How far is South Bel Air, MD from Saint Charles, MD?
The driving distance from South Bel Air, MD to Saint Charles, MD is about 80.9 miles (130.2 km), with a travel time of about 01h 45m by car.
- The straight-line flight distance is about 71.9 miles (115.7 km).
- For a round trip, plan for roughly 03h 30m 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 45m.
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.
Town in Montgomery County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between South Bel Air and Saint Charles.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Bel Air and Saint Charles.
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1
Start on South Shamrock Road
1811 ft · 1 min · South Shamrock Road
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2
At the end of the road, turn right onto East MacPhail Road
1341 ft · 45 sec · East MacPhail Road
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3
Turn left onto South Main Street
151 m · 14 sec · South Main Street
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4
Continue on Emmorton Road
3158 ft · 1 min · Emmorton Road
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5
Turn right onto West Ring Factory Road
3105 ft · 2 min · West Ring Factory Road
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6
Turn left onto Vietnam Veterans Memorial Highway
3.9 mi · 6 min · Vietnam Veterans Memorial Highway
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7
Take the exit slight right toward I 95 South: Baltimore
1 km · 1 min
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8
Merge slight left onto John F. Kennedy Memorial Highway
8.1 mi · 9 min · John F. Kennedy Memorial Highway
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9
Keep slight left to continue on Express Toll Lanes
6.5 mi · 8 min · Express Toll Lanes
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10
Keep slight left to continue on Express Toll Lanes
1.2 mi · 2 min · Express Toll Lanes
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11
Merge slight right onto Harbor Tunnel Thruway
3.8 mi · 5 min · Harbor Tunnel Thruway
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12
Continue on Baltimore Harbor Tunnel
1.4 mi · 2 min · Baltimore Harbor Tunnel
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13
Continue on Harbor Tunnel Thruway
2.2 mi · 3 min · Harbor Tunnel Thruway
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14
Continue on Harbor Tunnel Throughway
2567 ft · 40 sec · Harbor Tunnel Throughway
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15
Keep slight right to continue on Harbor Tunnel Throughway
1.7 mi · 2 min · Harbor Tunnel Throughway
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16
Keep slight right to continue on I 97 South: Annapolis
1.1 mi · 1 min
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17
Continue straight
8.9 mi · 10 min
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18
Keep slight right to continue on MD 32 West, MD 3 South: Bowie, Crofton
18.2 mi · 27 min
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19
Continue on Crain Highway
20.8 mi · 31 min · Crain Highway
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20
Arrive at your destination
0 m · 1 sec · Crain Highway
Car Route Details
A richer read on the saved driving route between South Bel Air and Saint Charles.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Crain Highway
Continue on Crain Highway
20.8 mi · 00h 31m
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 South Bel Air and Sunny near Saint Charles.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Bel Air to Saint Charles?
The road trip is about 80.9 miles (130.2 km) and usually takes 01h 45m 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?
Kensington is a useful midpoint, sitting about 40.4 miles from South Bel Air and 40.5 miles from Saint Charles.
How much longer is the road route than the straight-line distance?
The direct path is about 71.9 miles (115.7 km), while the road route adds roughly 9 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 3:00 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.65 one way or $23.29 round trip. Estimated CO2 is about 25.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around South Bel Air and Sunny near Saint Charles.
Stop Ideas Near Kensington
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Bowie
Baltimore City Hall
Kenhill Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Kensington.
BWI Rail Station
Pennsylvania Station
New Carrollton station
Kent Island, MD
Flight Path Map
This map shows the direct air route between South Bel Air and Saint Charles. Straight-line distance: 71.89 mi (115.7 km).
#1 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 |
#2 Saint Charles
City in St.
| Population | 36,376 |
| Coordinates | 38.6031700, -76.9385800 |
| Altitude | 61 |
| Country | United States |
End: US 301 (-76.935986, 38.601566)
Estimated Travel Time
Distance: 130 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 41m |
| 40 mph (64.37 km/h) | 02h 01m |
| 50 mph (80.47 km/h) | 01h 37m |
| 60 mph (96.56 km/h) | 01h 20m |
| 70 mph (112.65 km/h) | 01h 09m |
| 80 mph (129 km/h) | 01h 00m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $11.65 | $23.29 |
| Mid-grade | $4.60 | $13.11 | $26.21 |
| Premium | $4.95 | $14.12 | $28.24 |
| Diesel | $5.98 | $17.04 | $34.09 |
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 · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.