How far is St. Petersburg, FL from Port Salerno, FL?
The driving distance from St. Petersburg, FL to Port Salerno, FL is about 181.3 miles (291.7 km), with a travel time of about 04h 04m by car.
- The straight-line flight distance is about 158 miles (254.3 km).
- For a round trip, plan for roughly 08h 09m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 04m.
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.
City in United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Fog then Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between St. Petersburg and Port Salerno.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Petersburg and Port Salerno.
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1
Start on 34th Street South
15 m · 5 sec · 34th Street South
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2
Turn right onto Central Avenue
1304 ft · 51 sec · Central Avenue
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3
Turn right onto 31st Street South
1.1 km · 1 min · 31st Street South
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4
Take the ramp slight right
2760 ft · 1 min
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5
Merge slight right
4.9 mi · 6 min
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6
Keep slight left
1406 ft · 17 sec
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7
Merge slight right onto Sunshine Skyway Bridge
13.4 mi · 15 min · Sunshine Skyway Bridge
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8
Keep slight left to continue on I 75 South: Naples
1.1 mi · 2 min
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9
Merge slight left
10.3 mi · 11 min
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10
Take the exit slight right toward SR 70
2098 ft · 51 sec
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11
Keep slight left
111 m · 12 sec
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12
Turn slight left onto State Road 70
4.2 mi · 6 min · State Road 70
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13
Continue straight
1081 ft · 21 sec
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14
Continue straight
29 mi · 40 min
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15
Continue straight
6.9 mi · 9 min
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16
Turn straight
66.8 mi · 1 hr 29 min
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17
Turn slight right
1.6 km · 2 min
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18
Continue straight
8.9 mi · 11 min
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19
Turn left onto Southwest Martin Highway
17.5 mi · 26 min · Southwest Martin Highway
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20
Take the ramp slight right toward I 95 South: West Palm Beach
3060 ft · 1 min
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21
Merge slight left
8.6 mi · 9 min
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22
Take the exit slight right toward FL 76: Stuart, Indiantown
2736 ft · 1 min
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23
Turn straight onto Southwest Kanner Highway
1.2 km · 1 min · Southwest Kanner Highway
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24
Turn right onto Southeast Cove Road
3.2 mi · 6 min · Southeast Cove Road
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25
Turn left onto Southeast Federal Highway
2774 ft · 1 min · Southeast Federal Highway
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26
Turn right onto Southeast Salerno Road
1.1 km · 2 min · Southeast Salerno Road
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27
Arrive at your destination
0 m · 1 sec · Southeast Salerno Road
Car Route Details
A richer read on the saved driving route between St. Petersburg and Port Salerno.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Longest stretch
Turn straight
66.8 mi · 01h 29m
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.
Patchy Fog then Sunny leaving St. Petersburg and Mostly Sunny near Port Salerno.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Petersburg to Port Salerno?
The road trip is about 181.3 miles (291.7 km) and usually takes 04h 04m 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?
Placid Lakes is a useful midpoint, sitting about 90.6 miles from St. Petersburg and 90.7 miles from Port Salerno.
How much longer is the road route than the straight-line distance?
The direct path is about 158 miles (254.3 km), while the road route adds roughly 23.3 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 EDT. If you want a more comfortable same-day return, try to leave by 8:50 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.55 one way or $53.09 round trip. Estimated CO2 is about 56.9 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Fog then Sunny around St. Petersburg and Mostly Sunny near Port Salerno.
Stop Ideas Near Placid Lakes
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 Placid Lakes.
Sebring
Okeechobee
Port Charlotte, Florida
Fort Myers, Florida
Flight Path Map
This map shows the direct air route between St. Petersburg and Port Salerno. Straight-line distance: 158.01 mi (254.29 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 Port Salerno
Census-designated place in Martin County, Florida
| Population | 10,091 |
| Coordinates | 27.1442200, -80.2006000 |
| Altitude | 4 |
| Country | United States |
End: Port Salerno (-80.2006, 27.14422)
Estimated Travel Time
Distance: 292 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 02m |
| 40 mph (64.37 km/h) | 04h 31m |
| 50 mph (80.47 km/h) | 03h 37m |
| 60 mph (96.56 km/h) | 03h 01m |
| 70 mph (112.65 km/h) | 02h 35m |
| 80 mph (129 km/h) | 02h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $26.55 | $53.09 |
| Mid-grade | $4.60 | $29.41 | $58.83 |
| Premium | $4.90 | $31.33 | $62.67 |
| Diesel | $4.35 | $27.84 | $55.68 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.