembles snow-capped mountains and evokes the early history of Colorado when Native American teepees dotted the Great Plains.
Denver International Airport offers a variety of shops, restaurants, and amenities for travellers, as well as free wireless internet access throughout the airport. The airport also features the Canine Airport Therapy Squad (CATS), a team of furry volunteers who help to enhance the travel experience.
Travellers can easily navigate the airport and locate their gates, baggage claim, places to eat, relax, or shop using the interactive map provided on the Denver International Airport website. Additionally, the airport provides a monthly newsletter to keep travellers and partners informed about the various initiatives and developments taking place at DEN.
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It is one of the greenest airports in the world
The airport code for Denver International Airport is DEN.
Denver International Airport is one of the greenest airports in the world. It has been a model for energy efficiency and daylighting since it opened in 1995. The airport continues to build energy-efficient facilities, develop high-value renewable energy projects, and continually upgrade its existing facilities.
Denver International Airport features the largest solar power farm at a commercial airport in the US, with four on-airport solar arrays generating enough electricity to power 2,500 homes. The airport's environmental management system has led to several successes. In 2015, it diverted more than 2,100 tons of municipal solid waste from landfills, and over 200 tons of organic waste are composted annually across the airport's operations. Plentiful stations for refilling water bottles are available throughout its terminals, and passenger gates offer plug-in energy sources to aircraft, allowing them to shut down their auxiliary power units to improve air quality and reduce noise pollution.
The airport is committed to meeting the evolving demands of future travel, transportation, and land stewardship. Its primary focus is compliance with Clean Air Act regulations and the continued reduction of greenhouse gas emissions and criteria air pollutants. DEN works closely with community partners, neighbours, and stakeholders to protect the land around the airport and ensure its continued safety and usability.
Denver International Airport is also one of the busiest airports in the world. It is the primary economic engine for the state of Colorado, generating more than $47.2 billion for the region annually and employing over 40,000 people, making it the largest employer in the state.
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The airport has one terminal and three midfield concourses
Denver International Airport (DEN) has one terminal, the Jeppesen Terminal, named after aviation safety pioneer Elrey Borge Jeppesen. The terminal covers 2.6 million square feet of space and has a distinctive peaked roof designed by Fentress Bradburn Architects, which resembles snow-capped mountains.
The airport also has three midfield concourses, which are spaced far apart. Concourse A is accessible directly from the terminal building via a pedestrian bridge, which offers views of planes taxiing beneath, as well as the Rocky Mountains to the west and the high plains to the east. Concourse A also has four 3-jetway international gates that can support the Airbus A380 and Boeing 747-8, the two largest commercial aircraft in the world. To access Concourses B and C, passengers must use the underground train system that services all three concourses.
Concourse B features a bronze statue of Denver native Jack Swigert, who flew on Apollo 13 and was elected to the House of Representatives in 1982. The statue, by artist George Lundeen, depicts Swigert in an A7L pressure suit, holding a gold-plated helmet.
As of early 2025, the three midfield concourses had a total of 169 gates in operation. In 2023, the airport announced plans to expand the terminal and add new concourses with 100 additional gates by 2045.
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DEN is also known as DIA
The airport code for Denver International Airport is DEN. DEN is also referred to as DIA, an acronym derived from Denver International Airport.
Denver International Airport is located in the Western United States, serving metropolitan Denver, Colorado, as well as the greater Front Range Urban Corridor. It is one of the busiest airports in the world, with a passenger traffic of more than 53 million people, making it the 11th busiest airport globally. The airport is known for its art collection, fully integrated into the building's design, and for being one of the greenest airports worldwide, boasting the largest solar farm at a commercial airport in the US.
DEN is recognised for its unique design, including the internationally recognised peaked roof of the Jeppesen Terminal, designed by Fentress Bradburn Architects. The roof resembles snow-capped mountains, paying homage to Colorado's early history when Native American teepees dotted the Great Plains. The airport also features a pedestrian bridge connecting the terminal to Concourse A, offering travellers a unique experience of walking above taxiing planes while enjoying views of the Rocky Mountains to the west and the high plains to the east.
Denver International Airport spans a vast area of 33,531 acres (52.4 sq mi; 135.7 km2), making it the largest airport in the Western Hemisphere by land area and the second-largest worldwide. It is situated 23-25 miles (37-40 km) northeast of Downtown Denver, and its runway, measuring 16,000 feet (3.03 mi; 4.88 km), is the longest public-use runway in North America.
DEN is well-regarded for its logical organisation and ease of navigation. It offers a variety of shops, restaurants, and amenities to enhance the travel experience. The airport provides free wireless internet access and a monthly newsletter to keep travellers and partners informed about initiatives and improvements. With ongoing construction projects, such as the Great Hall Program, DEN is committed to meeting the evolving needs of its users.
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Frequently asked questions
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