How far is St. Petersburg, FL from Williston, FL?
The driving distance from St. Petersburg, FL to Williston, FL is about 139.2 miles (224.1 km), with a travel time of about 02h 42m by car.
- The straight-line flight distance is about 112.6 miles (181.2 km).
- For a round trip, plan for roughly 05h 25m 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 42m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Census-designated place in Hernando County, Florida
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Patchy Fog then Mostly Sunny
Driving Route Map
The map below follows the saved road route between St. Petersburg and Williston.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Petersburg and Williston.
-
1
Start on 34th Street South
2326 ft · 1 min · 34th Street South
-
2
Turn right onto 5th Avenue North
1.2 mi · 2 min · 5th Avenue North
-
3
Take the ramp left toward I 275 North
1811 ft · 50 sec
-
4
Merge slight left
37.7 mi · 47 min
-
5
Merge slight left
78 mi · 1 hr 24 min
-
6
Take the exit slight right toward US 27: Ocala, Williston
1342 ft · 37 sec
-
7
Keep slight left to continue on US 27 North: Williston
90 m · 9 sec
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8
Merge slight right
21.3 mi · 27 min
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9
Arrive at your destination
0 m · 1 sec · East Noble Avenue
Car Route Details
A richer read on the saved driving route between St. Petersburg and Williston.
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 275 North
Merge slight left
78 mi · 01h 24m
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.
Partly Sunny leaving St. Petersburg and Patchy Fog then Mostly Sunny near Williston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Petersburg to Williston?
The road trip is about 139.2 miles (224.1 km) and usually takes 02h 42m 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?
Hill 'n Dale is a useful midpoint, sitting about 69.8 miles from St. Petersburg and 69.5 miles from Williston.
How much longer is the road route than the straight-line distance?
The direct path is about 112.6 miles (181.2 km), while the road route adds roughly 26.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:04 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.37 one way or $40.73 round trip. Estimated CO2 is about 43.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around St. Petersburg and Patchy Fog then Mostly Sunny near Williston.
Stop Ideas Near Hill 'n Dale
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 Hill 'n Dale.
Dade City, Florida
Wildwood, Florida
The Villages-Lady Lake, FL
Lakeland
Flight Path Map
This map shows the direct air route between St. Petersburg and Williston. Straight-line distance: 112.59 mi (181.19 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 Williston
City in Florida, United States
| Population | 2,765 |
| Coordinates | 29.3874700, -82.4467700 |
| Altitude | 23 |
| Country | United States |
End: Williston (-82.44677, 29.38747)
Estimated Travel Time
Distance: 224 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 38m |
| 40 mph (64.37 km/h) | 03h 28m |
| 50 mph (80.47 km/h) | 02h 47m |
| 60 mph (96.56 km/h) | 02h 19m |
| 70 mph (112.65 km/h) | 01h 59m |
| 80 mph (129 km/h) | 01h 44m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $20.37 | $40.73 |
| Mid-grade | $4.60 | $22.57 | $45.13 |
| Premium | $4.90 | $24.04 | $48.08 |
| Diesel | $4.35 | $21.36 | $42.72 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.