Denver International Airport

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Denver International Airport Updates

Denver International Airport (DEN) ranks as the second-largest airport in the world by size. Below are the latest updates, and more information on transportation to and from DEN can be found here.

DEN has the largest domestic network in the U.S., with nonstop service to more than 205 destinations. The airport also has competitive service in 49 of the 50 top markets, resulting in airfares that are nearly 20 percent below the national average!

Construction Update

DEN is in the middle of an aggressive expansion project that will add nearly 40 gates between the three concourses over the next few years, which ensures that its level of accessibility will continue. Add to this a Great Hall expansion that will vastly improve the customer experience. For more information, check out the Great Hall Improvements Project.

Aer Lingus Announces Nonstop Flights to Dublin, Ireland

Beginning on May 17, 2024, Aer Lingus will offer its first nonstop service to DEN. The flights will operate four days a week on Mondays, Wednesdays, Fridays and Sundays during the summer season onboard the 271-seat Airbus A330 aircraft. Aer Lingus will become the 24th airline to serve DEN.


In 2020, Skytrax World Airport Awards named DEN fifth on its list of best airports with 60 to 70 million passengers and 37th its tally of Top 100 airports in the world.

In 2019, Skytrax World Airport Awards named DEN the best airport in the U.S. It was ranked No. 32 on the list of Top 100 airports in the world.

In 2018, the Wall Street Journal used 15 metrics “to determine which of the 20 largest airports treat travelers better” in its first U.S. airport rankings. DEN came out on top, scoring high on security, on-time reliability, Wi-Fi access and many other key metrics. The airport benefits from competitive airlines that keep costs down. 

In the 2017 World Airport Awards, Denver ranked in the Top 10 for the following categories:

  • Best Airports with 50 million+ Passengers: ranked 3rd, making DEN the highest-rated large American airport
  • Best Airport Staff in North America: ranked 4th behind Seattle and Vancouver
  • Best Regional Airport in North America: ranked 2nd
  • Best Domestic Airport: ranked 2nd, one of only 2 U.S. airports on the list
  • Best Airports in North America: ranked 2nd behind Vancouver
  • World’s Best Regional Airport: ranked 4th, one of only 2 U.S. airports on the list


International Air Service

In the last few years, DEN has added new nonstop flights to Paris, London, Frankfurt, Zurich, Panama City and Calgary, joining routes to Reykjavik, Tokyo, Munich, Mexico City and beyond. The international roster now includes 18 nonstop destinations. (Note that some international service has been paused due to COVID-19.)

  • In April 2021, Air France announced nonstop service to Paris, France, beginning in July 2021
  • In November 2018, United Airlines announced nonstop service to Frankfurt, Germany beginning in May 2019. 
  • In August 2017, WestJet announced that it will begin nonstop service from DEN to Calgary, Canada beginning March 2018. 
  • Also in April 2017, Copa Airlines announced a nonstop flight to Panama City from Denver beginning Dec. 11, 2017, providing connectivity to various countries in Central and South America. 
  • In December 2016, Volaris began nonstop service from Monterrey, Mexico; Great Lakes Airlines began nonstop service to Telluride, Colo.; and Allegiant Air began nonstop service to Montrose, Colo. 
  • On June 4, 2016, Air Canada began a nonstop flight from Denver to Montreal.


Major Airlines

AeroMexico • Air Canada • AirTran • Alaska • American • British Airways • Delta • Frontier • Great Lakes • Icelandair • JetBlue • Lufthansa • Southwest • Spirit • United • US Airways • Volaris  • Copa • Edelweiss/SWISS • Norwegian

Airport Commuter Rail

At a cost of $10.50 each way, travelers can take the commuter rail from Denver Union Station to Denver International Airport and vice versa. The 23-mile ride offers larger trains, traveling at higher speeds than light rail trains. The rail line serves eight total stations, including the new Westin Denver International Airport Hotel, connected to the airport itself.

Airport Westin

The 519-room hotel features 27,500 square feet of meeting space that can accommodate groups up to 800 people and a public plaza.