How far is St. Petersburg, FL from Marianna, FL?
The driving distance from St. Petersburg, FL to Marianna, FL is about 359.5 miles (578.5 km), with a travel time of about 06h 37m by car.
- The straight-line flight distance is about 258.1 miles (415.4 km).
- For a round trip, plan for roughly 13h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
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 37m.
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.
Town of the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between St. Petersburg and Marianna.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Petersburg and Marianna.
-
1
Start on 34th Street South
2326 ft · 1 min · 34th Street South
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2
Turn right onto 5th Avenue North
1.2 mi · 2 min · 5th Avenue North
-
3
Take the ramp left toward I 275 North
1811 ft · 50 sec
-
4
Merge slight left
37.7 mi · 47 min
-
5
Merge slight left
160.3 mi · 2 hr 52 min
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6
Take the exit slight right toward I 10: Jacksonville, Tallahassee
820 ft · 16 sec
-
7
Keep slight left to continue on I 10 West: Tallahassee
1569 ft · 30 sec
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8
Merge slight right
153.8 mi · 2 hr 45 min
-
9
Take the exit slight right toward FL 71: Marianna, Blountstown
1464 ft · 36 sec
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10
Turn right
1.9 mi · 3 min
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11
Turn left
1.7 mi · 3 min
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12
Continue straight
1.5 mi · 3 min
-
13
Turn right onto Jefferson Street
33 m · 3 sec · Jefferson Street
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14
Arrive at your destination
0 m · 1 sec · Jefferson Street
Car Route Details
A richer read on the saved driving route between St. Petersburg and Marianna.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 275 North
Merge slight left
160 mi · 02h 52m
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.
Slight Chance Showers And Thunderstorms leaving St. Petersburg and Slight Chance Showers And Thunderstorms near Marianna.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Petersburg to Marianna?
The road trip is about 359.5 miles (578.5 km) and usually takes 06h 37m 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?
Fort White is a useful midpoint, sitting about 179.8 miles from St. Petersburg and 179.6 miles from Marianna.
How much longer is the road route than the straight-line distance?
The direct path is about 258.1 miles (415.4 km), while the road route adds roughly 101.4 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 EDT. 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 $52.64 one way or $105.28 round trip. Estimated CO2 is about 112.8 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between St. Petersburg and Marianna, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Slight Chance Showers And Thunderstorms around St. Petersburg and Slight Chance Showers And Thunderstorms near Marianna.
Stop Ideas Near Fort White
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 Fort White.
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Jacksonville
Flight Path Map
This map shows the direct air route between St. Petersburg and Marianna. Straight-line distance: 258.13 mi (415.42 km).
#1 St. Petersburg
The second most populous city in Florida.
| Population | 253,693 |
| Coordinates | 27.7708600, -82.6792700 |
| Altitude | 13 |
| Country | United States |
#2 Marianna
Human settlement in Jackson County, Florida, United States of America
| Population | 5,712 |
| Coordinates | 30.7743600, -85.2268700 |
| Altitude | 51 |
| Country | United States |
End: Marianna (-85.22687, 30.77436)
Estimated Travel Time
Distance: 579 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 58m |
| 40 mph (64.37 km/h) | 08h 59m |
| 50 mph (80.47 km/h) | 07h 11m |
| 60 mph (96.56 km/h) | 05h 59m |
| 70 mph (112.65 km/h) | 05h 08m |
| 80 mph (129 km/h) | 04h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $52.64 | $105.28 |
| Mid-grade | $4.60 | $58.32 | $116.65 |
| Premium | $4.90 | $62.13 | $124.26 |
| Diesel | $4.35 | $55.20 | $110.40 |
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 Florida · May 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.