How far is Laconia, NH from Seabrook, NH?
The driving distance from Laconia, NH to Seabrook, NH is about 70.4 miles (113.3 km), with a travel time of about 01h 45m by car.
- The straight-line flight distance is about 53.1 miles (85.5 km).
- For a round trip, plan for roughly 03h 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 01h 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.
City in Strafford County, New Hampshire, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Laconia and Seabrook.
Turn-by-Turn Driving Directions
Step-by-step road directions between Laconia and Seabrook.
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1
Start on Pleasant Street
64 m · 6 sec · Pleasant Street
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2
Turn slight left onto Main Street
564 ft · 15 sec · Main Street
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3
Turn right onto Church Street
2026 ft · 1 min · Church Street
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4
Turn slight left onto Union Avenue
154 m · 17 sec · Union Avenue
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5
Turn right onto Gilford Avenue
3.3 mi · 6 min · Gilford Avenue
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6
Continue on Cherry Valley Road
1.1 km · 1 min · Cherry Valley Road
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7
Keep slight right to continue on Cherry Valley Road
5.8 mi · 11 min · Cherry Valley Road
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8
Continue on Mountain Road
755 ft · 16 sec · Mountain Road
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9
Continue on Cherry Valley Road
1.2 mi · 2 min · Cherry Valley Road
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10
Turn right onto Mount Major Highway
4.4 mi · 6 min · Mount Major Highway
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11
Continue on Mt. Major Highway
2.1 mi · 4 min · Mt. Major Highway
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12
Continue on Main Street
582 ft · 17 sec · Main Street
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13
Turn left onto East Side Drive
93 m · 10 sec · East Side Drive
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14
Turn slight right onto Bay Hill Road
2180 ft · 1 min · Bay Hill Road
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15
Turn right onto State Route 28
1.6 mi · 3 min · State Route 28
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16
Enter the roundabout and take exit 3 toward the route
741 ft · 21 sec
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17
Exit the roundabout
14.5 mi · 22 min
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18
Take the exit slight right
552 ft · 16 sec
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19
Continue on NH 16 On-Ramp South
1625 ft · 25 sec · NH 16 On-Ramp South
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20
Merge slight left onto Spaulding Turnpike
21.7 mi · 28 min · Spaulding Turnpike
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21
Merge slight left onto Blue Star Turnpike
7.3 mi · 9 min · Blue Star Turnpike
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22
Keep slight left to continue on Blue Star Turnpike
5 mi · 6 min · Blue Star Turnpike
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23
Take the exit slight right toward NH 107: Seabrook, Kingston
1656 ft · 55 sec
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24
Turn left
2623 ft · 55 sec
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25
Turn left onto Lafayette Road
617 ft · 22 sec · Lafayette Road
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26
Turn right
99 m · 31 sec
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27
Turn sharp left
76 m · 18 sec
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28
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Laconia and Seabrook.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Spaulding Turnpike
Merge slight left onto Spaulding Turnpike
21.7 mi · 00h 28m
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 then Partly Sunny leaving Laconia and Mostly Sunny near Seabrook.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Laconia to Seabrook?
The road trip is about 70.4 miles (113.3 km) and usually takes 01h 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?
Rochester is a useful midpoint, sitting about 35.2 miles from Laconia and 35.2 miles from Seabrook.
How much longer is the road route than the straight-line distance?
The direct path is about 53.1 miles (85.5 km), while the road route adds roughly 17.3 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 2:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.82 one way or $19.65 round trip. Estimated CO2 is about 22.1 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Partly Sunny around Laconia and Mostly Sunny near Seabrook.
Stop Ideas Near Rochester
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 Rochester.
Dover Transportation Center
Durham–UNH station
Portsmouth, New Hampshire
Wells Regional Transportation Center
Flight Path Map
This map shows the direct air route between Laconia and Seabrook. Straight-line distance: 53.14 mi (85.52 km).
#1 Laconia
City in New Hampshire, United States
| Population | 16,646 |
| Coordinates | 43.5278500, -71.4703500 |
| Altitude | 153 |
| Country | United States |
#2 Seabrook
Town in New Hampshire, United States
| Population | 8,844 |
| Coordinates | 42.8948100, -70.8711600 |
| Altitude | 15 |
| Country | United States |
End: Seabrook (-70.87116, 42.89481)
Estimated Travel Time
Distance: 113 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 20m |
| 40 mph (64.37 km/h) | 01h 45m |
| 50 mph (80.47 km/h) | 01h 24m |
| 60 mph (96.56 km/h) | 01h 10m |
| 70 mph (112.65 km/h) | 01h 00m |
| 80 mph (129 km/h) | 00h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $9.82 | $19.65 |
| Mid-grade | $4.46 | $11.10 | $22.20 |
| Premium | $4.86 | $12.10 | $24.19 |
| Diesel | $6.00 | $14.93 | $29.87 |
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 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.