How far is Jacksonville, FL from Port Saint John, FL?
The driving distance from Jacksonville, FL to Port Saint John, FL is about 143.7 miles (231.2 km), with a travel time of about 02h 48m by car.
- The straight-line flight distance is about 138.4 miles (222.7 km).
- For a round trip, plan for roughly 05h 36m 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 48m.
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.
City in Flagler County, Florida, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Jacksonville and Port Saint John.
Turn-by-Turn Driving Directions
Step-by-step road directions between Jacksonville and Port Saint John.
-
1
Start on Union Street
596 ft · 21 sec · Union Street
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2
Turn right onto Newnan Street
1965 ft · 1 min · Newnan Street
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3
Turn right onto East Forsyth Street
770 ft · 24 sec · East Forsyth Street
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4
Turn left onto Main Street
2507 ft · 1 min · Main Street
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5
Take the ramp straight toward I 95 South
1.5 km · 2 min
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6
Keep slight right to continue on I 95, US 1 South, FL 5 South: Daytona Beach, Philips Highway
1165 ft · 28 sec
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7
Keep slight left to continue on I 95 South: Daytona Beach
1093 ft · 27 sec
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8
Merge slight left
133 mi · 2 hr 25 min
-
9
Take the exit slight right toward FL 50: Titusville, Orlando
1476 ft · 41 sec
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10
Merge slight right onto Cheney Highway
1942 ft · 45 sec · Cheney Highway
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11
Turn right onto Columbia Boulevard
2.7 mi · 4 min · Columbia Boulevard
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12
Turn right onto Grissom Parkway
3.5 mi · 6 min · Grissom Parkway
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13
Turn left onto Falcon Boulevard
1917 ft · 1 min · Falcon Boulevard
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14
Turn left onto Curtis Boulevard
1121 ft · 40 sec · Curtis Boulevard
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15
Turn right onto Caliph Avenue
802 ft · 41 sec · Caliph Avenue
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16
Turn left onto Everglades Street
1509 ft · 1 min · Everglades Street
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17
Turn right onto Ackerman Avenue
613 ft · 32 sec · Ackerman Avenue
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18
Turn left onto Fairfax Street
886 ft · 41 sec · Fairfax Street
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19
Turn right onto Bermuda Avenue
146 m · 21 sec · Bermuda Avenue
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20
Arrive at your destination
0 m · 1 sec · Bermuda Avenue
Car Route Details
A richer read on the saved driving route between Jacksonville and Port Saint John.
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 95 South
Merge slight left
133 mi · 02h 25m
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 Jacksonville and Mostly Sunny then Chance Showers And Thunderstorms near Port Saint John.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Jacksonville to Port Saint John?
The road trip is about 143.7 miles (231.2 km) and usually takes 02h 48m 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?
Flagler Beach is a useful midpoint, sitting about 72 miles from Jacksonville and 71.6 miles from Port Saint John.
How much longer is the road route than the straight-line distance?
The direct path is about 138.4 miles (222.7 km), while the road route adds roughly 5.3 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 12:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.03 one way or $42.06 round trip. Estimated CO2 is about 45.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Jacksonville and Mostly Sunny then Chance Showers And Thunderstorms near Port Saint John.
Stop Ideas Near Flagler Beach
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 Flagler Beach.
Daytona Beach, Florida
Palatka
DeLand
Sanford
Flight Path Map
This map shows the direct air route between Jacksonville and Port Saint John. Straight-line distance: 138.4 mi (222.73 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 John
City in South Africa
| Population | 12,267 |
| Coordinates | 28.4769500, -80.7886700 |
| Altitude | 8 |
| Country | United States |
End: Port Saint John (-80.78867, 28.47695)
Estimated Travel Time
Distance: 231 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 47m |
| 40 mph (64.37 km/h) | 03h 35m |
| 50 mph (80.47 km/h) | 02h 52m |
| 60 mph (96.56 km/h) | 02h 23m |
| 70 mph (112.65 km/h) | 02h 03m |
| 80 mph (129 km/h) | 01h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $21.03 | $42.06 |
| Mid-grade | $4.60 | $23.30 | $46.60 |
| Premium | $4.90 | $24.82 | $49.65 |
| Diesel | $4.35 | $22.05 | $44.11 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.