How far is South Bel Air, MD from Largo, MD?
The driving distance from South Bel Air, MD to Largo, MD is about 63.1 miles (101.5 km), with a travel time of about 01h 28m by car.
- The straight-line flight distance is about 51.2 miles (82.4 km).
- For a round trip, plan for roughly 02h 57m 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 01h 28m.
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.
Village in Frederick County, Maryland, United States
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 South Bel Air and Largo.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Bel Air and Largo.
-
1
Start on South Shamrock Road
1811 ft · 1 min · South Shamrock Road
-
2
At the end of the road, turn right onto East MacPhail Road
1341 ft · 45 sec · East MacPhail Road
-
3
Turn left onto South Main Street
151 m · 14 sec · South Main Street
-
4
Continue on Emmorton Road
3158 ft · 1 min · Emmorton Road
-
5
Turn right onto West Ring Factory Road
3105 ft · 2 min · West Ring Factory Road
-
6
Turn left onto Vietnam Veterans Memorial Highway
3.9 mi · 6 min · Vietnam Veterans Memorial Highway
-
7
Take the exit slight right toward I 95 South: Baltimore
1 km · 1 min
-
8
Merge slight left onto John F. Kennedy Memorial Highway
8.1 mi · 9 min · John F. Kennedy Memorial Highway
-
9
Keep slight left to continue on Express Toll Lanes
6.5 mi · 8 min · Express Toll Lanes
-
10
Keep slight left to continue on Express Toll Lanes
1.2 mi · 2 min · Express Toll Lanes
-
11
Merge slight right onto Harbor Tunnel Thruway
3.8 mi · 5 min · Harbor Tunnel Thruway
-
12
Continue on Baltimore Harbor Tunnel
1.4 mi · 2 min · Baltimore Harbor Tunnel
-
13
Continue on Harbor Tunnel Thruway
2.2 mi · 3 min · Harbor Tunnel Thruway
-
14
Continue on Harbor Tunnel Throughway
2567 ft · 40 sec · Harbor Tunnel Throughway
-
15
Keep slight left to continue on Harbor Tunnel Throughway
2671 ft · 42 sec · Harbor Tunnel Throughway
-
16
Continue on Harbor Tunnel Thruway
1.3 mi · 2 min · Harbor Tunnel Thruway
-
17
Take the exit slight right toward MD 295 South: Essex, BWI Marshall Airport
2423 ft · 59 sec
-
18
Merge slight left onto Baltimore-Washington Parkway
21.7 mi · 30 min · Baltimore-Washington Parkway
-
19
Take the exit slight right toward I 95 South, I 495 South: Richmond, Andrews Air Force Base
1447 ft · 1 min
-
20
Merge slight left onto Capital Beltway
7.4 mi · 10 min · Capital Beltway
-
21
Take the exit slight right toward MD 214 East: Central Avenue, Largo
1327 ft · 33 sec
-
22
Turn straight onto Central Avenue
1.6 km · 2 min · Central Avenue
-
23
Turn slight right onto MD 202 North: Largo
693 ft · 25 sec
-
24
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between South Bel Air and Largo.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Baltimore-Washington Parkway
Merge slight left onto Baltimore-Washington Parkway
21.7 mi · 00h 30m
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 Sunny leaving South Bel Air and Sunny near Largo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Bel Air to Largo?
The road trip is about 63.1 miles (101.5 km) and usually takes 01h 28m 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?
Rosemont is a useful midpoint, sitting about 31.5 miles from South Bel Air and 31.6 miles from Largo.
How much longer is the road route than the straight-line distance?
The direct path is about 51.2 miles (82.4 km), while the road route adds roughly 11.9 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 EST. If you want a more comfortable same-day return, try to leave by 3:32 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.78 one way or $17.56 round trip. Estimated CO2 is about 19.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around South Bel Air and Sunny near Largo.
Stop Ideas Near Rosemont
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 Rosemont.
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 Largo. Straight-line distance: 51.23 mi (82.44 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 Largo
Largo is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 38.8976100, -76.8302500 |
| Altitude | 53 |
| Country | United States |
End: Largo (-76.83025, 38.89761)
Estimated Travel Time
Distance: 101 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 06m |
| 40 mph (64.37 km/h) | 01h 34m |
| 50 mph (80.47 km/h) | 01h 15m |
| 60 mph (96.56 km/h) | 01h 03m |
| 70 mph (112.65 km/h) | 00h 54m |
| 80 mph (129 km/h) | 00h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $8.78 | $17.56 |
| Mid-grade | $4.57 | $10.15 | $20.30 |
| Premium | $4.89 | $10.86 | $21.72 |
| Diesel | $6.30 | $13.99 | $27.98 |
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 · Nov 06, 2026