The drive from Las Vegas to Dallas takes approximately 18h 0min, covering 1230 miles via I-15. Under normal conditions, expect to spend around $143 on gas.
Travel time can vary — during peak hours, weekends, or holidays, the journey may take 25–26+ hours. For the fastest trip, leave early morning (before 7 AM) or travel on weekday evenings.
Traffic Estimate
🟢 Light traffic
15h 18m
🔵 Typical
18h 0min
🔴 Heavy traffic
26h 6m
Traffic is usually worst during weekday rush hours (7–9 AM, 4–7 PM) and holiday weekends.
Trip Details
Distance1230 miles (1979 km)
Drive Time18h 0min
RouteI-15
Best TimeMid-morning (9-11 AM)
Fuel Costs
Gas (30 mpg)~41.0 gallons
Est. Cost$143
Route Tips: I-15
The Vegas highway. Friday/Sunday traffic between LA and Vegas can be extreme — plan accordingly.
You'll likely need 3 fuel stops along the way.
Best Time to Drive from Las Vegas to Dallas
For a long drive like Las Vegas 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.
🟢 Best:Mid-morning (9-11 AM)
🔴 Avoid:Rush hour (4-7 PM)
Driving vs Flying
🚗 Driving
18h 0min
~$143 gas
✈️ Flying
4h 58m
~$184–$430 flight
✈️ Flying is faster when you factor in airport time. Flight time is ~2h 28m but add ~2.5 hours for check-in, security, and boarding.
All Travel Options
🚗 Drive
18h 0min
~$143
🚌 Bus
27h 20m
~$98–$221
🚂 Train
22h 22m
~$148–$369
Estimated times and prices. Bus/train availability varies by route. Driving gives the most flexibility for stops and schedules.
Suggested Stops
Popular cities along the route for rest, food, or fuel:
📍 Albuquerque
📍 Santa Fe
📍 White Sands
Frequently Asked Questions
How long does it take to drive from Las Vegas to Dallas?
The drive from Las Vegas to Dallas takes approximately 18h 0min covering 1230 miles via I-15. Actual time may vary based on traffic, weather, and road conditions.
How much does gas cost for Las Vegas to Dallas?
At 30 MPG and $3.50/gallon, expect to spend approximately $143 on gas for this 1230-mile trip. You'll need about 41.0 gallons of fuel.
What is the best time to drive from Las Vegas to Dallas?
Mid-morning (9-11 AM) to avoid heavy traffic. Weekday mornings before 7 AM or evenings after 7 PM typically have less congestion.
Are there tolls on the Las Vegas to Dallas route?
Yes, expect approximately $36 in tolls along this route. Consider getting a TxTag transponder for faster toll payment.
