Transportation
Denver Airport
Train Guide
Complete guide to the RTD A Line train from Denver International Airport to Downtown Denver. Schedule, fares, stations, and tips.
37 min
Travel Time
$10.50
Fare
15 min
Frequency
Level 1
Station Location
Overview
RTD A Line Train
The RTD A Line is the fastest and most affordable way to get from Denver International Airport to Downtown Denver. Trains run every 15 minutes and take approximately 37 minutes to reach Union Station.
Train Details
| Service | RTD A Line |
| Route | Denver Airport → Union Station |
| Travel Time | ~37 minutes |
| Fare | $10.50 (Adult) |
| Frequency | Every 15 minutes |
| Hours | 4:00 AM – 12:30 AM |
| Station | DEN Transit Center, Level 1 |
| Stops | Denver Airport, 61st & Peña, Peoria, Central Park, 40th & Airport Blvd, 38th & Blake, Union Station |
Features & Amenities
- Free Wi-Fi on all trains
- Bike racks available
- Wheelchair accessible
- Air conditioning
- Secure luggage storage
- Connections to local buses
- Mobile ticketing via RTD app
Stations
RTD A Line Stations
Denver Airport
Level 1, Jeppesen Terminal
61st & Peña
Parking lot, bus connections
Peoria
Bus connections, park & ride
Central Park
Shopping, residential area
40th & Airport Blvd
Business area
38th & Blake
Entertainment district
Union Station
Downtown Denver, connections
Routes
Popular Routes by Train
More Options
Other Transportation Methods
FAQ
Frequently Asked Questions
The RTD A Line runs from approximately 4:00 AM to 12:30 AM daily. Trains depart every 15 minutes during peak hours.
The RTD A Line fare is $10.50 for adults. Children under 12 ride free with a paying adult.
The train station is located on Level 1 of the Jeppesen Terminal. Follow the signs for "Transit Center" or "Train."
The train takes approximately 37 minutes to reach Union Station in Downtown Denver.
Yes, the RTD A Line goes directly to Union Station in the heart of Downtown Denver.