The train from Denver Airport Station to Union Station takes 37 min including transfers and departs every 20 minutes.

June 30, 2025 - A Line Train at Denver Airport Station. Often referred to as “the jewel in the crown” of the RTD system, the A Line opened in April 2016 and connects Denver Union Station to Denver International Airport (DEN).

August 12, 2024 - The train does close for the night, but for less than 3 hours until it wakes up again. The Denver Airport Train schedule: (subject to change) Daily – The first train leaves Union Station at 3:00 am for the airport.

At a cost of $10 each way, travelers can use the A Line (see train schedule) to get from the airport to downtown Denver and vice versa, courtesy of the Regional Transportation District (RTD), metro Denver's public transit provider.

RTD provides bus and rail public transit service to Denver, Boulder, and surrounding cities in Colorado. Find station information, route maps, schedules, and fare options.

Monday-Friday - To Denver Airport · Monday-Friday - To Union Station · Saturday - To Denver Airport · Saturday - To Union Station · Sunday - To Denver Airport · Sunday - To Union Station · Jump to Top · Jump to Top · Jump to Top · Jump to Top ·

Public transportation - Train (A Line): Travel by the A Line operated by the Regional Transportation District, which takes approximately 37 minutes from Denver International Airport (DEN) to Denver Union Station.

September 22, 2023 - The Colorado Department of Transportation’s Bustang®, an interregional bus service, gives passengers traveling from outside of Denver options for getting to and from the airport via the A Line commuter train from Denver’s Union Station.

The train from Union Station to Denver Airport Station takes 37 min including transfers and departs every 20 minutes.

Note that RTD train operators are unable to assist with loading or unloading, so ensure you can handle your luggage independently. 104L · Wagon Road / Denver Airport Limited · 145X · Brighton / Denver Airport · 169L · Buckley / Tower DIA Limited · A · Union Station to Denver Airport Station ·

December 2, 2025 - The A Line begins at the airport and travels west to Union Station in Downtown Denver in about 37 minutes via six intermediate stops. Trains operate approximately every 15 minutes.

At a cost of $10 each way, travelers can use the A Line to get from the airport to downtown Denver and vice versa, courtesy of the Regional Transportation District (RTD), metro Denver's public transit provider.

September 7, 2023 - I rode to the airport a week ago & all seemed well even the underground part of the station. The A Line I will ride home again in about a week where as the W Line is a bit sketchy. Edited: 2 years ago ...

At a cost of $10 each way, travelers can use the A Line to get from the airport to downtown Denver and vice versa, courtesy of the Regional Transportation District (RTD), metro Denver's public transit provider.

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October 29, 2022 - We could fly into Denver on a Friday, take the train to Union Station that night, stay downtown nearby at a hotel like The Crawford in Union Station or the nearby Rally Hotel overlooking Coors Field, and then take the Ski Train from Union Station on Saturday morning right to Winter Park without ever needing to rent a car. ... After skiing Saturday and Sunday, you could hop the Ski Train back to Union Station in the afternoon, get the Airport Rail back to the airport and fly home all without dealing with traffic, driving or car rentals.

November 8, 2025 - Denver Union Station is serviced by the following RTD rail lines: ... Schedules, fares, and route information are subject to change. For the most up-to-date information, including detours and service disruptions, please consult the RTD website. ... The RTD system is divided into four zones: A, B, C, and Airport.