DEN Airport Code, Denver International Airport
DEN is the IATA airport code for Denver International Airport, one of the world's busiest airports, serving Denver, United States. Pilots and air traffic control use its ICAO code, KDEN.
What airport is DEN?
DEN is the IATA airport code for Denver International Airport, in Denver, United States. The same airport has the ICAO code KDEN.
It ranks among the busiest airports in the world by scheduled connections, sitting at number 15 in our dataset. Its ICAO code KDEN begins with K, the prefix ICAO assigns to the contiguous United States.
| IATA airport code | DEN |
|---|---|
| ICAO airport code | KDEN |
| Airport | Denver International Airport |
| City | Denver |
| Country | United States |
| Main airlines | F9, WN, UA |
| Runways | 6 |
Airport data comes from OurAirports (public domain), regenerated here on . How we build this · Data and sources.
Where is DEN airport located?
Denver International Airport (DEN) is in Denver, United States, at coordinates 39.86003, -104.67379.
It lies in the northern and western hemispheres, at 39.86° N, 104.67° W. At 5431 ft (1655 m), this is a high-elevation airport, so aircraft need longer takeoff runs in the thinner air.
Runways at DEN
It has 6 runways. The longest is 16,000 ft (4.88 km), designated 16R/34L.
Which airlines fly to DEN?
The open route dataset lists F9 (Frontier Airlines), WN (Southwest Airlines), UA (United Airlines), ZK (Great Lakes Airlines), NK (Spirit Airlines), US (US Airways) as operating carriers on nonstop routes touching Denver International Airport.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Where the DEN code comes from
DEN is DENver, and the code has outlived an entire airport: it belonged to Stapleton International until 1995, when the city closed Stapleton and moved the code overnight to the new Denver International 19 miles away. Passengers went to sleep with DEN meaning one airport and woke with it meaning another.
Curious why codes look the way they do? Read how airport codes work.
Frequently asked questions
What is the IATA code for Denver International Airport?
The IATA code for Denver International Airport in Denver is DEN. It is the three-letter code on tickets, baggage tags and departure boards.
What is the 3-letter code for Denver?
The 3-letter IATA code for Denver International Airport in Denver is DEN.
What is the ICAO code for Denver International Airport?
The ICAO code for Denver International Airport is KDEN. Pilots and air traffic control use it, while airlines and booking systems use the IATA code DEN.
What is the difference between DEN and KDEN?
DEN is the IATA code used for tickets and baggage. KDEN is the ICAO code used by pilots and air traffic control for the same airport, Denver International Airport.
Read more about Denver International Airport on Wikipedia →
Nearby and related airports
Other airports in Denver and United States and the wider region:
Popular routes from DEN
Distance and typical flight time from Denver International Airport to other airports it connects with:
All 2 Denver airports · All airports in United States · Busiest airports worldwide · DEN as JSON