How far is Horn Lake, MS from Picayune, MS?
The driving distance from Horn Lake, MS to Picayune, MS is about 343.9 miles (553.4 km), with a travel time of about 06h 28m by car.
- The straight-line flight distance is about 306.8 miles (493.7 km).
- For a round trip, plan for roughly 12h 57m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 06h 28m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Madison County, Mississippi, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Mostly Sunny
Chance Rain Showers then Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Horn Lake and Picayune.
Turn-by-Turn Driving Directions
Step-by-step road directions between Horn Lake and Picayune.
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1
Start on Camelot Road
59 m · 14 sec · Camelot Road
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2
Turn left onto Hurt Road
2690 ft · 2 min · Hurt Road
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3
Turn right onto Goodman Road West
1.8 mi · 3 min · Goodman Road West
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4
Take the ramp slight right toward Jackson
2237 ft · 54 sec
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5
Merge slight left
193.5 mi · 3 hr 29 min
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6
Take the exit slight right toward I 20 East, US 49 South: Meridian, Hattiesburg
1.5 km · 1 min
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7
Keep slight right to continue on Richland, Hattiesburg
1.2 km · 2 min
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8
Merge slight left onto Highway 49 South
80.3 mi · 1 hr 37 min · Highway 49 South
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9
Continue straight
2294 ft · 36 sec
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10
Continue straight
1.1 mi · 2 min
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11
Take the exit slight right toward I 59 South: New Orleans, Gulf Coast
1914 ft · 36 sec
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12
Merge slight left onto Lance Corporal Roy M Wheat Memorial Highway
60.7 mi · 1 hr 5 min · Lance Corporal Roy M Wheat Memorial Highway
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13
Take the exit slight right toward MS 43: North Picayune
1355 ft · 33 sec
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14
Turn right onto Highway 43 North
1 mi · 2 min · Highway 43 North
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15
Turn straight
151 m · 22 sec
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16
Turn left
1.5 mi · 2 min
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17
Turn left onto East Canal Street
638 ft · 18 sec · East Canal Street
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18
Arrive at your destination
0 m · 1 sec · East Canal Street
Car Route Details
A richer read on the saved driving route between Horn Lake and Picayune.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Jackson
Merge slight left
194 mi · 03h 29m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain Showers then Mostly Sunny leaving Horn Lake and Chance Rain Showers then Mostly Cloudy near Picayune.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Horn Lake to Picayune?
The road trip is about 343.9 miles (553.4 km) and usually takes 06h 28m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Canton is a useful midpoint, sitting about 172.2 miles from Horn Lake and 171.6 miles from Picayune.
How much longer is the road route than the straight-line distance?
The direct path is about 306.8 miles (493.7 km), while the road route adds roughly 37.1 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $45.94 one way or $91.87 round trip. Estimated CO2 is about 107.8 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Mostly Sunny around Horn Lake and Chance Rain Showers then Mostly Cloudy near Picayune.
Stop Ideas Near Canton
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 Canton.
Union Station
Yazoo City
Vicksburg, MS
Hazlehurst station
Flight Path Map
This map shows the direct air route between Horn Lake and Picayune. Straight-line distance: 306.77 mi (493.7 km).
#1 Horn Lake
City in De Soto County, Mississippi, United States
| Population | 27,282 |
| Coordinates | 34.9553700, -90.0348100 |
| Altitude | 91 |
| Country | United States |
#2 Picayune
City in Pearl River County, Mississippi, United States
| Population | 10,886 |
| Coordinates | 30.5255600, -89.6778800 |
| Altitude | 22 |
| Country | United States |
End: Picayune (-89.67788, 30.52556)
Estimated Travel Time
Distance: 553 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 27m |
| 40 mph (64.37 km/h) | 08h 35m |
| 50 mph (80.47 km/h) | 06h 52m |
| 60 mph (96.56 km/h) | 05h 43m |
| 70 mph (112.65 km/h) | 04h 54m |
| 80 mph (129 km/h) | 04h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $45.94 | $91.87 |
| Mid-grade | $4.26 | $51.66 | $103.32 |
| Premium | $4.63 | $56.10 | $112.20 |
| Diesel | $5.42 | $65.68 | $131.37 |
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 Mississippi · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.