How far is Gaithersburg, MD from Overlea, MD?
The driving distance from Gaithersburg, MD to Overlea, MD is about 54.6 miles (87.8 km), with a travel time of about 01h 13m by car.
- The straight-line flight distance is about 39.5 miles (63.5 km).
- For a round trip, plan for roughly 02h 26m 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 13m.
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.
Census-designated place in Howard County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers
Driving Route Map
The map below follows the saved road route between Gaithersburg and Overlea.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gaithersburg and Overlea.
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1
Start on the route
26 m · 8 sec
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2
Turn right onto North Frederick Avenue
993 ft · 17 sec · North Frederick Avenue
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3
Continue on South Frederick Avenue
1.4 mi · 2 min · South Frederick Avenue
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4
Continue on Frederick Road
1906 ft · 43 sec · Frederick Road
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5
Turn left onto Shady Grove Road
1.1 mi · 3 min · Shady Grove Road
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6
Turn left onto MD 200 Toll East
2888 ft · 1 min
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7
Merge slight left onto Intercounty Connector
15.9 mi · 20 min · Intercounty Connector
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8
Take the exit slight right toward I 95: Laurel, Burtonsville
2257 ft · 51 sec
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9
Keep slight left to continue on MD 198: Konterra Drive
2986 ft · 39 sec
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10
Keep slight left to continue on MD 198: Laurel, Burtonsville
1.5 km · 1 min
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11
Keep slight left to continue on MD 198 West: Burtonsville
2970 ft · 39 sec
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12
Keep slight left
1.2 km · 50 sec
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13
Merge slight left
11.7 mi · 14 min
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14
Take the exit slight right toward I 895 North: Baltimore Harbor Tunnel Thruway
5.7 mi · 7 min · Harbor Tunnel Thruway
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15
Continue on Harbor Tunnel Throughway
1.6 km · 1 min · Harbor Tunnel Throughway
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16
Continue on Harbor Tunnel Thruway
2.2 mi · 3 min · Harbor Tunnel Thruway
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17
Continue on Baltimore Harbor Tunnel
1.4 mi · 2 min · Baltimore Harbor Tunnel
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18
Continue on Harbor Tunnel Thruway
3.7 mi · 5 min · Harbor Tunnel Thruway
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19
Keep slight right to continue on Harbor Tunnel Thruway
1 mi · 1 min · Harbor Tunnel Thruway
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20
Merge slight left onto John F. Kennedy Memorial Highway
1.8 mi · 2 min · John F. Kennedy Memorial Highway
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21
Take the exit slight right toward I 695 West, I 695 East: Towson, Essex
2571 ft · 44 sec
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22
Keep slight left to continue on I 695 West: Towson
1.6 km · 1 min
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23
Merge slight left onto Baltimore Beltway
1.6 km · 1 min · Baltimore Beltway
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24
Take the exit slight right toward US 1 South: Overlea
1119 ft · 48 sec
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25
Merge slight left onto Belair Road
3194 ft · 1 min · Belair Road
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26
Arrive at your destination
0 m · 1 sec · Belair Road
Car Route Details
A richer read on the saved driving route between Gaithersburg and Overlea.
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.
Intercounty Connector
Merge slight left onto Intercounty Connector
15.9 mi · 00h 20m
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.
Rain Showers Likely leaving Gaithersburg and Rain Showers near Overlea.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gaithersburg to Overlea?
The road trip is about 54.6 miles (87.8 km) and usually takes 01h 13m 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?
North Laurel is a useful midpoint, sitting about 27.3 miles from Gaithersburg and 27.3 miles from Overlea.
How much longer is the road route than the straight-line distance?
The direct path is about 39.5 miles (63.5 km), while the road route adds roughly 15.1 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 4:04 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.89 one way or $15.77 round trip. Estimated CO2 is about 17.2 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Gaithersburg and Rain Showers near Overlea.
Stop Ideas Near North Laurel
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Bowie
Baltimore City Hall
Town Hall Liquor And Bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to North Laurel.
BWI Rail Station
New Carrollton station
Rockville station
Washington Union Station
Flight Path Map
This map shows the direct air route between Gaithersburg and Overlea. Straight-line distance: 39.47 mi (63.52 km).
#1 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
#2 Overlea
Census designated place
| Population | 12,275 |
| Coordinates | 39.3634400, -76.5205200 |
| Altitude | 69 |
| Country | United States |
End: Overlea (-76.52052, 39.36344)
Estimated Travel Time
Distance: 88 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 49m |
| 40 mph (64.37 km/h) | 01h 21m |
| 50 mph (80.47 km/h) | 01h 05m |
| 60 mph (96.56 km/h) | 00h 54m |
| 70 mph (112.65 km/h) | 00h 46m |
| 80 mph (129 km/h) | 00h 40m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $7.89 | $15.77 |
| Mid-grade | $4.60 | $8.88 | $17.75 |
| Premium | $4.95 | $9.56 | $19.12 |
| Diesel | $5.98 | $11.54 | $23.08 |
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 · 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.