How far is Marianna, FL from St. Petersburg, FL?
The driving distance from Marianna, FL to St. Petersburg, FL is about 326.7 miles (525.8 km), with a travel time of about 05h 26m by car.
- The straight-line flight distance is about 258.1 miles (415.4 km).
- For a round trip, plan for roughly 10h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 05h 26m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 in Florida, 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 Marianna and St. Petersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marianna and St. Petersburg.
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1
Start on Jefferson Street
33 m · 9 sec · Jefferson Street
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2
Turn left onto Lafayette Street
3 mi · 5 min · Lafayette Street
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3
Continue straight
2 mi · 3 min
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4
Take the ramp slight left
2360 ft · 58 sec
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5
Merge slight left
82.1 mi · 1 hr 28 min
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6
Take the exit slight right toward US 19: Florida-Georgia Parkway, Monticello, Perry
1531 ft · 37 sec
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7
Turn right onto Florida Georgia Parkway
4.7 mi · 6 min · Florida Georgia Parkway
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8
At the end of the road, turn left onto Florida Georgia Parkway
32.5 mi · 42 min · Florida Georgia Parkway
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9
Continue straight
55.1 mi · 1 hr 9 min
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10
Keep slight right
55.2 mi · 1 hr 11 min
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11
Turn left onto Northeast 5th Street
1.4 km · 2 min · Northeast 5th Street
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12
Continue on Gulf to Lake Highway
4.7 mi · 7 min · Gulf to Lake Highway
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13
Take the ramp right toward FL 589 Toll: Suncoast Parkway
2186 ft · 50 sec
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14
Merge slight left onto Suncoast Parkway
54.3 mi · 59 min · Suncoast Parkway
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15
Merge slight right onto Veterans Expressway
1.6 mi · 2 min · Veterans Expressway
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16
Keep slight right to continue on Veterans Expressway
3.9 mi · 5 min · Veterans Expressway
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17
Keep slight left to continue on FL 589 Toll Express Lane
5.3 mi · 7 min · FL 589 Toll Express Lane
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18
Merge slight right onto Veterans Expressway
1.5 mi · 2 min · Veterans Expressway
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19
Continue on Memorial Highway
794 ft · 14 sec · Memorial Highway
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20
Keep slight left to continue on Memorial Highway
1.1 mi · 2 min · Memorial Highway
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21
Take the exit slight right toward I 275 South: Saint Petersburg
1.6 km · 2 min
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22
Merge slight left onto I 275: Saint Petersburg
15.4 mi · 18 min
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23
Take the exit slight right toward FL 595: Treasure Island, Florida Orange Groves Winery
1409 ft · 34 sec
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24
Turn right onto 5th Avenue North
1.2 mi · 2 min · 5th Avenue North
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25
Turn left onto 34th Street North
2693 ft · 1 min · 34th Street North
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26
Continue on 34th Street South
99 m · 14 sec · 34th Street South
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27
Arrive at your destination
0 m · 1 sec · 34th Street South
Car Route Details
A richer read on the saved driving route between Marianna and St. Petersburg.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Lafayette Street
Merge slight left
82.1 mi · 01h 28m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Slight Chance Showers And Thunderstorms leaving Marianna and Slight Chance Showers And Thunderstorms near St. Petersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marianna to St. Petersburg?
The road trip is about 326.7 miles (525.8 km) and usually takes 05h 26m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Cross City is a useful midpoint, sitting about 163.9 miles from Marianna and 162.9 miles from St. Petersburg.
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 68.6 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:08 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $47.83 one way or $95.65 round trip. Estimated CO2 is about 102.5 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Marianna and St. Petersburg, 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 Marianna and Slight Chance Showers And Thunderstorms near St. Petersburg.
Stop Ideas Near Cross City
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 Cross City.
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Flight Path Map
This map shows the direct air route between Marianna and St. Petersburg. Straight-line distance: 258.13 mi (415.42 km).
#1 Marianna
Human settlement in Jackson County, Florida, United States of America
| Population | 5,712 |
| Coordinates | 30.7743600, -85.2268700 |
| Altitude | 51 |
| Country | United States |
#2 St. Petersburg
The second most populous city in Florida.
| Population | 253,693 |
| Coordinates | 27.7708600, -82.6792700 |
| Altitude | 13 |
| Country | United States |
End: US 19 (-82.679372, 27.77086)
Estimated Travel Time
Distance: 526 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 53m |
| 40 mph (64.37 km/h) | 08h 10m |
| 50 mph (80.47 km/h) | 06h 32m |
| 60 mph (96.56 km/h) | 05h 26m |
| 70 mph (112.65 km/h) | 04h 40m |
| 80 mph (129 km/h) | 04h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $47.83 | $95.65 |
| Mid-grade | $4.60 | $52.99 | $105.98 |
| Premium | $4.90 | $56.45 | $112.90 |
| Diesel | $4.35 | $50.16 | $100.31 |
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.