How far is Boonsboro, MD from South Bel Air, MD?
The driving distance from Boonsboro, MD to South Bel Air, MD is about 93.3 miles (150.2 km), with a travel time of about 01h 43m by car.
- The straight-line flight distance is about 70.1 miles (112.8 km).
- For a round trip, plan for roughly 03h 27m 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 43m.
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.
Unincorporated community in Howard County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Driving Route Map
The map below follows the saved road route between Boonsboro and South Bel Air.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boonsboro and South Bel Air.
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1
Start on Potomac Street
37 m · 6 sec · Potomac Street
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2
Turn right onto South Main Street
1.2 km · 1 min · South Main Street
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3
Enter the roundabout and take exit 2 toward Old National Pike
35 m · 2 sec · Old National Pike
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4
Exit the roundabout onto Old National Pike
6.1 mi · 9 min · Old National Pike
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5
Continue on West Main Street
1.8 mi · 3 min · West Main Street
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6
Continue on Old National Pike
2.5 mi · 5 min · Old National Pike
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7
Take the ramp straight toward I 70 East
1995 ft · 49 sec
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8
Merge slight left
26.1 mi · 28 min
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9
Continue straight
6.5 mi · 7 min
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10
Keep slight left to continue on Baltimore
9.1 mi · 10 min
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11
Take the exit slight right toward I 695 North, I 695 South: New York, Towson, Baltimore, Glen Burnie
1056 ft · 16 sec
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12
Keep slight right to continue on I 695 South: Baltimore, Glen Burnie
2879 ft · 1 min
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13
Merge slight left onto Baltimore Beltway
4.7 mi · 6 min · Baltimore Beltway
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14
Take the exit slight right toward I 95 North, I 95 South: Baltimore, Washington
1102 ft · 27 sec
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15
Keep slight left to continue on I 95 North: Baltimore
1.5 km · 2 min
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16
Merge slight left
4.7 mi · 6 min
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17
Keep slight left
6.4 mi · 9 min
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18
Keep slight left to continue on Express Toll Lanes
8.3 mi · 10 min · Express Toll Lanes
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19
Keep slight right
91 m · 4 sec
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20
Merge slight right onto John F. Kennedy Memorial Highway
7.3 mi · 8 min · John F. Kennedy Memorial Highway
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21
Take the exit slight right toward MD 24: Bel Air, Edgewood
1781 ft · 38 sec
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22
Keep slight left to continue on MD 24 North: Bel Air
825 ft · 22 sec
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23
Turn left onto Vietnam Veterans Memorial Highway
4.3 mi · 6 min · Vietnam Veterans Memorial Highway
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24
Turn right onto West Ring Factory Road
3105 ft · 2 min · West Ring Factory Road
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25
Turn left onto Emmorton Road
3158 ft · 1 min · Emmorton Road
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26
Continue on South Main Street
151 m · 18 sec · South Main Street
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27
Turn right onto East MacPhail Road
1341 ft · 44 sec · East MacPhail Road
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28
Turn left onto South Shamrock Road
1811 ft · 1 min · South Shamrock Road
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29
Arrive at your destination
0 m · 1 sec · South Shamrock Road
Car Route Details
A richer read on the saved driving route between Boonsboro and South Bel Air.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 70 East
Merge slight left
26.1 mi · 00h 28m
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.
Mostly Clear leaving Boonsboro and Mostly Clear near South Bel Air.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boonsboro to South Bel Air?
The road trip is about 93.3 miles (150.2 km) and usually takes 01h 43m 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?
Ellicott City is a useful midpoint, sitting about 46.5 miles from Boonsboro and 46.8 miles from South Bel Air.
How much longer is the road route than the straight-line distance?
The direct path is about 70.1 miles (112.8 km), while the road route adds roughly 23.2 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.84 one way or $27.68 round trip. Estimated CO2 is about 29.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Boonsboro and Mostly Clear near South Bel Air.
Flight Path Map
This map shows the direct air route between Boonsboro and South Bel Air. Straight-line distance: 70.12 mi (112.84 km).
#1 Boonsboro
Town in Washington County, Maryland, United States
| Population | 3,455 |
| Coordinates | 39.5062100, -77.6524900 |
| Altitude | 165 |
| Country | United States |
#2 South Bel Air
A census-designated place in Anne Arundel County, Maryland.
| Population | 48,828 |
| Coordinates | 39.5331600, -76.3374600 |
| Altitude | 109 |
| Country | United States |
End: South Shamrock Road (-76.337354, 39.533192)
Estimated Travel Time
Distance: 150 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 06m |
| 40 mph (64.37 km/h) | 02h 20m |
| 50 mph (80.47 km/h) | 01h 52m |
| 60 mph (96.56 km/h) | 01h 33m |
| 70 mph (112.65 km/h) | 01h 20m |
| 80 mph (129 km/h) | 01h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.21 | $13.84 | $27.68 |
| Mid-grade | $4.81 | $15.82 | $31.63 |
| Premium | $5.12 | $16.85 | $33.70 |
| Diesel | $6.36 | $20.93 | $41.87 |
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 Maryland · Oct 08, 2026