How far is Bel Air, VA from Herndon, VA?
The driving distance from Bel Air, VA to Herndon, VA is about 18.6 miles (30 km), with a travel time of about 00h 26m by car.
- The straight-line flight distance is about 13.4 miles (21.6 km).
- For a round trip, plan for roughly 00h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 26m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Unincorporated census-designated place (CDP) in Fairfax County, Virginia, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Bel Air and Herndon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bel Air and Herndon.
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1
Start on Annandale Road
2469 ft · 1 min · Annandale Road
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2
Turn left onto Arlington Boulevard
2.2 mi · 4 min · Arlington Boulevard
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3
Take the exit straight toward I 495: Tysons Corner, Richmond
710 ft · 20 sec
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4
Keep slight right to continue on I 495 North: Tysons Corner
1.1 km · 1 min
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5
Merge slight left onto Capital Beltway
4.1 mi · 5 min · Capital Beltway
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6
Take the exit slight left toward VA 267 Toll West: Reston, Herndon, Dulles Airport
1614 ft · 39 sec
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7
Merge slight right onto Dulles Toll Road
1.1 mi · 1 min · Dulles Toll Road
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8
Keep slight left
1869 ft · 23 sec
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9
Merge slight right onto Dulles Toll Road
7.3 mi · 10 min · Dulles Toll Road
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10
Take the exit slight right toward VA 286: Fairfax County Parkway
1772 ft · 1 min
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11
Turn right onto Fairfax County Parkway
1.1 km · 1 min · Fairfax County Parkway
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12
Take the exit slight right
1384 ft · 38 sec
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13
Keep slight left to continue on SR 606 West: Elden Street
107 m · 12 sec
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14
Turn straight onto Elden Street
1.1 mi · 3 min · Elden Street
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15
Turn left onto Spring Street
13 m · 1 sec · Spring Street
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16
Arrive at your destination
0 m · 1 sec · Spring Street
Car Route Details
A richer read on the saved driving route between Bel Air and Herndon.
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.
Dulles Toll Road
Merge slight right onto Dulles Toll Road
7.28 mi · 00h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Rain Showers leaving Bel Air and Chance Rain Showers near Herndon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bel Air to Herndon?
The road trip is about 18.6 miles (30 km) and usually takes 00h 26m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Tysons Corner is a useful midpoint, sitting about 9.5 miles from Bel Air and 9.1 miles from Herndon.
How much longer is the road route than the straight-line distance?
The direct path is about 13.4 miles (21.6 km), while the road route adds roughly 5.2 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:38 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.61 one way or $5.23 round trip. Estimated CO2 is about 5.9 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Bel Air and Chance Rain Showers near Herndon.
Stop Ideas Near Tysons Corner
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
Alexandria City Hall
Town Hall Pool
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Tysons Corner.
Burke Centre
Union Station
Rockville station
Washington Union Station
Flight Path Map
This map shows the direct air route between Bel Air and Herndon. Straight-line distance: 13.45 mi (21.64 km).
#1 Bel Air
Bel Air is a place in Virginia, United States.
| Population | 0 |
| Coordinates | 38.8631700, -77.1766500 |
| Altitude | 88 |
| Country | United States |
#2 Herndon
Town in Virginia, United States
| Population | 24,573 |
| Coordinates | 38.9695500, -77.3861000 |
| Altitude | 110 |
| Country | United States |
End: Spring Street (-77.386148, 38.96955)
Estimated Travel Time
Distance: 30 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 37m |
| 40 mph (64.37 km/h) | 00h 27m |
| 50 mph (80.47 km/h) | 00h 22m |
| 60 mph (96.56 km/h) | 00h 18m |
| 70 mph (112.65 km/h) | 00h 15m |
| 80 mph (129 km/h) | 00h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $2.61 | $5.23 |
| Mid-grade | $4.43 | $2.92 | $5.85 |
| Premium | $4.78 | $3.15 | $6.31 |
| Diesel | $5.62 | $3.71 | $7.42 |
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 · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.