How far is Bel Air, MD from Gaithersburg, MD?
The driving distance from Bel Air, MD to Gaithersburg, MD is about 119.3 miles (192 km), with a travel time of about 02h 00m by car.
- The straight-line flight distance is about 93 miles (149.6 km).
- For a round trip, plan for roughly 04h 01m 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 02h 00m.
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 of the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Rain Showers
Sunny
Driving Route Map
The map below follows the saved road route between Bel Air and Gaithersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bel Air and Gaithersburg.
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1
Start on McMullen Highway Southwest
6.3 mi · 12 min · McMullen Highway Southwest
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2
Take the ramp slight right
1881 ft · 46 sec
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3
Merge slight left onto National Freeway
38.5 mi · 43 min · National Freeway
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4
Continue on Dwight D Eisenhower Highway
4.7 mi · 5 min · Dwight D Eisenhower Highway
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5
Continue on I 70, US 40 (Dwight D Eisenhower Highway)
3.3 mi · 4 min · I 70, US 40 (Dwight D Eisenhower Highway)
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6
Continue on Dwight D Eisenhower Highway
43.5 mi · 47 min · Dwight D Eisenhower Highway
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7
Take the exit slight right toward I 270 South: Washington
2112 ft · 52 sec
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8
Continue on Eisenhower Memorial Highway
19.9 mi · 25 min · Eisenhower Memorial Highway
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9
Take the exit slight right toward MD 124: Montgomery Village Avenue, Quince Orchard Road
1.3 km · 2 min
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10
Keep slight left to continue on MD 124 North: Montgomery Village Avenue
39 m · 5 sec
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11
Turn left onto Quince Orchard Road
2237 ft · 45 sec · Quince Orchard Road
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12
Turn right onto North Frederick Avenue
1.4 km · 2 min · North Frederick Avenue
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13
Turn right
26 m · 6 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Bel Air and Gaithersburg.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D Eisenhower Highway
Continue on Dwight D Eisenhower Highway
43.5 mi · 00h 47m
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.
Partly Sunny then Slight Chance Rain Showers leaving Bel Air and Sunny near Gaithersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bel Air to Gaithersburg?
The road trip is about 119.3 miles (192 km) and usually takes 02h 00m 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?
Clear Spring is a useful midpoint, sitting about 59.6 miles from Bel Air and 59.7 miles from Gaithersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 93 miles (149.6 km), while the road route adds roughly 26.3 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 2:28 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.20 one way or $34.40 round trip. Estimated CO2 is about 37.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Slight Chance Rain Showers around Bel Air and Sunny near Gaithersburg.
Stop Ideas Near Clear Spring
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 Clear Spring.
Hagerstown, MD
Hancock, MD
Martinsburg station
Harpers Ferry
Flight Path Map
This map shows the direct air route between Bel Air and Gaithersburg. Straight-line distance: 92.93 mi (149.55 km).
#1 Bel Air
Bel Air is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.5731400, -78.8497400 |
| Altitude | 212 |
| Country | United States |
#2 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
End: (-77.201269, 39.143361)
Estimated Travel Time
Distance: 192 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 58m |
| 40 mph (64.37 km/h) | 02h 58m |
| 50 mph (80.47 km/h) | 02h 23m |
| 60 mph (96.56 km/h) | 01h 59m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.09 | $17.20 | $34.40 |
| Mid-grade | $4.60 | $19.36 | $38.72 |
| Premium | $4.95 | $20.86 | $41.71 |
| Diesel | $5.98 | $25.18 | $50.35 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.