Is there a train to Denver?

No direct train from Chattanooga; you would need to travel to Atlanta first.

How long is the drive?

The drive is approximately 21 hours.

What is the best route?

Taking I-24 to I-70 is the standard route.

Yes, there are some toll roads in the Denver area.

Yes, it is a major interstate route.

Chattanooga

Denver

Flight Driving

Chattanooga to Denver

Updated: 28 May 2026

The journey from Chattanooga to Denver covers approximately 2,000 kilometers. The most direct driving route is I-24 West to I-70 West. This drive takes about 20 to 22 hours. Alternatively, flying from Chattanooga (CHA) to Denver International (DEN) is the most efficient way to travel, taking about 6 to 7 hours including connections.

Total Distance: 2,000 km driving distance; 1,700 km straight-line air distance.

Fastest Way

Flying is the fastest way to reach Denver.

Cheapest Way

Driving is generally more cost-effective for families or groups.

Compare Chattanooga to Denver Routes

	Flight Connecting	Driving Direct
Duration	6 hours	21 hours
Avg Price	$300-$700	$250-$400 in fuel
Operator	United, American Airlines	Personal Vehicle
Route	CHA to DEN via a hub like Charlotte or Dallas.	I-24 West to I-70 West.
Tip	Denver International (DEN) is connected to downtown via the A-Line commuter train.	Expect mountain driving conditions on I-70 in Colorado; check for snow in winter.

Travel Tips

Altitude
Denver is at a high altitude; drink plenty of water to avoid altitude sickness.
Time Zone
Denver is in the Mountain Time Zone, two hours behind Chattanooga.
Dining
Explore the diverse food scene in the LoDo and RiNo neighborhoods.
Parking
Parking is available but can be expensive; use public transit or ride-shares.
Weather
Denver weather can change rapidly; pack layers for all seasons.

Safety Tips

Driving
Be cautious of mountain driving conditions on I-70, especially in winter.
Public Transit
The RTD system is generally safe, but stay aware of your surroundings at night.
Emergency
Keep a winter emergency kit in your car if driving in the colder months.
Navigation
Use a GPS app to navigate the complex highway system in Denver.