How far is Londonderry, NH from Durham, NH?
The driving distance from Londonderry, NH to Durham, NH is about 43.9 miles (70.7 km), with a travel time of about 01h 04m by car.
- The straight-line flight distance is about 29.3 miles (47.1 km).
- For a round trip, plan for roughly 02h 08m 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 01h 04m.
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 New Hampshire
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Londonderry and Durham.
Turn-by-Turn Driving Directions
Step-by-step road directions between Londonderry and Durham.
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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 · 37 sec
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8
Turn left onto Calef Highway
9.7 mi · 15 min · Calef Highway
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9
Enter the roundabout and take exit 1 toward Lee Circle
8 m · 1 sec · Concord Road
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10
Exit the rotary onto Concord Road
2.5 mi · 4 min · Concord Road
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11
Take the exit slight right toward NH 155A: Durham
1186 ft · 33 sec
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12
Turn right onto Main Street
1.2 km · 2 min · Main Street
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13
Enter the roundabout and take exit 1 toward Main Street
34 m · 7 sec · Main Street
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14
Exit the roundabout onto Main Street
1.4 km · 3 min · Main Street
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15
Turn right onto Mill Road
61 m · 14 sec · Mill Road
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16
Continue on Mill Road
33 m · 4 sec · Mill Road
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17
Arrive at your destination
0 m · 1 sec · Mill Road
Car Route Details
A richer read on the saved driving route between Londonderry and Durham.
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.
Sunny leaving Londonderry and Mostly Sunny near Durham.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Londonderry to Durham?
The road trip is about 43.9 miles (70.7 km) and usually takes 01h 04m 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?
Raymond is a useful midpoint, sitting about 21.9 miles from Londonderry and 22 miles from Durham.
How much longer is the road route than the straight-line distance?
The direct path is about 29.3 miles (47.1 km), while the road route adds roughly 14.6 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 4:22 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.11 one way or $12.23 round trip. Estimated CO2 is about 13.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Londonderry and Mostly Sunny near Durham.
Stop Ideas Near Raymond
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 Raymond.
Exeter station
Durham–UNH station
Manchester, New Hampshire
Haverhill station
Flight Path Map
This map shows the direct air route between Londonderry and Durham. Straight-line distance: 29.27 mi (47.1 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 Durham
Town in New Hampshire
| Population | 16,441 |
| Coordinates | 43.1339700, -70.9264500 |
| Altitude | 15 |
| Country | United States |
End: Durham (-70.92645, 43.13397)
Estimated Travel Time
Distance: 71 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 27m |
| 40 mph (64.37 km/h) | 01h 05m |
| 50 mph (80.47 km/h) | 00h 52m |
| 60 mph (96.56 km/h) | 00h 43m |
| 70 mph (112.65 km/h) | 00h 37m |
| 80 mph (129 km/h) | 00h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $6.11 | $12.23 |
| Mid-grade | $4.46 | $6.91 | $13.82 |
| Premium | $4.86 | $7.53 | $15.06 |
| Diesel | $6.00 | $9.30 | $18.59 |
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 12, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.