via I-70
The drive from Denver to Dallas takes approximately 11h 0min, covering 780 miles via I-70. Under normal conditions, expect to spend around $91 on gas.
Travel time can vary — during peak hours, weekends, or holidays, the journey may take 15–16+ hours. For the fastest trip, leave early morning (before 7 AM) or travel on weekday evenings.
Traffic is usually worst during weekday rush hours (7–9 AM, 4–7 PM) and holiday weekends.
Crosses the Rocky Mountains with stunning scenery. Mountain passes can be challenging in winter.
You'll likely need 1 fuel stop along the way.
For a long drive like Denver to Dallas, plan to depart early in the morning. This lets you cover most of the distance before afternoon traffic builds up. Consider breaking the trip with a lunch stop midway.
✈️ Flying is faster when you factor in airport time. Flight time is ~1h 34m but add ~2.5 hours for check-in, security, and boarding.
Estimated times and prices. Bus/train availability varies by route. Driving gives the most flexibility for stops and schedules.
Popular cities along the route for rest, food, or fuel:
The long road trip from Denver to Dallas follows I-70 for 780 miles, with an estimated travel time of 11h 0min under normal conditions. Fuel costs run approximately $91 at current prices, assuming average fuel efficiency of 30 MPG. Late evening (8-10 pm) is generally the best window to depart for the smoothest ride.
This is a serious 780-mile road trip that spans multiple states and regions. Plan for at least one overnight stop, pack emergency supplies, and make sure your vehicle is road-trip ready with fresh oil and properly inflated tires. Popular stopping points include Oklahoma City, Wichita, Taos Ski Valley — great options for grabbing a meal, fueling up, or stretching your legs.