How far is Portsmouth, NH from Lebanon, NH?
The driving distance from Portsmouth, NH to Lebanon, NH is about 113.1 miles (182 km), with a travel time of about 01h 51m by car.
- The straight-line flight distance is about 84.6 miles (136.2 km).
- For a round trip, plan for roughly 03h 42m 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 51m.
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 Merrimack County, New Hampshire, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Portsmouth and Lebanon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Portsmouth and Lebanon.
-
1
Start on Congress Street
124 m · 15 sec · Congress Street
-
2
Turn right onto Fleet Street
141 m · 17 sec · Fleet Street
-
3
Turn right onto Hanover Street
662 ft · 27 sec · Hanover Street
-
4
At the end of the road, turn left onto Market Street
1 mi · 3 min · Market Street
-
5
Take the ramp left toward I 95 South: Hampton, Boston
1468 ft · 36 sec
-
6
Merge slight left
8.8 mi · 11 min
-
7
Take the exit slight right toward NH 101: Hampton, Manchester
3185 ft · 1 min
-
8
Keep slight right to continue on 101 West: Manchester, Concord, Exeter
2083 ft · 51 sec
-
9
Merge slight left onto Exeter-Hampton Expressway
30.4 mi · 35 min · Exeter-Hampton Expressway
-
10
Take the exit slight right toward I 93 North: Concord
2480 ft · 38 sec
-
11
Merge slight left
6.4 mi · 8 min
-
12
Keep slight left to continue on Everett Turnpike
7 mi · 8 min · Everett Turnpike
-
13
Take the exit slight right toward I 89 North: Lebanon, White River Junction Vermont
2720 ft · 1 min
-
14
Keep slight right to continue on I 89 North: Lebanon, White River Junction Vermont
1236 ft · 43 sec
-
15
Merge slight left
56.1 mi · 1 hr 5 min
-
16
Take the exit slight right toward NH 120: Lebanon, Hanover
1280 ft · 44 sec
-
17
Turn left onto Hanover Street
1924 ft · 55 sec · Hanover Street
-
18
At the end of the road, turn left onto Hanover Street
2549 ft · 1 min · Hanover Street
-
19
Arrive at your destination
0 m · 1 sec · South Park Street
Car Route Details
A richer read on the saved driving route between Portsmouth and Lebanon.
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.
Slight Chance Rain Showers leaving Portsmouth and Rain Showers near Lebanon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Portsmouth to Lebanon?
The road trip is about 113.1 miles (182 km) and usually takes 01h 51m 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?
Bow is a useful midpoint, sitting about 56.7 miles from Portsmouth and 56.4 miles from Lebanon.
How much longer is the road route than the straight-line distance?
The direct path is about 84.6 miles (136.2 km), while the road route adds roughly 28.5 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 2:48 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.74 one way or $31.48 round trip. Estimated CO2 is about 35.5 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Portsmouth and Rain Showers near Lebanon.
Stop Ideas Near Bow
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 Bow.
Concord, New Hampshire
Manchester, New Hampshire
Tilton, New Hampshire
Nashua, NH
Flight Path Map
This map shows the direct air route between Portsmouth and Lebanon. Straight-line distance: 84.61 mi (136.16 km).
#1 Portsmouth
City in Rockingham County, New Hampshire, United States
| Population | 21,557 |
| Coordinates | 43.0770400, -70.7576600 |
| Altitude | 6 |
| Country | United States |
#2 Lebanon
City in Grafton County, New Hampshire, United States
| Population | 13,808 |
| Coordinates | 43.6422900, -72.2517600 |
| Altitude | 178 |
| Country | United States |
End: South Park Street (-72.251716, 43.641952)
Estimated Travel Time
Distance: 182 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 46m |
| 40 mph (64.37 km/h) | 02h 49m |
| 50 mph (80.47 km/h) | 02h 15m |
| 60 mph (96.56 km/h) | 01h 53m |
| 70 mph (112.65 km/h) | 01h 36m |
| 80 mph (129 km/h) | 01h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $15.74 | $31.48 |
| Mid-grade | $4.46 | $17.78 | $35.57 |
| Premium | $4.86 | $19.38 | $38.77 |
| Diesel | $6.00 | $23.93 | $47.86 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.