How Long Is the Drive from Las Vegas to Washington Dc?
The drive from Las Vegas to Washington Dc takes approximately 45h 5min, covering 2705 miles via I-15. Under normal conditions, expect to spend around $315 on gas.
Travel time can vary — during peak hours, weekends, or holidays, the journey may take 63–64+ hours. For the fastest trip, leave early morning (before 7 AM) or travel on weekday evenings.
Traffic Estimate
🟢 Light traffic
38h 19m
🔵 Typical
45h 5min
🔴 Heavy traffic
65h 22m
Traffic is usually worst during weekday rush hours (7–9 AM, 4–7 PM) and holiday weekends.
Trip Details
Distance2705 miles (4353 km)
Drive Time45h 5min
RouteI-15
Best TimeLate evening (8-10 PM)
Fuel Costs
Gas (30 mpg)~90.2 gallons
Est. Cost$315
Route Tips: I-15
The Vegas highway. Friday/Sunday traffic between LA and Vegas can be extreme — plan accordingly.
You'll likely need 8 fuel stops along the way.
Best Time to Drive from Las Vegas to Washington Dc
For a long drive like Las Vegas to Washington Dc, 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:Late evening (8-10 PM)
🔴 Avoid:Rush hour (4-7 PM)
Driving vs Flying
🚗 Driving
45h 5min
~$315 gas
✈️ Flying
7h 55m
~$406–$947 flight
✈️ Flying is faster when you factor in airport time. Flight time is ~5h 25m but add ~2.5 hours for check-in, security, and boarding.
All Travel Options
🚗 Drive
45h 5min
~$315
🚌 Bus
60h 7m
~$216–$487
🚂 Train
49h 11m
~$325–$812
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:
📍 Wichita
📍 Tulsa
📍 Kansas City
Frequently Asked Questions
How long does it take to drive from Las Vegas to Washington DC?
The drive from Las Vegas to Washington DC takes approximately 45h 5min covering 2705 miles via I-15. Actual time may vary based on traffic, weather, and road conditions.
How much does gas cost for Las Vegas to Washington DC?
At 30 MPG and $3.50/gallon, expect to spend approximately $315 on gas for this 2705-mile trip. You'll need about 90.2 gallons of fuel.
What is the best time to drive from Las Vegas to Washington DC?
Late evening (8-10 PM) 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 Washington DC route?
Yes, expect approximately $50 in tolls along this route. Consider getting an E-ZPass or similar transponder for faster toll payment.
