How far is Westernport, MD from Bethesda, MD?

The driving distance from Westernport, MD to Bethesda, MD is about 149.8 miles (241.1 km), with a travel time of about 02h 35m by car.

  • The straight-line flight distance is about 109.7 miles (176.6 km).
  • For a round trip, plan for roughly 05h 11m 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
149.84 mi
02h 35m
Flight
109.75 mi
176.63 km direct

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

Learn Distance

Choose another destination from Westernport.

Flight Distance

Direct air line
109.75 mi
Kilometers
176.63 km
Flight Time
00h 13m

Driving Distance

Road route
149.84 mi
Kilometers
241.15 km
Drive Time
02h 35m

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 35m.

Arrival Snapshot
Arrive in Bethesda
Wed, May 13, 1:09 AM EDT
Return by in Westernport
Wed, May 13, 3:44 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Westernport
2026-05-12T22:33
Arrive Bethesda
Wed, May 13, 1:09 AM EDT
Route Timing
02h 35m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:36 AM to 12:36 PM EDT

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

Leave by
1:18 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Westernport
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
Clear Spring
MD

Town of the United States

From Westernport
73.9 mi
01h 17m
To Bethesda
76 mi
01h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Tuesday

Areas Of Frost then Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
0 to 8 mph S
Destination
72°F
Today

Sunny

Starts
Tue, May 12 6:00 AM EDT
Wind
1 to 6 mph NW

Driving Route Map

The map below follows the saved road route between Westernport and Bethesda.

Turn-by-Turn Driving Directions

Step-by-step road directions between Westernport and Bethesda.

  1. 1

    Start on Main Street

    53 m · 7 sec · Main Street

  2. 2

    Turn right onto Victory Post Drive

    88 m · 8 sec · Victory Post Drive

  3. 3

    Turn right onto New Georges Creek Road Southwest

    7.4 mi · 12 min · New Georges Creek Road Southwest

  4. 4

    Continue on West Main Street

    1 mi · 3 min · West Main Street

  5. 5

    Continue on Lower Georges Creek Road Southwest

    1.7 mi · 4 min · Lower Georges Creek Road Southwest

  6. 6

    Continue on New Georges Creek Road Southwest

    1579 ft · 40 sec · New Georges Creek Road Southwest

  7. 7

    Turn right onto Paradise Street Southwest

    1 km · 2 min · Paradise Street Southwest

  8. 8

    Turn straight onto New Georges Creek Road Southwest

    3.3 mi · 5 min · New Georges Creek Road Southwest

  9. 9

    Take the ramp slight right

    2717 ft · 1 min

  10. 10

    Merge slight left onto National Freeway

    45.7 mi · 52 min · National Freeway

  11. 11

    Continue on Dwight D Eisenhower Highway

    4.7 mi · 5 min · Dwight D Eisenhower Highway

  12. 12

    Continue on I 70, US 40 (Dwight D Eisenhower Highway)

    3.3 mi · 4 min · I 70, US 40 (Dwight D Eisenhower Highway)

  13. 13

    Continue on Dwight D Eisenhower Highway

    43.5 mi · 47 min · Dwight D Eisenhower Highway

  14. 14

    Take the exit slight right toward I 270 South: Washington

    2112 ft · 52 sec

  15. 15

    Continue on Eisenhower Memorial Highway

    22.9 mi · 29 min · Eisenhower Memorial Highway

  16. 16

    Keep slight left

    6.6 mi · 9 min

  17. 17

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

    2.5 mi · 3 min

  18. 18

    Take the exit slight left toward MD 355 South: Bethesda

    2013 ft · 38 sec

  19. 19

    Turn straight onto Rockville Pike

    1.6 mi · 4 min · Rockville Pike

  20. 20

    Continue on Wisconsin Avenue

    1 km · 1 min · Wisconsin Avenue

  21. 21

    Turn right onto Commerce Lane

    104 m · 17 sec · Commerce Lane

  22. 22

    Continue on Edgemoor Lane

    1112 ft · 42 sec · Edgemoor Lane

  23. 23

    Turn left onto Arlington Road

    1403 ft · 56 sec · Arlington Road

  24. 24

    Turn right onto Bethesda Avenue

    156 m · 22 sec · Bethesda Avenue

  25. 25

    Turn left

    14 m · 3 sec

  26. 26

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Westernport and Bethesda.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
26 steps
9 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
17.4 / 100 mi
Decision points by distance
Main Roads
Dwight D Eisenhower Highway
48.3 mi · 32%
National Freeway
45.7 mi · 30%
Eisenhower Memorial Highway
29.5 mi · 20%
New Georges Creek Road Southwest
11.5 mi · 8%
I 270 South
2.86 mi · 2%
Lower Georges Creek Road Southwest
1.72 mi · 1%
Longest Stretch

National Freeway

Merge slight left onto National Freeway

45.7 mi · 00h 52m

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
02h 35m
Day trip friendly
Same-Day Return
05h 12m
Round-trip wheel time
Road vs Air
+40.1 mi
109.7 mi direct line
Halfway Stop
Clear Spring
01h 17m from Westernport
Leave By
1:18 PM EDT
Morning start is best
Weather Watch

Areas Of Frost then Sunny leaving Westernport and Sunny near Bethesda.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Westernport to Bethesda?

The road trip is about 149.8 miles (241.1 km) and usually takes 02h 35m 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 73.9 miles from Westernport and 76 miles from Bethesda.

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

The direct path is about 109.7 miles (176.6 km), while the road route adds roughly 40.1 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 1:18 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $21.61 one way or $43.23 round trip. Estimated CO2 is about 47 kg one way.

What should you check before leaving?

Before you leave, expect Areas Of Frost then Sunny around Westernport and Sunny near Bethesda.

Stop Ideas Near Clear Spring

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

Mid-route Guidance
Local place coverage is thin around Clear Spring, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Clear Spring.

BUS

Hagerstown, MD

18 mi away
123 West Franklin Street
BUS

Hancock, MD

20 mi away
434 East Main Street
RAIL

Martinsburg station

22 mi away
229 East Martin St.
RAIL

Harpers Ferry

41 mi away
Potomac St. & Shenandoah St.

Flight Path Map

This map shows the direct air route between Westernport and Bethesda. Straight-line distance: 109.75 mi (176.63 km).

Westernport

#1 Westernport

Town of the United States

Population1,712
Coordinates39.4853700, -79.0447500
Altitude281
CountryUnited States
Bethesda

#2 Bethesda

A census-designated place (CDP) in Montgomery County, Maryland.

Population62,448
Coordinates38.9806700, -77.1002600
Altitude97
CountryUnited States
Start: Main Street (-79.044831, 39.485392)
End: (-77.100214, 38.980669)

Estimated Travel Time

Distance: 241 km by road

SpeedTime
30 mph (48.3 km/h)04h 59m
40 mph (64.37 km/h)03h 44m
50 mph (80.47 km/h)02h 59m
60 mph (96.56 km/h)02h 29m
70 mph (112.65 km/h)02h 08m
80 mph (129 km/h)01h 52m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.29 gal
20.02 L · about $21.61
Round trip
$43.23
10.58 gal · 40.04 L
Estimated CO2
47 kg one way
Round trip: 94 kg / 207 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.09 $21.61 $43.23
Mid-grade $4.60 $24.33 $48.66
Premium $4.95 $26.21 $52.41
Diesel $5.98 $31.63 $63.27

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 · May 13, 2026

There is no time difference between Westernport and Bethesda. The current time is 22:33:49.

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.