How far is Gaithersburg, MD from Seat Pleasant, MD?

The driving distance from Gaithersburg, MD to Seat Pleasant, MD is about 33.6 miles (54 km), with a travel time of about 00h 48m by car.

  • The straight-line flight distance is about 23.3 miles (37.5 km).
  • For a round trip, plan for roughly 01h 36m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
33.56 mi
00h 48m
Flight
23.28 mi
37.47 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Gaithersburg.

Flight Distance

Direct air line
23.28 mi
Kilometers
37.47 km
Flight Time
00h 02m

Driving Distance

Road route
33.56 mi
Kilometers
54.01 km
Drive Time
00h 48m

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 00h 48m.

Arrival Snapshot
Arrive in Seat Pleasant
Sun, Apr 19, 5:27 PM EDT
Return by in Gaithersburg
Sun, Apr 19, 6:16 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gaithersburg
2026-04-19T16:39
Arrive Seat Pleasant
Sun, Apr 19, 5:27 PM EDT
Route Timing
00h 48m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:48 AM to 10:48 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:54 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Gaithersburg
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Kemp Mill
MD

Census-designated place in Montgomery County, Maryland, United States

From Gaithersburg
16.8 mi
00h 24m
To Seat Pleasant
16.8 mi
00h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
61°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
9 to 14 mph NW
Destination
63°F
Sunday

Showers And Thunderstorms Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
9 to 13 mph W

Driving Route Map

The map below follows the saved road route between Gaithersburg and Seat Pleasant.

Turn-by-Turn Driving Directions

Step-by-step road directions between Gaithersburg and Seat Pleasant.

  1. 1

    Start on the route

    26 m · 12 sec

  2. 2

    Turn left onto North Frederick Avenue

    77 m · 12 sec · North Frederick Avenue

  3. 3

    Turn left onto Chestnut Street

    1664 ft · 50 sec · Chestnut Street

  4. 4

    Turn right onto West Diamond Avenue

    2663 ft · 1 min · West Diamond Avenue

  5. 5

    Take the ramp left toward I 270 South: Washington

    1531 ft · 39 sec

  6. 6

    Merge slight left onto Eisenhower Memorial Highway

    1.4 mi · 2 min · Eisenhower Memorial Highway

  7. 7

    Keep slight left

    6.6 mi · 9 min

  8. 8

    Keep slight left to continue on I 270 South: Silver Spring, College Park

    2.8 mi · 4 min

  9. 9

    Merge slight right onto Capital Beltway

    13.1 mi · 17 min · Capital Beltway

  10. 10

    Take the exit slight right toward South Washington

    2426 ft · 59 sec

  11. 11

    Merge slight left onto Baltimore-Washington Parkway

    5.1 mi · 7 min · Baltimore-Washington Parkway

  12. 12

    Keep slight left to continue on US 50 East: Richmond, Annapolis

    2902 ft · 35 sec

  13. 13

    Continue on Kenilworth Avenue Freeway

    817 ft · 12 sec · Kenilworth Avenue Freeway

  14. 14

    Take the exit slight right toward Eastern Avenue, Aquatic Gardens

    585 ft · 14 sec

  15. 15

    Continue on Kenilworth Avenue

    127 m · 18 sec · Kenilworth Avenue

  16. 16

    Turn left onto Eastern Avenue Northeast

    1.8 mi · 4 min · Eastern Avenue Northeast

  17. 17

    Turn sharp left onto Martin Luther King Jr. Highway

    1511 ft · 36 sec · Martin Luther King Jr. Highway

  18. 18

    Arrive at your destination

    0 m · 1 sec · Martin Luther King Jr. Highway

Car Route Details

A richer read on the saved driving route between Gaithersburg and Seat Pleasant.

OSRM road route
Drive Character

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.

Directions
18 steps
5 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
53.6 / 100 mi
Decision points by distance
Main Roads
Capital Beltway
13.1 mi · 39%
Eisenhower Memorial Highway
7.96 mi · 24%
Baltimore-Washington Parkway
5.13 mi · 15%
I 270 South
3.05 mi · 9%
Eastern Avenue Northeast
1.79 mi · 5%
US 50 East
0.55 mi · 2%
Longest Stretch

Capital Beltway

Merge slight right onto Capital Beltway

13.1 mi · 00h 17m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 48m
Day trip friendly
Same-Day Return
01h 36m
Round-trip wheel time
Road vs Air
+10.3 mi
23.3 mi direct line
Halfway Stop
Kemp Mill
00h 24m from Gaithersburg
Leave By
4:54 PM EDT
Morning start is best
Weather Watch

Rain Showers Likely leaving Gaithersburg and Showers And Thunderstorms Likely near Seat Pleasant.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gaithersburg to Seat Pleasant?

The road trip is about 33.6 miles (54 km) and usually takes 00h 48m 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?

Kemp Mill is a useful midpoint, sitting about 16.8 miles from Gaithersburg and 16.8 miles from Seat Pleasant.

How much longer is the road route than the straight-line distance?

The direct path is about 23.3 miles (37.5 km), while the road route adds roughly 10.3 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 4:54 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.82 one way or $9.64 round trip. Estimated CO2 is about 10.5 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Gaithersburg and Showers And Thunderstorms Likely near Seat Pleasant.

Stop Ideas Near Kemp Mill

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Kemp Mill and the surrounding midpoint area.
United States Capitol
Scenic stop 8.8 mi away

United States Capitol

Washington , DC
First St SE, Washington, DC 20004, United States
Rating 4.6/5 4,243 reviews Tourist attraction,Historical place,Historical landmark,Landmark,Federal government office
Stop photo coming soon
Practical stop 7.5 mi away

D C Government

Washington , DC
77 P St NE, Washington, DC 20002
Rating 5.0/5 2 reviews City government office,Telephone answering service
THEARC: Town Hall Education Arts Recreation Campus
Meeting point 12.3 mi away

THEARC: Town Hall Education Arts Recreation Campus

Washington , DC
1901 Mississippi Ave SE, Washington, DC 20020
Rating 4.7/5 64 reviews Recreation center,City Hall
Town Hall Liquor And Bar
Nearby stop 5.2 mi away

Town Hall Liquor And Bar

College Park , MD
8135 Baltimore Ave, College Park, MD 20740
Rating 4.3/5 319 reviews Liquor store,Bar

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Kemp Mill.

RAIL

Rockville station

12 mi away
251 Hungerford Drive at Park Rd.
RAIL

New Carrollton station

16 mi away
4300 Garden City Drive
RAIL

Washington Union Station

16 mi away
50 Massachusetts Ave NE
RAIL

Union Station

26 mi away
110 Callahan Drive

Flight Path Map

This map shows the direct air route between Gaithersburg and Seat Pleasant. Straight-line distance: 23.28 mi (37.47 km).

Gaithersburg

#1 Gaithersburg

The second most populous city in Montgomery County, Maryland.

Population67,741
Coordinates39.1434400, -77.2013700
Altitude153
CountryUnited States
Seat Pleasant

#2 Seat Pleasant

City in Prince George's County, Maryland, United States

Population4,736
Coordinates38.8962200, -76.9066400
Altitude33
CountryUnited States
Start: Gaithersburg (-77.20137, 39.14344)
End: Seat Pleasant (-76.90664, 38.89622)

Estimated Travel Time

Distance: 54 km by road

SpeedTime
30 mph (48.3 km/h)01h 07m
40 mph (64.37 km/h)00h 50m
50 mph (80.47 km/h)00h 40m
60 mph (96.56 km/h)00h 33m
70 mph (112.65 km/h)00h 28m
80 mph (129 km/h)00h 25m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.18 gal
4.48 L · about $4.82
Round trip
$9.64
2.36 gal · 8.96 L
Estimated CO2
10.5 kg one way
Round trip: 21 kg / 46 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $4.82 $9.64
Mid-grade $4.60 $5.43 $10.85
Premium $4.95 $5.85 $11.69
Diesel $5.98 $7.06 $14.11

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

There is no time difference between Gaithersburg and Seat Pleasant. The current time is 16:39:45.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.