How far is Londonderry, NH from Lyme, NH?
The driving distance from Londonderry, NH to Lyme, NH is about 96.8 miles (155.8 km), with a travel time of about 02h 09m by car.
- The straight-line flight distance is about 76.2 miles (122.6 km).
- For a round trip, plan for roughly 04h 18m 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 02h 09m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
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 Cloudy then Chance Rain Showers
Mostly Cloudy then Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Londonderry and Lyme.
Turn-by-Turn Driving Directions
Step-by-step road directions between Londonderry and Lyme.
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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 left to continue on I 93 North: Concord, Plymouth
7.1 mi · 9 min
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7
Keep slight left to continue on Everett Turnpike
7 mi · 8 min · Everett Turnpike
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8
Take the exit slight right toward I 89 North: Lebanon, White River Junction Vermont
2720 ft · 1 min
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9
Keep slight right to continue on I 89 North: Lebanon, White River Junction Vermont
1236 ft · 43 sec
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10
Merge slight left
56.1 mi · 1 hr 5 min
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11
Take the exit slight right toward NH 120: Lebanon, Hanover
1063 ft · 36 sec
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12
Turn right onto Hanover Street
2.9 mi · 6 min · Hanover Street
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13
Continue on Lebanon Street
1.3 mi · 3 min · Lebanon Street
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14
Turn slight right onto South Park Street
1.2 km · 2 min · South Park Street
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15
Turn right onto Lyme Road
1.4 km · 2 min · Lyme Road
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16
Enter the roundabout and take exit 2 toward Lyme Road
54 m · 11 sec · Lyme Road
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17
Exit the roundabout onto Lyme Road
1.1 km · 1 min · Lyme Road
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18
Enter the roundabout and take exit 1 toward Lyme Road
23 m · 2 sec · Lyme Road
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19
Exit the roundabout onto Lyme Road
4.9 mi · 7 min · Lyme Road
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20
Continue on Dartmouth College Highway
3.1 mi · 5 min · Dartmouth College Highway
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21
Continue on Union Street
1734 ft · 29 sec · Union Street
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22
Continue on Main Street
650 ft · 11 sec · Main Street
-
23
Continue on Main Street
124 m · 15 sec · Main Street
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24
Turn right onto On the Common
22 m · 3 sec · On the Common
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25
Turn slight left
98 m · 23 sec
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26
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Londonderry and Lyme.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 89 North
Merge slight left
56.1 mi · 01h 05m
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.
Mostly Cloudy then Chance Rain Showers leaving Londonderry and Mostly Cloudy then Rain Showers Likely near Lyme.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Londonderry to Lyme?
The road trip is about 96.8 miles (155.8 km) and usually takes 02h 09m 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?
Newmarket is a useful midpoint, sitting about 48.3 miles from Londonderry and 48.5 miles from Lyme.
How much longer is the road route than the straight-line distance?
The direct path is about 76.2 miles (122.6 km), while the road route adds roughly 20.6 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 2:12 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.66 one way or $29.32 round trip. Estimated CO2 is about 30.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy then Chance Rain Showers around Londonderry and Mostly Cloudy then Rain Showers Likely near Lyme.
Stop Ideas Near Newmarket
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 Newmarket.
Concord, New Hampshire
Tilton, New Hampshire
Claremont
New Hampton, New Hampshire
Flight Path Map
This map shows the direct air route between Londonderry and Lyme. Straight-line distance: 76.17 mi (122.59 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 Lyme
Town in New London County, Connecticut, United States
| Population | 1,685 |
| Coordinates | 43.8095100, -72.1559200 |
| Altitude | 166 |
| Country | United States |
End: Lyme (-72.15592, 43.80951)
Estimated Travel Time
Distance: 156 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 13m |
| 40 mph (64.37 km/h) | 02h 25m |
| 50 mph (80.47 km/h) | 01h 56m |
| 60 mph (96.56 km/h) | 01h 36m |
| 70 mph (112.65 km/h) | 01h 22m |
| 80 mph (129 km/h) | 01h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.29 | $14.66 | $29.32 |
| Mid-grade | $4.85 | $16.59 | $33.17 |
| Premium | $5.29 | $18.11 | $36.21 |
| Diesel | $6.15 | $21.05 | $42.09 |
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 · Sep 16, 2026