How far is Port Saint Lucie, FL from Saint Augustine Beach, FL?
The driving distance from Port Saint Lucie, FL to Saint Augustine Beach, FL is about 198.7 miles (319.8 km), with a travel time of about 03h 43m by car.
- The straight-line flight distance is about 185.2 miles (298 km).
- For a round trip, plan for roughly 07h 27m 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 03h 43m.
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.
The most populous city in Brevard County, Florida.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Port Saint Lucie and Saint Augustine Beach.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Saint Lucie and Saint Augustine Beach.
-
1
Start on Southwest Carter Avenue
66 m · 15 sec · Southwest Carter Avenue
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2
Turn left onto Southeast Airoso Boulevard
913 ft · 20 sec · Southeast Airoso Boulevard
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3
Turn left onto Crosstown Parkway
4.1 mi · 8 min · Crosstown Parkway
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4
Take the ramp slight right toward I 95 North: Daytona Beach
1775 ft · 43 sec
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5
Merge slight left
177.5 mi · 3 hr 11 min
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6
Take the exit slight right toward US 1: Saint Augustine
1558 ft · 38 sec
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7
Keep slight right to continue on US 1 North: St. Augustine, Faver Dykes , Fort Matanzas
63 m · 5 sec
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8
Turn straight
6.6 mi · 8 min
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9
Turn right
3.9 mi · 6 min
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10
At the end of the road, turn left onto A1A
3.9 mi · 6 min · A1A
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11
Turn slight right
76 m · 11 sec
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12
Turn straight onto A1A Beach Boulevard
1.7 mi · 3 min · A1A Beach Boulevard
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13
Turn right onto 9th Street
147 m · 21 sec · 9th Street
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14
Arrive at your destination
0 m · 1 sec · 9th Street
Car Route Details
A richer read on the saved driving route between Port Saint Lucie and Saint Augustine Beach.
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 North
Merge slight left
177 mi · 03h 11m
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.
Sunny leaving Port Saint Lucie and Mostly Sunny near Saint Augustine Beach.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Saint Lucie to Saint Augustine Beach?
The road trip is about 198.7 miles (319.8 km) and usually takes 03h 43m 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?
Titusville is a useful midpoint, sitting about 99.6 miles from Port Saint Lucie and 99.1 miles from Saint Augustine Beach.
How much longer is the road route than the straight-line distance?
The direct path is about 185.2 miles (298 km), while the road route adds roughly 13.5 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 9:32 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $29.08 one way or $58.15 round trip. Estimated CO2 is about 62.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Port Saint Lucie and Mostly Sunny near Saint Augustine Beach.
Stop Ideas Near Titusville
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 Titusville.
Sanford
Winter Park
Orlando Health/Amtrak
Kissimmee
Flight Path Map
This map shows the direct air route between Port Saint Lucie and Saint Augustine Beach. Straight-line distance: 185.16 mi (297.99 km).
#1 Port Saint Lucie
The second most populous city in St.
| Population | 209,715 |
| Coordinates | 27.2939300, -80.3503300 |
| Altitude | 5 |
| Country | United States |
#2 Saint Augustine Beach
City in St.
| Population | 7,138 |
| Coordinates | 29.8505300, -81.2653500 |
| Altitude | 2 |
| Country | United States |
End: Saint Augustine Beach (-81.26535, 29.85053)
Estimated Travel Time
Distance: 320 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 37m |
| 40 mph (64.37 km/h) | 04h 58m |
| 50 mph (80.47 km/h) | 03h 58m |
| 60 mph (96.56 km/h) | 03h 18m |
| 70 mph (112.65 km/h) | 02h 50m |
| 80 mph (129 km/h) | 02h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $29.08 | $58.15 |
| Mid-grade | $4.60 | $32.22 | $64.44 |
| Premium | $4.90 | $34.32 | $68.64 |
| Diesel | $4.35 | $30.49 | $60.99 |
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 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.