How far is Gwynn Oak, MD from Londontowne, MD?

The driving distance from Gwynn Oak, MD to Londontowne, MD is about 35.8 miles (57.6 km), with a travel time of about 00h 54m by car.

  • The straight-line flight distance is about 28.6 miles (46.1 km).
  • For a round trip, plan for roughly 01h 48m 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
35.78 mi
00h 54m
Flight
28.63 mi
46.07 km direct

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

Learn Distance

Choose another destination from Gwynn Oak.

Flight Distance

Direct air line
28.63 mi
Kilometers
46.07 km
Flight Time
00h 03m

Driving Distance

Road route
35.78 mi
Kilometers
57.59 km
Drive Time
00h 54m

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 54m.

Arrival Snapshot
Arrive in Londontowne
Thu, Apr 16, 2:15 AM EDT
Return by in Gwynn Oak
Thu, Apr 16, 3:09 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gwynn Oak
2026-04-16T01:21
Arrive Londontowne
Thu, Apr 16, 2:15 AM EDT
Route Timing
00h 54m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:54 AM to 10:54 AM EDT

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

Leave by
4:42 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Gwynn Oak
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
Somerset
MD

Town in Maryland, United States

From Gwynn Oak
17.9 mi
00h 27m
To Londontowne
17.9 mi
00h 27m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
90°F
Thursday

Partly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
6 to 14 mph SW
Destination
89°F
Thursday

Mostly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
5 to 9 mph SW

Driving Route Map

The map below follows the saved road route between Gwynn Oak and Londontowne.

Turn-by-Turn Driving Directions

Step-by-step road directions between Gwynn Oak and Londontowne.

  1. 1

    Start on the route

    18 m · 6 sec

  2. 2

    Turn right onto Haddon Avenue

    54 m · 12 sec · Haddon Avenue

  3. 3

    Turn left onto Hillsdale Road

    1.5 km · 3 min · Hillsdale Road

  4. 4

    Turn slight right onto West Forest Park Avenue

    1.4 mi · 4 min · West Forest Park Avenue

  5. 5

    Continue on Ingleside Avenue

    1.6 mi · 3 min · Ingleside Avenue

  6. 6

    Turn right onto Baltimore National Pike

    2671 ft · 56 sec · Baltimore National Pike

  7. 7

    Take the ramp left toward I 695 South: Glen Burnie

    2015 ft · 51 sec

  8. 8

    Merge slight left onto Baltimore Beltway

    7.6 mi · 10 min · Baltimore Beltway

  9. 9

    Take the exit slight left toward I 97 South: Annapolis, Bay Bridge

    1.4 km · 1 min

  10. 10

    Continue straight

    8.9 mi · 10 min

  11. 11

    Keep slight left to continue on Bay Bridge

    7.8 mi · 9 min

  12. 12

    Keep slight left to continue on US 50 East, US 301 North: Annapolis, Bay Bridge

    1.3 km · 2 min

  13. 13

    Keep slight right to continue on MD 665: Riva Road

    2898 ft · 50 sec

  14. 14

    Continue on Aris T Allen Boulevard

    1.3 km · 1 min · Aris T Allen Boulevard

  15. 15

    Take the exit slight right toward MD 2: Parole, Edgewater

    1794 ft · 44 sec

  16. 16

    Turn right onto Solomons Island Road

    2.3 mi · 4 min · Solomons Island Road

  17. 17

    Turn left onto Mayo Road

    1978 ft · 60 sec · Mayo Road

  18. 18

    Turn left onto Oakwood Road

    2033 ft · 2 min · Oakwood Road

  19. 19

    Turn right onto Chesapeake Drive

    128 m · 19 sec · Chesapeake Drive

  20. 20

    Turn slight left onto Rockhold Road

    634 ft · 30 sec · Rockhold Road

  21. 21

    Turn right onto Londontown Road

    34 m · 7 sec · Londontown Road

  22. 22

    Turn left onto Tacoma Road

    72 m · 10 sec · Tacoma Road

  23. 23

    Arrive at your destination

    0 m · 1 sec · Tacoma Road

Car Route Details

A richer read on the saved driving route between Gwynn Oak and Londontowne.

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
23 steps
11 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
64.2 / 100 mi
Decision points by distance
Main Roads
I 97 South
9.71 mi · 27%
Bay Bridge
7.79 mi · 22%
Baltimore Beltway
7.59 mi · 21%
Solomons Island Road
2.34 mi · 7%
Ingleside Avenue
1.59 mi · 4%
West Forest Park Avenue
1.4 mi · 4%
Longest Stretch

I 97 South

Continue straight

8.87 mi · 00h 10m

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 54m
Day trip friendly
Same-Day Return
01h 48m
Round-trip wheel time
Road vs Air
+7.2 mi
28.6 mi direct line
Halfway Stop
Somerset
00h 27m from Gwynn Oak
Leave By
4:42 PM EDT
Morning start is best
Weather Watch

Partly Sunny leaving Gwynn Oak and Mostly Sunny near Londontowne.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gwynn Oak to Londontowne?

The road trip is about 35.8 miles (57.6 km) and usually takes 00h 54m 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?

Somerset is a useful midpoint, sitting about 17.9 miles from Gwynn Oak and 17.9 miles from Londontowne.

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

The direct path is about 28.6 miles (46.1 km), while the road route adds roughly 7.2 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 4:42 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.15 one way or $10.30 round trip. Estimated CO2 is about 11.2 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Gwynn Oak and Mostly Sunny near Londontowne.

Stop Ideas Near Somerset

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 Somerset and the surrounding midpoint area.
Stop photo coming soon
Scenic stop 11.4 mi away

City of Bowie

Bowie , MD
8614 Chestnut Ave, Bowie, MD 20715
Museum
Baltimore City Hall
Meeting point 11 mi away

Baltimore City Hall

Baltimore , MD
100 Holliday St, Baltimore, MD 21202
Rating 4.0/5 63 reviews City government office
Kenhill Center
Nearby stop 13 mi away

Kenhill Center

Bowie , MD
2614 Kenhill Dr, Bowie, MD 20715
Rating 4.6/5 25 reviews Community center

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Somerset.

RAIL

BWI Rail Station

7 mi away
7 Amtrak Way
RAIL

Pennsylvania Station

17 mi away
1515 North Charles Street
RAIL

New Carrollton station

30 mi away
4300 Garden City Drive
BUS

Kent Island, MD

39 mi away
3206 Main Street

Flight Path Map

This map shows the direct air route between Gwynn Oak and Londontowne. Straight-line distance: 28.63 mi (46.07 km).

Photo coming soon

#1 Gwynn Oak

A census-designated place in Baltimore County, Maryland.

Population47,092
Coordinates39.3326100, -76.6927500
Altitude130
CountryUnited States
Londontowne

#2 Londontowne

Unincorporated area in Anne Arundel County, Maryland, United States

Population8,018
Coordinates38.9334500, -76.5494100
Altitude6
CountryUnited States
Start: Gwynn Oak (-76.69275, 39.33261)
End: Londontowne (-76.54941, 38.93345)

Estimated Travel Time

Distance: 58 km by road

SpeedTime
30 mph (48.3 km/h)01h 11m
40 mph (64.37 km/h)00h 53m
50 mph (80.47 km/h)00h 42m
60 mph (96.56 km/h)00h 35m
70 mph (112.65 km/h)00h 30m
80 mph (129 km/h)00h 26m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.26 gal
4.78 L · about $5.15
Round trip
$10.30
2.52 gal · 9.56 L
Estimated CO2
11.2 kg one way
Round trip: 22.4 kg / 49 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $5.15 $10.30
Mid-grade $4.60 $5.79 $11.59
Premium $4.95 $6.24 $12.48
Diesel $5.98 $7.53 $15.07

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 16, 2026

There is no time difference between Gwynn Oak and Londontowne. The current time is 01:21:01.

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.