How far is Alexandria, VA from South Riding, VA?
The driving distance from Alexandria, VA to South Riding, VA is about 32.8 miles (52.8 km), with a travel time of about 00h 50m by car.
- The straight-line flight distance is about 25.8 miles (41.6 km).
- For a round trip, plan for roughly 01h 40m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 00h 50m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
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.
Sunny
Driving Route Map
The map below follows the saved road route between Alexandria and South Riding.
Turn-by-Turn Driving Directions
Step-by-step road directions between Alexandria and South Riding.
-
1
Start on South Washington Street
23 m · 7 sec · South Washington Street
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2
Turn right onto King Street
96 m · 15 sec · King Street
-
3
Turn right onto South Saint Asaph Street
842 ft · 41 sec · South Saint Asaph Street
-
4
Turn right onto Duke Street
102 m · 19 sec · Duke Street
-
5
Turn left onto South Washington Street
1260 ft · 51 sec · South Washington Street
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6
Turn right onto Gibbon Street
923 ft · 38 sec · Gibbon Street
-
7
Turn left onto South Patrick Street
1157 ft · 34 sec · South Patrick Street
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8
Take the exit slight right toward I 95 South, I 495 West, I 95 North, I 495 East: Richmond, Baltimore
133 m · 11 sec
-
9
Keep slight right to continue on I 95 South, I 495 West
3238 ft · 1 min
-
10
Merge slight left onto Capital Beltway (Local)
5 mi · 6 min · Capital Beltway (Local)
-
11
Keep slight right to continue on Capital Beltway
1.1 km · 48 sec · Capital Beltway
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12
Continue on Capital Beltway
2.4 mi · 3 min · Capital Beltway
-
13
Keep slight right to continue on Capital Beltway
5.7 mi · 7 min · Capital Beltway
-
14
Take the exit slight right toward I 66 West: Vienna, Front Royal
1.4 km · 2 min
-
15
Merge slight left
6.4 mi · 8 min
-
16
Take the exit slight right toward US 50 West: Fair Oaks, Winchester
1.3 km · 2 min
-
17
Turn straight onto US 50 West
90 m · 8 sec
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18
Keep slight left to continue on US 50 West
54 m · 5 sec
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19
Merge slight left onto Route 50
7.1 mi · 12 min · Route 50
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20
Continue on Little River Turnpike
1.9 mi · 3 min · Little River Turnpike
-
21
Turn left onto South Riding Boulevard
30 m · 5 sec · South Riding Boulevard
-
22
Continue on South Riding Boulevard
692 ft · 24 sec · South Riding Boulevard
-
23
Turn left onto Defender Drive
669 ft · 31 sec · Defender Drive
-
24
Turn right
10 m · 3 sec
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25
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Alexandria and South Riding.
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.
Route 50
Merge slight left onto Route 50
7.08 mi · 00h 12m
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 Alexandria and Sunny near South Riding.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Alexandria to South Riding?
The road trip is about 32.8 miles (52.8 km) and usually takes 00h 50m 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?
Merrifield is a useful midpoint, sitting about 16.4 miles from Alexandria and 16.5 miles from South Riding.
How much longer is the road route than the straight-line distance?
The direct path is about 25.8 miles (41.6 km), while the road route adds roughly 7 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 EST. If you want a more comfortable same-day return, try to leave by 4:50 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.48 one way or $8.96 round trip. Estimated CO2 is about 10.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Alexandria and Sunny near South Riding.
Stop Ideas Near Merrifield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
THEARC: Town Hall Education Arts Recreation Campus
District of Columbia Court
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Merrifield.
Burke Centre
Union Station
Lorton station
Washington Union Station
Flight Path Map
This map shows the direct air route between Alexandria and South Riding. Straight-line distance: 25.86 mi (41.62 km).
#1 Alexandria
A city in Virginia.
| Population | 158,726 |
| Coordinates | 38.8048400, -77.0469200 |
| Altitude | 12 |
| Country | United States |
#2 South Riding
South Riding is a place in Virginia, United States.
| Population | 0 |
| Coordinates | 38.9209400, -77.5038800 |
| Altitude | 98 |
| Country | United States |
End: South Riding (-77.50388, 38.92094)
Estimated Travel Time
Distance: 53 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 05m |
| 40 mph (64.37 km/h) | 00h 49m |
| 50 mph (80.47 km/h) | 00h 39m |
| 60 mph (96.56 km/h) | 00h 32m |
| 70 mph (112.65 km/h) | 00h 28m |
| 80 mph (129 km/h) | 00h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.86 | $4.48 | $8.96 |
| Mid-grade | $4.35 | $5.05 | $10.09 |
| Premium | $4.77 | $5.53 | $11.06 |
| Diesel | $6.16 | $7.14 | $14.28 |
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 · Nov 09, 2026