Denver Airport has a direct connection with downtown Denver.


RTD (Regional Transportation District’s) “University of Colorado A-Line” provides rail transportation to and from the airport.


See more information about it below:


University of Colorado A-Line:

Runs a distance of 23 miles between Denver Airport and downtown’s Denver Union Station.

Travel time is about 35-40 minutes and trains depart every 15 minutes (during peak hours) and every 30 minutes from 03:00 am to 05:00 am and 06:30 pm to 01:00 am).

The central area of the airport houses two security screening areas and exits from the underground train system.



Train or bus stop on Level 1 of the airport's Transit Center, under the Westin Denver International Airport. To catch your flight, please get to Level 5.



Denver Airport fare is $10.50 per day from any of the stations along the A Line and includes unlimited rides on the A Line as well as the entire RTD Light Rail system during a single business day.


Where do I buy my ticket?

Passengers should purchase their ticket at the vending machines available at the train stations or at DEN Transit Center.

On the other hand, they are also available at the RTD Information Booth.