Terra Mar to St. Petersburg is 256 miles and takes about 4h 48m via I 75 and the Sunshine Skyway Bridge, with a fuel budget near $40 and enough daylight to finish in a day. This trip stays within Florida, taking you from one coast to another. It's a straightforward drive, mostly on major highways, making it a good option if you're looking for efficiency. With a recommended one-day drive, you can easily make this trip without needing to book an overnight stay.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
128 miles from Terra Mar, FL
A natural place for your longest stop of the day
, about 2h 27m into the drive
.
Main Roads
Road
Distance
Duration
I 75
209.2 mi
3h 44m
Sunshine Skyway Bridge
14.3 mi
16m
Port Everglades Expressway
11.6 mi
13m
I 275
5.7 mi
7m
95 Express
4 mi
4m
Commercial Boulevard
3.2 mi
7m
I 95
2.7 mi
3m
South Ocean Boulevard
1 mi
2m
Longest stretch:
I 75
— 209.2 mi, about 3h 44m
Traffic on I-75
Hour-of-day weekday pattern from 92 FHWA count stations on your route.
Peak
4 PM
~2,826 veh/hr typical
· worst 3,424
Quietest
2 AM
~185 veh/hr
Peak-to-quiet ratio
15.3×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Terra Mar, FL and St. Petersburg, FL.
1
Start on South Terra Mar Drive
476 ft·21 sec·South Terra Mar Drive
2
Continue on Terra Mar Drive
0.1 mi·32 sec·Terra Mar Drive
3
Turn right onto SR A1A
1.0 mi·2 min·South Ocean Boulevard
4
Continue on SR A1A
0.8 mi·2 min·North Ocean Drive
5
Turn right onto SR 870
3.2 mi·7 min·Commercial Boulevard
Use the right lane.
6
Take the ramp
0.7 mi·1 min
Toward I 95 South: Miami
7
Merge onto I 95
2.7 mi·3 min·I 95
Use the straight / slight right lanes.
8
Take the exit
369 ft·9 sec
Toward Express Lanes EntranceUse the slight left lane.
9
Merge onto I 95
4.0 mi·4 min·95 Express
10
Take the exit
1.0 mi·2 min
Toward I 595 West: I 75, Turnpike
11
Merge onto I 595
1.5 mi·1 min·Port Everglades Expressway
12
Keep slight right at fork onto I 595
10 mi·11 min·Port Everglades Expressway
Use the straight / slight right lanes.
13
Merge onto I 75
209 mi·3 hr 44 min·I 75
Use the straight / slight right lanes.
14
Take the exit onto I 275
5.7 mi·7 min·I 275
Exit 228Toward I 275 North: Saint PetersburgUse the straight / slight right lanes.
15
Keep slight left at fork
0.3 mi·19 sec
16
Merge onto I 275; US 19
14 mi·16 min·Sunshine Skyway Bridge
Use the straight / slight right lanes.
17
Take the exit
0.3 mi·39 sec
Exit 20Toward 31st Street SouthUse the slight left lane.
18
Keep slight left at fork
161 ft·9 sec
Toward Winery, Treasure Island, Tropicana Field
19
Turn left onto 31st Street South
0.4 mi·58 sec·31st Street South
20
Turn left onto 5th Avenue South
0.2 mi·39 sec·5th Avenue South
21
Turn right onto US 19
0.3 mi·40 sec·34th Street South
22
Arrive at destination
US 19
Trip Plan
Aim to leave Terra Mar in the morning to give yourself ample daylight for the 4-hour, 48-minute drive. Since this is a single-day trip covering 256 miles, you can easily complete it in one go. The longest stretch without a major road change is over 200 miles on I 75, so plan for a fuel stop before you begin that segment. Given the $40 fuel estimate, check current prices before you depart. The Sunshine Skyway Bridge is a notable feature, so be aware of potential toll charges.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 128 miles from Terra Mar, FL, or about 2h 27m into the drive.
The longest continuous stretch on this route runs about 209.2 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 56 miles or 1h 10m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 128 miles or 2h 27m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 55m
Traffic, exits, and arrival timing usually matter more near St. Petersburg, FL than in the middle of the route.
Before You Leave
+
Open the route before leaving Terra Mar, FL so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Terra Mar, FL
This is one driving day of about 256 miles and 4h 48m.
Your first comfortable stop window is around 56 miles from Terra Mar, FL.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 75 for about 209.2 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 18
5 decision points cluster between mile 8.6 and 255 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
8.6 mi into trip|~16m in
Take the exit toward Express Lanes Entrance
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight left lane.
Toward Express Lanes Entrance
6
15.1 mi into trip|~25m in|I 595 / Port Everglades Expressway
Keep slight right at fork onto I 595 / Port Everglades Expressway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
7
234.4 mi into trip|~4h 21m in|I 275
Take the exit onto I 275 toward I 275 North: Saint Petersburg
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 228
Toward I 275 North: Saint Petersburg
7
254.7 mi into trip|~4h 45m in
Take the exit toward 31st Street South
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight left lane.
Exit 20
Toward 31st Street South
7
255 mi into trip|~4h 46m in
Keep slight left at fork toward Winery, Treasure Island, Tropicana Field
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward Winery, Treasure Island, Tropicana Field
Fuel & Cost
Regular Gas
$38.75 one way
$77.51 round trip
$3.85/gal25.4 MPG avg90 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.22
$42.52
$85.04
premium
$4.55
$45.86
$91.72
diesel
$4.80
$48.34
$96.68
Estimated Tolls: $1.00
Sunshine Skyway Bridge
(14.3 mi)$1.00
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Estimated Trip Cost (one way, 1 person)
Fuel
$39
Tolls
$1
Meals
$25–$50
Total
$65–$90
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 89.6 kg one way.
Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $27 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
76.8
0
$26.88
$12.29
Efficient EV
64
0
$22.40
$10.24
EV Truck/SUV
102.4
1
$35.84
$16.38
Gas CO2
90 kg
EV CO2
30 kg (67% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Jul 18, 2026
Origin
Terra Mar, FL
Late night
in Terra Mar on Monday
Local time
5:58 AM
EDT
Current temp
80°F
Mostly Cloudy
S 6 mph4% chanceLive forecast
Special Weather Statement
Special Weather Statement issued July 18 at 5:12AM EDT by NWS Tampa Bay Ruskin FL
Destination
St. Petersburg, FL
Late night
in St. Petersburg on Monday
Local time
5:58 AM
EDT
Current temp
77°F
Isolated Showers And Thunderstorms
SE 5 mph21% chanceLive forecast
Special Weather Statement
Special Weather Statement issued July 18 at 5:12AM EDT by NWS Tampa Bay Ruskin FL
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
3 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
4h 48m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
De Soto National Memorial
National Memorial
In May 1539, Conquistador Hernando de Soto’s army of soldiers, hired mercenaries, craftsmen, and clergy made landfall in Tampa Bay. They were met with fierce resistance of indigenous people protecting...
6 mi from route
~15 min detour
Free
near mile 238.3
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This route is primarily highway driving, with 90% of the trip on major roads. You'll spend most of your time on I 75, including a continuous stretch of 209.2 miles. The highway portion will likely feel like consistent cruising, with frequent exits. The transition to surface roads will occur near the end of your drive as you approach St. Petersburg.
90% highway — fuel and pacing are the main things to plan.
22 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 209.2 mi on I 75.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on I 75 and Sunshine Skyway Bridge. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 8.6 miles in.
Driving Effort10/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 18 significant decision points across 256 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 8.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 15.1 miles (I 595 / Port Everglades Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 234.4 miles (I 275): Exit ramp - move to the correct lane early. Lane positioning matters here.
Saint Petersburg sits at the base of the Tampa Bay peninsula in Pinellas County, Florida, and enjoys a more subdued social atmosphere than its larger cousin, Tampa. The city has tried to characterize the downtown as an arts and entertainments destination and you will find no shortage of arts and crafts stores, galleries, and museums along with cafes and boutique food shops all within a couple blocks of the Tampa Bay waterfront. With water on three sides of the city, St. Pete is a superb location for fishing, sailing, and wandering beaches.
Top landmarks
•Salvador Dalí Museum — art museum in St. Petersburg, Florida, United States
•Vinoy Park Hotel — historic hotel in St. Petersburg, Florida, USA
•Museum of Fine Arts, St. Petersburg, Florida, USA — museum in St. Petersburg, Florida
Doable as a same-day drive at 4h 48m. Total distance: 256 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
4h 48m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (90%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 209.2 miles on I 75. The full list of main roads is in the Roads section above.
Expect about $1.00 in tolls one way, starting with Sunshine Skyway Bridge. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
Yes — we found about 15 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at St. Petersburg, FL before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. There are 15 rest areas along the route for bathroom stops.
The main spots that need attention: at 8.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 15.1 miles (I 595 / Port Everglades Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 234.4 miles (I 275): Exit ramp - move to the correct lane early. Lane positioning matters here.
Yes — De Soto National Memorial. See the National Parks section for detour distances and tips on detours.
Possible but tiring. At 4.8 hours each way, an in-and-out day trip would put you behind the wheel for 9.6 hours — manageable with a long break at St. Petersburg, FL, but most travelers stay overnight.
