How far is Port Saint Lucie, FL from Lake Mary, FL?
The driving distance from Port Saint Lucie, FL to Lake Mary, FL is about 142.9 miles (230 km), with a travel time of about 02h 42m by car.
- The straight-line flight distance is about 117.2 miles (188.6 km).
- For a round trip, plan for roughly 05h 24m 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.
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.
Town in Brevard County, Florida, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Chance Showers And Thunderstorms
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Port Saint Lucie and Lake Mary.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Saint Lucie and Lake Mary.
-
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
84.6 mi · 1 hr 31 min
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6
Take the exit slight right toward FL 528, FL 528 Toll: Port Canaveral, Orlando
1343 ft · 33 sec
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7
Keep slight left to continue on FL 528 West Toll: Orlando
1458 ft · 36 sec
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8
Keep slight right to continue on FL 528 Toll West: Orlando
1279 ft · 43 sec
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9
Merge slight left onto Beachline Expressway
25.7 mi · 28 min · Beachline Expressway
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10
Take the exit slight right toward FL 417: Orlando, Tampa, Disney World, Sanford
1160 ft · 28 sec
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11
Keep slight right to continue on FL 417 Toll North: Orlando, Sanford
1.5 km · 2 min
-
12
Merge slight left onto Central Florida GreeneWay
11.3 mi · 12 min · Central Florida GreeneWay
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13
Continue on Seminole Expressway
11.1 mi · 12 min · Seminole Expressway
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14
Take the exit slight right toward CR 427: Orlando Sanford International Airport, Lake Mary Boulevard
1635 ft · 42 sec
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15
Continue on FL 417 Toll North
945 ft · 27 sec
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16
Turn left onto East Lake Mary Boulevard
1.2 mi · 2 min · East Lake Mary Boulevard
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17
Continue on West Lake Mary Boulevard
1.9 mi · 3 min · West Lake Mary Boulevard
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18
Turn right onto Palmetto Street
913 ft · 40 sec · Palmetto Street
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19
Arrive at your destination
0 m · 1 sec · Palmetto Street
Car Route Details
A richer read on the saved driving route between Port Saint Lucie and Lake Mary.
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
84.6 mi · 01h 31m
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 then Chance Showers And Thunderstorms leaving Port Saint Lucie and Mostly Cloudy near Lake Mary.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Saint Lucie to Lake Mary?
The road trip is about 142.9 miles (230 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?
Palm Shores is a useful midpoint, sitting about 71.6 miles from Port Saint Lucie and 71.3 miles from Lake Mary.
How much longer is the road route than the straight-line distance?
The direct path is about 117.2 miles (188.6 km), while the road route adds roughly 25.7 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 1:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.91 one way or $41.81 round trip. Estimated CO2 is about 44.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around Port Saint Lucie and Mostly Cloudy near Lake Mary.
Stop Ideas Near Palm Shores
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 Palm Shores.
Kissimmee
Orlando Health/Amtrak
Winter Park
Sanford
Flight Path Map
This map shows the direct air route between Port Saint Lucie and Lake Mary. Straight-line distance: 117.16 mi (188.55 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 Lake Mary
City in Seminole County, Florida, United States
| Population | 17,486 |
| Coordinates | 28.7588800, -81.3178400 |
| Altitude | 19 |
| Country | United States |
End: Lake Mary (-81.31784, 28.75888)
Estimated Travel Time
Distance: 230 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 45m |
| 40 mph (64.37 km/h) | 03h 34m |
| 50 mph (80.47 km/h) | 02h 51m |
| 60 mph (96.56 km/h) | 02h 22m |
| 70 mph (112.65 km/h) | 02h 02m |
| 80 mph (129 km/h) | 01h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $20.91 | $41.81 |
| Mid-grade | $4.60 | $23.16 | $46.33 |
| Premium | $4.90 | $24.68 | $49.35 |
| Diesel | $4.35 | $21.92 | $43.85 |
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 · Jun 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.