How far is Biloxi, MS from Summit, MS?
The driving distance from Biloxi, MS to Summit, MS is about 161.9 miles (260.6 km), with a travel time of about 03h 00m by car.
- The straight-line flight distance is about 112.2 miles (180.5 km).
- For a round trip, plan for roughly 06h 00m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 03h 00m.
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 Pearl River County, Mississippi, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Biloxi and Summit.
Turn-by-Turn Driving Directions
Step-by-step road directions between Biloxi and Summit.
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1
Start on Howard Avenue
28 m · 6 sec · Howard Avenue
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2
Turn right onto Main Street
2572 ft · 1 min · Main Street
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3
Turn left onto Division Street
2603 ft · 2 min · Division Street
-
4
Take the ramp right toward Bohn Street
42 m · 3 sec · Bohn Street
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5
Turn straight
1522 ft · 37 sec
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6
Merge slight left
2.4 mi · 3 min
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7
Take the exit slight right toward I 10: Mobile
749 ft · 18 sec
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8
Keep slight right to continue on Popps Ferry Road
776 ft · 27 sec
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9
At the end of the road, turn left onto Big Ridge Road
1987 ft · 1 min · Big Ridge Road
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10
Turn right onto D'Iberville Boulevard
2147 ft · 1 min · D'Iberville Boulevard
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11
Take the ramp slight left
1.1 km · 1 min
-
12
Merge slight left
51 mi · 55 min
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13
Keep slight right to continue on West Florida Republic Parkway
1190 ft · 14 sec · West Florida Republic Parkway
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14
Continue on West Florida Republic Parkway
47.6 mi · 51 min · West Florida Republic Parkway
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15
Take the exit slight right toward I 55: Jackson
2308 ft · 56 sec
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16
Merge slight left onto Congressman Jimmy Morrison Highway
56.2 mi · 1 hr · Congressman Jimmy Morrison Highway
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17
Take the exit slight right
1360 ft · 33 sec
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18
Turn straight onto Lawrence Street
2460 ft · 46 sec · Lawrence Street
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19
Turn right onto South Laurel Street
1499 ft · 28 sec · South Laurel Street
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20
Turn right onto Robb Street
12 m · 2 sec · Robb Street
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21
Arrive at your destination
0 m · 1 sec · Robb Street
Car Route Details
A richer read on the saved driving route between Biloxi and Summit.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Congressman Jimmy Morrison Highway
Merge slight left onto Congressman Jimmy Morrison Highway
56.2 mi · 01h 00m
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.
Sunny leaving Biloxi and Mostly Sunny near Summit.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Biloxi to Summit?
The road trip is about 161.9 miles (260.6 km) and usually takes 03h 00m 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?
Picayune is a useful midpoint, sitting about 81 miles from Biloxi and 81 miles from Summit.
How much longer is the road route than the straight-line distance?
The direct path is about 112.2 miles (180.5 km), while the road route adds roughly 49.7 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 CDT. If you want a more comfortable same-day return, try to leave by 12:30 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.62 one way or $43.25 round trip. Estimated CO2 is about 50.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Biloxi and Mostly Sunny near Summit.
Stop Ideas Near Picayune
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 Picayune.
Picayune
Slidell
Gulfport, MS
Hammond
Flight Path Map
This map shows the direct air route between Biloxi and Summit. Straight-line distance: 112.17 mi (180.52 km).
#1 Biloxi
The most populous city in Harrison County, Mississippi.
| Population | 46,127 |
| Coordinates | 30.3960300, -88.8853100 |
| Altitude | 6 |
| Country | United States |
#2 Summit
Human settlement in Pike County, Mississippi, United States of America
| Population | 1,549 |
| Coordinates | 31.2837900, -90.4684300 |
| Altitude | 133 |
| Country | United States |
End: Summit (-90.46843, 31.28379)
Estimated Travel Time
Distance: 261 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 23m |
| 40 mph (64.37 km/h) | 04h 02m |
| 50 mph (80.47 km/h) | 03h 14m |
| 60 mph (96.56 km/h) | 02h 41m |
| 70 mph (112.65 km/h) | 02h 18m |
| 80 mph (129 km/h) | 02h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $21.62 | $43.25 |
| Mid-grade | $4.26 | $24.32 | $48.64 |
| Premium | $4.63 | $26.41 | $52.82 |
| Diesel | $5.42 | $30.92 | $61.84 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.