How far is Sanibel, FL from St. Petersburg, FL?
The driving distance from Sanibel, FL to St. Petersburg, FL is about 136.6 miles (219.8 km), with a travel time of about 02h 17m by car.
- The straight-line flight distance is about 99.9 miles (160.7 km).
- For a round trip, plan for roughly 04h 35m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 02h 17m.
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.
A city in Sarasota County, Florida.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Sanibel and St. Petersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sanibel and St. Petersburg.
-
1
Start on the route
35 m · 10 sec
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2
Turn right onto Buttonwood Lane
766 ft · 39 sec · Buttonwood Lane
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3
Turn left onto Periwinkle Way
1.5 km · 2 min · Periwinkle Way
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4
Turn slight right
73 m · 7 sec
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5
Turn straight onto Causeway Road
2222 ft · 1 min · Causeway Road
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6
Continue on Sanibel Causeway
2.9 mi · 6 min · Sanibel Causeway
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7
Continue on McGregor Boulevard
2 mi · 3 min · McGregor Boulevard
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8
Continue on Summerlin Road
6 mi · 9 min · Summerlin Road
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9
Turn right onto Gladiolus Drive
1.5 mi · 2 min · Gladiolus Drive
-
10
Continue on Ben C Pratt Six Mile Cypress Parkway
7.8 mi · 12 min · Ben C Pratt Six Mile Cypress Parkway
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11
Take the ramp slight right toward Colonial Boulevard East Bound
1318 ft · 38 sec
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12
Keep slight left
67 m · 8 sec
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13
Merge slight left onto Colonial Boulevard
1709 ft · 35 sec · Colonial Boulevard
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14
Take the exit slight left toward I 75 North: Tampa, I-75 North
2017 ft · 49 sec
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15
Merge slight left
91.5 mi · 1 hr 38 min
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16
Take the exit slight right toward I 275 North: Saint Petersburg
5.7 mi · 8 min
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17
Keep slight left
1610 ft · 20 sec
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18
Merge slight right onto Sunshine Skyway Bridge
14.3 mi · 17 min · Sunshine Skyway Bridge
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19
Take the exit slight left toward 31st Street South
1604 ft · 39 sec
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20
Keep slight left to continue on Winery, Treasure Island, Tropicana Field
49 m · 10 sec
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21
Turn left onto 31st Street South
2167 ft · 58 sec · 31st Street South
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22
Turn left onto 5th Avenue South
1303 ft · 40 sec · 5th Avenue South
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23
Turn right onto 34th Street South
1589 ft · 41 sec · 34th Street South
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24
Arrive at your destination
0 m · 1 sec · 34th Street South
Car Route Details
A richer read on the saved driving route between Sanibel and St. Petersburg.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 75 North
Merge slight left
91.5 mi · 01h 38m
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.
Mostly Sunny leaving Sanibel and 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 Sanibel to St. Petersburg?
The road trip is about 136.6 miles (219.8 km) and usually takes 02h 17m 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?
North Port is a useful midpoint, sitting about 68 miles from Sanibel and 68.5 miles from St. Petersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 99.9 miles (160.7 km), while the road route adds roughly 36.7 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 EDT. If you want a more comfortable same-day return, try to leave by 1:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.99 one way or $39.99 round trip. Estimated CO2 is about 42.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Sanibel and Chance Showers And Thunderstorms near St. Petersburg.
Stop Ideas Near North Port
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 North Port.
Port Charlotte, Florida
Sarasota, Florida
Fort Myers, Florida
Bradenton, Florida
Flight Path Map
This map shows the direct air route between Sanibel and St. Petersburg. Straight-line distance: 99.87 mi (160.73 km).
#1 Sanibel
City in Florida, USA
| Population | 7,429 |
| Coordinates | 26.4489700, -82.0223100 |
| Altitude | 1 |
| 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: 34th Street South (-82.679372, 27.77086)
Estimated Travel Time
Distance: 220 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 33m |
| 40 mph (64.37 km/h) | 03h 24m |
| 50 mph (80.47 km/h) | 02h 43m |
| 60 mph (96.56 km/h) | 02h 16m |
| 70 mph (112.65 km/h) | 01h 57m |
| 80 mph (129 km/h) | 01h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $19.99 | $39.99 |
| Mid-grade | $4.60 | $22.15 | $44.31 |
| Premium | $4.90 | $23.60 | $47.20 |
| Diesel | $4.35 | $20.97 | $41.93 |
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 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.