How far is Londonderry, NH from Brentwood, NH?
The driving distance from Londonderry, NH to Brentwood, NH is about 33.4 miles (53.7 km), with a travel time of about 00h 45m by car.
- The straight-line flight distance is about 17.1 miles (27.6 km).
- For a round trip, plan for roughly 01h 31m 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 00h 45m.
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 in the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Areas Of Fog then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Londonderry and Brentwood.
Turn-by-Turn Driving Directions
Step-by-step road directions between Londonderry and Brentwood.
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1
Start on Mammoth Road
3.5 mi · 7 min · Mammoth Road
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2
Turn right onto Smith Lane
699 ft · 31 sec · Smith Lane
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3
Turn straight onto Rockingham Road
1.2 mi · 2 min · Rockingham Road
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4
Turn left onto I 93 North
2701 ft · 1 min
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5
Merge slight left onto Alan B Shepard Highway
5.2 mi · 7 min · Alan B Shepard Highway
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6
Keep slight right to continue on NH 101 East: Portsmouth, Seacoast
19.1 mi · 22 min
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7
Take the exit slight right toward NH 125: Epping, Kingston
1211 ft · 38 sec
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8
Turn right onto Calef Highway
1866 ft · 41 sec · Calef Highway
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9
Continue on Officer Stephen Arkell Memorial Highway
3.1 mi · 4 min · Officer Stephen Arkell Memorial Highway
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10
Turn left onto Middle Road
88 m · 14 sec · Middle Road
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11
Turn left onto Crawley Falls Road
43 m · 4 sec · Crawley Falls Road
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12
Arrive at your destination
0 m · 1 sec · Crawley Falls Road
Car Route Details
A richer read on the saved driving route between Londonderry and Brentwood.
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.
NH 101 East
Keep slight right to continue on NH 101 East: Portsmouth, Seacoast
19.1 mi · 00h 22m
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.
Chance Rain Showers leaving Londonderry and Areas Of Fog then Chance Showers And Thunderstorms near Brentwood.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Londonderry to Brentwood?
The road trip is about 33.4 miles (53.7 km) and usually takes 00h 45m 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?
Auburn is a useful midpoint, sitting about 16.7 miles from Londonderry and 16.7 miles from Brentwood.
How much longer is the road route than the straight-line distance?
The direct path is about 17.1 miles (27.6 km), while the road route adds roughly 16.3 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 4:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.66 one way or $9.31 round trip. Estimated CO2 is about 10.5 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Londonderry and Areas Of Fog then Chance Showers And Thunderstorms near Brentwood.
Stop Ideas Near Auburn
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 Auburn.
Manchester, New Hampshire
Nashua, NH
Concord, New Hampshire
Exeter station
Flight Path Map
This map shows the direct air route between Londonderry and Brentwood. Straight-line distance: 17.14 mi (27.58 km).
#1 Londonderry
Town in Rockingham County, New Hampshire, United States of America
| Population | 26,646 |
| Coordinates | 42.8650900, -71.3739500 |
| Altitude | 128 |
| Country | United States |
#2 Brentwood
Town in New Hampshire
| Population | 4,612 |
| Coordinates | 42.9787000, -71.0728400 |
| Altitude | 35 |
| Country | United States |
End: Brentwood (-71.07284, 42.9787)
Estimated Travel Time
Distance: 54 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 06m |
| 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 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $4.66 | $9.31 |
| Mid-grade | $4.46 | $5.26 | $10.52 |
| Premium | $4.86 | $5.73 | $11.46 |
| Diesel | $6.00 | $7.08 | $14.15 |
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 New Hampshire · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.