How far is Mount Juliet, TN from Washington, DC?
The driving distance from Mount Juliet, TN to Washington, DC is about 650.5 miles (1046.9 km), with a travel time of about 11h 57m by car.
- The straight-line flight distance is about 551.5 miles (887.5 km).
- For a round trip, plan for roughly 23h 55m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CST.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 11h 57m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Smyth County, Virginia, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Mount Juliet and Washington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Juliet and Washington.
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1
Start on North Mount Juliet Road
2.3 mi · 4 min · North Mount Juliet Road
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2
Take the ramp left toward I 40 East: Knoxville
2216 ft · 54 sec
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3
Merge slight left
158.4 mi · 2 hr 52 min
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4
Keep slight left
36.7 mi · 41 min
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5
Keep slight left to continue on I 81 North: Bristol
157.1 mi · 2 hr 48 min
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6
Keep slight left to continue on I 81 North, US 11 North: Roanoke
139.7 mi · 2 hr 34 min
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7
Continue straight
1353 ft · 18 sec
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8
Keep slight left
78.9 mi · 1 hr 26 min
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9
Take the exit slight right toward I 66 East: Front Royal, Washington
1920 ft · 47 sec
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10
Continue straight
42.8 mi · 46 min
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11
Keep slight right
32.3 mi · 41 min
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12
Continue on Constitution Avenue Northwest
1.1 mi · 3 min · Constitution Avenue Northwest
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13
Turn left onto 15th Street Northwest
1097 ft · 22 sec · 15th Street Northwest
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14
Arrive at your destination
0 m · 1 sec · 15th Street Northwest
Car Route Details
A richer read on the saved driving route between Mount Juliet and Washington.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 40 East
Merge slight left
158 mi · 02h 52m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Mount Juliet and Chance Light Rain near Washington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mount Juliet to Washington?
The road trip is about 650.5 miles (1046.9 km) and usually takes 11h 57m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Marion is a useful midpoint, sitting about 324 miles from Mount Juliet and 326.5 miles from Washington.
How much longer is the road route than the straight-line distance?
The direct path is about 551.5 miles (887.5 km), while the road route adds roughly 99 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 7:30 AM CST. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $82.04 one way or $164.07 round trip. Estimated CO2 is about 204 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Mount Juliet and Washington, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Mount Juliet and Chance Light Rain near Washington.
Stop Ideas Near Marion
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Marion.
Blacksburg, VA
Hinton
Flight Path Map
This map shows the direct air route between Mount Juliet and Washington. Straight-line distance: 551.48 mi (887.52 km).
#1 Mount Juliet
City in Wilson County, Tennessee, United States; suburb of Nashville, Tennessee
| Population | 38,526 |
| Coordinates | 36.2000500, -86.5186100 |
| Altitude | 168 |
| Country | United States |
#2 Washington
Located on the Potomac River between Maryland and Virginia, this city serves as the capital of the United States.
| Population | 712,816 |
| Coordinates | 38.8951100, -77.0363700 |
| Altitude | 7 |
| Country | United States |
End: Washington (-77.03637, 38.89511)
Estimated Travel Time
Distance: 1047 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 21h 40m |
| 40 mph (64.37 km/h) | 16h 15m |
| 50 mph (80.47 km/h) | 13h 00m |
| 60 mph (96.56 km/h) | 10h 50m |
| 70 mph (112.65 km/h) | 09h 17m |
| 80 mph (129 km/h) | 08h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.57 | $82.04 | $164.07 |
| Mid-grade | $4.04 | $92.71 | $185.42 |
| Premium | $4.45 | $102.15 | $204.30 |
| Diesel | $5.82 | $133.63 | $267.25 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Tennessee · Nov 11, 2026