How far is Dahlgren, VA from Alexandria, VA?
The driving distance from Dahlgren, VA to Alexandria, VA is about 47.2 miles (76 km), with a travel time of about 01h 03m by car.
- The straight-line flight distance is about 32.7 miles (52.7 km).
- For a round trip, plan for roughly 02h 06m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 03m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Dahlgren and Alexandria.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dahlgren and Alexandria.
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1
Start on Twelfth Street
30 m · 5 sec · Twelfth Street
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2
Turn right onto Potomac Drive
1.5 mi · 3 min · Potomac Drive
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3
At the end of the road, turn left onto Potomac Drive
59 m · 7 sec · Potomac Drive
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4
Turn right onto James Madison Parkway
1.8 mi · 3 min · James Madison Parkway
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5
Continue on Nice Middleton Bridge
17.6 mi · 25 min · Nice Middleton Bridge
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6
Take the exit slight left
84 m · 8 sec
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7
Continue on Turkey Hill Road
2.1 mi · 5 min · Turkey Hill Road
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8
Continue on Middletown Road
1.1 mi · 2 min · Middletown Road
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9
Enter the roundabout and take exit 1 toward Middletown Road
48 m · 3 sec · Middletown Road
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10
Exit the roundabout onto Middletown Road
3.1 mi · 6 min · Middletown Road
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11
Turn left onto Berry Road
3.9 mi · 6 min · Berry Road
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12
Continue on Indian Head Highway
10.2 mi · 15 min · Indian Head Highway
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13
Take the exit slight right toward I 95 South, I 495 South: Alexandria, Richmond
790 ft · 19 sec
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14
Continue on I 95 South, I 495 South: Alexandria, Richmond
157 m · 13 sec
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15
Merge slight left onto Capital Beltway (Local)
2.9 mi · 4 min · Capital Beltway (Local)
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16
Take the exit slight right toward US 1 North: Alexandria, Mount Vernon
1025 ft · 25 sec
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17
Keep slight right to continue on Mount Vernon
641 ft · 16 sec
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18
Turn straight onto Church Street
98 m · 18 sec · Church Street
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19
Turn left onto South Washington Street
1.1 km · 2 min · South Washington Street
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20
Arrive at your destination
0 m · 1 sec · South Washington Street
Car Route Details
A richer read on the saved driving route between Dahlgren and Alexandria.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Nice Middleton Bridge
Continue on Nice Middleton Bridge
17.6 mi · 00h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Dahlgren and Mostly Sunny near Alexandria.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dahlgren to Alexandria?
The road trip is about 47.2 miles (76 km) and usually takes 01h 03m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Fort Hunt is a useful midpoint, sitting about 22.9 miles from Dahlgren and 24.4 miles from Alexandria.
How much longer is the road route than the straight-line distance?
The direct path is about 32.7 miles (52.7 km), while the road route adds roughly 14.5 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:24 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.61 one way or $13.23 round trip. Estimated CO2 is about 14.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dahlgren and Mostly Sunny near Alexandria.
Stop Ideas Near Fort Hunt
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 Fort Hunt.
Union Station
Lorton station
Woodbridge station
Washington Union Station
Flight Path Map
This map shows the direct air route between Dahlgren and Alexandria. Straight-line distance: 32.72 mi (52.66 km).
#1 Dahlgren
Census-designated place in King George County, Virginia, United States
| Population | 2,653 |
| Coordinates | 38.3312400, -77.0510900 |
| Altitude | 5 |
| Country | United States |
#2 Alexandria
A city in Virginia.
| Population | 158,726 |
| Coordinates | 38.8048400, -77.0469200 |
| Altitude | 12 |
| Country | United States |
End: South Washington Street (-77.04696, 38.804845)
Estimated Travel Time
Distance: 76 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 34m |
| 40 mph (64.37 km/h) | 01h 10m |
| 50 mph (80.47 km/h) | 00h 56m |
| 60 mph (96.56 km/h) | 00h 47m |
| 70 mph (112.65 km/h) | 00h 40m |
| 80 mph (129 km/h) | 00h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $6.61 | $13.23 |
| Mid-grade | $4.43 | $7.40 | $14.79 |
| Premium | $4.78 | $7.98 | $15.96 |
| Diesel | $5.62 | $9.39 | $18.78 |
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 Virginia · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.