How far is St. Petersburg, FL from Apalachicola, FL?
The driving distance from St. Petersburg, FL to Apalachicola, FL is about 310.1 miles (499.1 km), with a travel time of about 06h 42m by car.
- The straight-line flight distance is about 194.3 miles (312.7 km).
- For a round trip, plan for roughly 13h 25m 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 42m.
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 in Florida, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between St. Petersburg and Apalachicola.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Petersburg and Apalachicola.
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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
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3
Take the ramp left toward I 275 North
1811 ft · 50 sec
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4
Merge slight left
15.2 mi · 19 min
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5
Take the exit slight right toward FL 60: Clearwater, Tampa International Airport, Kennedy Boulevard, West Shore Boulevard
2708 ft · 1 min
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6
Keep slight right to continue on FL 60 East: Kennedy Boulevard, West Shore Boulevard
1762 ft · 42 sec
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7
Continue on West Kennedy Boulevard
1581 ft · 32 sec · West Kennedy Boulevard
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8
Turn left onto Memorial Highway
1.1 km · 1 min · Memorial Highway
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9
Keep slight left to continue on Veterans Expressway
4.5 mi · 6 min · Veterans Expressway
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10
Keep slight left to continue on FL 589 Toll Express Lane
3.2 mi · 4 min · FL 589 Toll Express Lane
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11
Merge slight left onto Veterans Expressway
1 km · 48 sec · Veterans Expressway
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12
Keep slight left to continue on FL 589 Toll Express Lane
4.6 mi · 6 min · FL 589 Toll Express Lane
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13
Merge slight right onto Veterans Expressway
1938 ft · 28 sec · Veterans Expressway
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14
Keep slight left to continue on Suncoast Parkway
54.2 mi · 59 min · Suncoast Parkway
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15
Take the exit slight right toward FL 44: Gulf to Lake Highway
1944 ft · 44 sec
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16
Turn left onto Gulf to Lake Highway
4.8 mi · 8 min · Gulf to Lake Highway
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17
Continue on Northeast 5th Street
1.4 km · 2 min · Northeast 5th Street
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18
Turn right onto Suncoast Boulevard
47 mi · 59 min · Suncoast Boulevard
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19
Continue on Young Boulevard
66.5 mi · 1 hr 26 min · Young Boulevard
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20
Turn left onto Hampton Springs Avenue
54.4 mi · 1 hr 11 min · Hampton Springs Avenue
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21
Turn slight right onto Sopchoppy Highway
6.5 mi · 9 min · Sopchoppy Highway
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22
Keep slight left to continue on Sopchoppy Highway
10.5 mi · 15 min · Sopchoppy Highway
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23
Keep slight right
32.5 mi · 49 min
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24
Turn left onto Avenue C
139 m · 22 sec · Avenue C
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25
Turn right onto 5th Street
563 ft · 25 sec · 5th Street
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26
Arrive at your destination
0 m · 1 sec · 5th Street
Car Route Details
A richer read on the saved driving route between St. Petersburg and Apalachicola.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Young Boulevard
Continue on Young Boulevard
66.5 mi · 01h 26m
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.
Sunny leaving St. Petersburg and Sunny near Apalachicola.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Petersburg to Apalachicola?
The road trip is about 310.1 miles (499.1 km) and usually takes 06h 42m 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?
Cross City is a useful midpoint, sitting about 155.2 miles from St. Petersburg and 154.9 miles from Apalachicola.
How much longer is the road route than the straight-line distance?
The direct path is about 194.3 miles (312.7 km), while the road route adds roughly 115.8 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 $45.38 one way or $90.76 round trip. Estimated CO2 is about 97.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around St. Petersburg and Sunny near Apalachicola.
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 St. Petersburg and Apalachicola. Straight-line distance: 194.33 mi (312.74 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 Apalachicola
County seat of Franklin County, Florida, United States
| Population | 2,372 |
| Coordinates | 29.7260000, -84.9856000 |
| Altitude | 4 |
| Country | United States |
End: Apalachicola (-84.9856, 29.726)
Estimated Travel Time
Distance: 499 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 20m |
| 40 mph (64.37 km/h) | 07h 45m |
| 50 mph (80.47 km/h) | 06h 12m |
| 60 mph (96.56 km/h) | 05h 10m |
| 70 mph (112.65 km/h) | 04h 25m |
| 80 mph (129 km/h) | 03h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $45.38 | $90.76 |
| Mid-grade | $4.60 | $50.28 | $100.56 |
| Premium | $4.90 | $53.56 | $107.12 |
| Diesel | $4.35 | $47.59 | $95.18 |
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 · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.