Distance between Laconia NH and Portsmouth NH
The distance from Laconia to Portsmouth is 58 miles by road including 21 miles on motorways. Road takes approximately 1 hour and 12 minutes and goes through Rochester, Dover, Gilford, Alton, New Durham and Farmington.
| Shortest distance by air | 48 mi ✈️ |
| Car route length | 57.8 mi 🚗 |
| Driving time | 1 h 12 min |
| Fuel amount | 2 gal |
| Fuel cost | 7.6 USD |
| Point | Distance | Time | Fuel | |
| Laconia | 0 mi | 00 min | 0.0 gal | |
|
NH 106 6 mi, 07 min
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| Gilford | 6 mi | 07 min | 0.0 gal | |
|
NH 11A 6 mi, 08 min
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| West Alton | 12 mi | 16 min | 0.4 gal | |
|
NH 11 2 mi, 03 min
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| Loon Cove | 14 mi | 19 min | 0.4 gal | |
|
NH 11 6 mi, 08 min
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| Alton | 21 mi | 27 min | 0.6 gal | |
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NH 11 2 mi, 03 min
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| New Durham | 23 mi | 31 min | 0.8 gal | |
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NH 11 6 mi, 07 min
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| Farmington | 29 mi | 38 min | 1.0 gal | |
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NH 11 7 mi, 07 min
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| Rochester | 36 mi | 46 min | 1.1 gal | |
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NH 16 11 mi, 11 min
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| Dover | 46 mi | 58 min | 1.4 gal | |
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NH 16 US 4 12 mi, 14 min
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| Portsmouth | 58 mi | 1 h 12 min | 1.8 gal | |
Hotels of Portsmouth
Frequently Asked Questions
How much does it cost to drive from Laconia to Portsmouth?
Fuel cost: 7.6 USD
This fuel cost is calculated as: (Route length 57.8 mi) / (Fuel consumption 29.4 mpg) * (Fuel price 3.89 USD / gal)
You can adjust fuel consumption and fuel price here.
How long is a car ride from Laconia to Portsmouth?
Driving time: 1 h 12 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
- 9 mi with a maximum speed 65 mph = 7 min
- 1 mi with a maximum speed 56 mph = 1 min
- 22 mi with a maximum speed 55 mph = 23 min
- 4 mi with a maximum speed 50 mph = 5 min
- 4 mi with a maximum speed 50 mph = 4 min
- 10 mi with a maximum speed 40 mph = 14 min
- 2 mi with a maximum speed 35 mph = 3 min
- 1 mi with a maximum speed 31 mph = 1 min
- 4 mi with a maximum speed 30 mph = 7 min
The calculated driving time does not take into account intermediate stops and traffic jams.
How far is Laconia to Portsmouth by land?
The distance between Laconia and Portsmouth is 57.8 mi by road including 21.1 mi on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Laconia and Portsmouth respectively.
How far is Laconia to Portsmouth by plane?
The shortest distance (air line, as the crow flies) between Laconia and Portsmouth is 47.8 mi.
This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Laconia and Portsmouth respectively. Actual distance between airports may be different.
How many hours is Laconia from Portsmouth by plane?
Boeing 737 airliner needs 5 min to cover the distance of 48 mi at a cruising speed of 497 mph.
Small plane "Cessna 172" needs 21 min to flight this distance at average speed of 136 mph.
This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.
How long is a helicopter ride from Laconia to Portsmouth?
Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 19 min to cover the distance of 48 mi at a cruising speed of 149 mph.
Popular "Robinson R44" needs 22 min to flight this distance at average speed of 130 mph.
This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.
What city is halfway between Laconia and Portsmouth?
Where is Laconia in relation to Portsmouth?
Laconia is located 48 mi north-west of Portsmouth.
Laconia has geographic coordinates: latitude 43.52785, longitude -71.47035.
Portsmouth has geographic coordinates: latitude 43.07176, longitude -70.76255.
Which highway goes from Laconia to Portsmouth?
The route from Laconia to Portsmouth follows NH 11, NH 16.
Other minor sections pass along the road:
- NH 11A: 11 mi
- US 4: 4 mi
- NH 28A: 2 mi
- US 202: 1 mi
