How far is Jacksonville, FL from Port Saint Joe, FL?
The driving distance from Jacksonville, FL to Port Saint Joe, FL is about 267.4 miles (430.3 km), with a travel time of about 05h 18m by car.
- The straight-line flight distance is about 221 miles (355.7 km).
- For a round trip, plan for roughly 10h 36m 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 05h 18m.
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 Jefferson County, Florida, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Jacksonville and Port Saint Joe.
Turn-by-Turn Driving Directions
Step-by-step road directions between Jacksonville and Port Saint Joe.
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1
Start on Union Street
64 m · 13 sec · Union Street
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2
Turn left onto Ocean Street
86 m · 15 sec · Ocean Street
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3
Turn left onto State Street
1.1 km · 2 min · State Street
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4
Continue on Kings Road
1331 ft · 37 sec · Kings Road
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5
Take the ramp slight left toward I 95 South: Jacksonville
1.1 mi · 2 min
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6
Take the exit slight right toward I 10 West: Lake City
1.2 km · 2 min
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7
Merge slight left
187.3 mi · 3 hr 22 min
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8
Take the exit slight right toward FL 12: Gretna, Greensboro
1341 ft · 46 sec
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9
Keep slight left to continue on FL `12 South: Greensboro
112 m · 11 sec
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10
Turn straight onto Greensboro Highway
2.4 mi · 4 min · Greensboro Highway
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11
Continue on Selman Street
3018 ft · 1 min · Selman Street
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12
Turn left onto Green Avenue
2342 ft · 57 sec · Green Avenue
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13
Continue on Bristol Highway
17.7 mi · 23 min · Bristol Highway
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14
At the end of the road, turn right
4.5 mi · 8 min
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15
Turn left onto South Main Street
51.4 mi · 1 hr 12 min · South Main Street
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16
Arrive at your destination
0 m · 1 sec · Cecil G Costin Senior Boulevard
Car Route Details
A richer read on the saved driving route between Jacksonville and Port Saint Joe.
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 10 West
Merge slight left
187 mi · 03h 22m
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.
Mostly Sunny leaving Jacksonville and Mostly Sunny near Port Saint Joe.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Jacksonville to Port Saint Joe?
The road trip is about 267.4 miles (430.3 km) and usually takes 05h 18m 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?
Monticello is a useful midpoint, sitting about 133.6 miles from Jacksonville and 133.8 miles from Port Saint Joe.
How much longer is the road route than the straight-line distance?
The direct path is about 221 miles (355.7 km), while the road route adds roughly 46.4 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 6:24 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $39.16 one way or $78.31 round trip. Estimated CO2 is about 83.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Jacksonville and Mostly Sunny near Port Saint Joe.
Flight Path Map
This map shows the direct air route between Jacksonville and Port Saint Joe. Straight-line distance: 221.02 mi (355.69 km).
#1 Jacksonville
The thirteenth most populous city in the United States and the center of the Jacksonville metropolitan area.
| Population | 920,570 |
| Coordinates | 30.3321800, -81.6556500 |
| Altitude | 5 |
| Country | United States |
#2 Port Saint Joe
City in Gulf County, Florida, United States
| Population | 3,508 |
| Coordinates | 29.8118800, -85.3029700 |
| Altitude | 2 |
| Country | United States |
End: Port Saint Joe (-85.30297, 29.81188)
Estimated Travel Time
Distance: 430 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 54m |
| 40 mph (64.37 km/h) | 06h 41m |
| 50 mph (80.47 km/h) | 05h 20m |
| 60 mph (96.56 km/h) | 04h 27m |
| 70 mph (112.65 km/h) | 03h 49m |
| 80 mph (129 km/h) | 03h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $39.16 | $78.31 |
| Mid-grade | $4.60 | $43.39 | $86.77 |
| Premium | $4.90 | $46.22 | $92.44 |
| Diesel | $4.35 | $41.06 | $82.13 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.