How far is Miramar Beach, FL from Port Saint Lucie, FL?

The driving distance from Miramar Beach, FL to Port Saint Lucie, FL is about 522.7 miles (841.2 km), with a travel time of about 07h 53m by car.

  • The straight-line flight distance is about 421.3 miles (678 km).
  • For a round trip, plan for roughly 15h 47m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
522.7 mi
07h 53m
Flight
421.26 mi
677.95 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Miramar Beach.

Flight Distance

Direct air line
421.26 mi
Kilometers
677.95 km
Flight Time
00h 50m

Driving Distance

Road route
522.7 mi
Kilometers
841.2 km
Drive Time
07h 53m

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 07h 53m.

Arrival Snapshot
Arrive in Port Saint Lucie
Thu, Apr 16, 2:41 PM EDT
Return by in Miramar Beach
Thu, Apr 16, 9:35 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Miramar Beach
2026-04-16T05:47
Arrive Port Saint Lucie
Thu, Apr 16, 1:41 PM CDT
Route Timing
07h 53m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
2:54 PM to 4:24 PM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
8:12 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Miramar Beach
8:00 PM CDT
Overnight-style route

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.

Mid-route stop
Lake City
FL

County seat of Columbia County, Florida, United States

From Miramar Beach
261.2 mi
03h 56m
To Port Saint Lucie
261.5 mi
03h 56m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Miramar Beach Weather
FL
Live fallback forecast
81°F
Thursday
Using Freeport as the closest live forecast in the Walton County weather hub.

Patchy Fog then Mostly Sunny

Starts
Thu, Apr 16 6:00 AM CDT
Wind
0 to 10 mph SSE
Destination
82°F
Thursday

Mostly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
0 to 10 mph E

Driving Route Map

The map below follows the saved road route between Miramar Beach and Port Saint Lucie.

Turn-by-Turn Driving Directions

Step-by-step road directions between Miramar Beach and Port Saint Lucie.

  1. 1

    Start on the route

    35 m · 11 sec

  2. 2

    Turn right

    85 m · 26 sec

  3. 3

    Turn right

    29 m · 9 sec

  4. 4

    Turn right onto Scenic Gulf Drive

    1.1 km · 1 min · Scenic Gulf Drive

  5. 5

    Turn right onto Emerald Coast Parkway West

    10.2 mi · 16 min · Emerald Coast Parkway West

  6. 6

    Turn left onto US Highway 331 South

    23.8 mi · 31 min · US Highway 331 South

  7. 7

    Take the ramp slight right toward I 10 East: Tallahassee

    2020 ft · 49 sec

  8. 8

    Merge slight left

    211 mi · 3 hr 46 min

  9. 9

    Take the exit slight right toward I-75 South: Tampa

    1959 ft · 37 sec

  10. 10

    Merge slight left

    107.2 mi · 1 hr 55 min

  11. 11

    Take the exit slight left toward Florida's Turnpike South, Orlando

    165.2 mi · 2 hr 57 min · Florida's Turnpike

  12. 12

    Take the exit slight right toward Port Saint Lucie

    1 mi · 3 min

  13. 13

    Continue on Southwest Bayshore Boulevard

    147 m · 15 sec · Southwest Bayshore Boulevard

  14. 14

    Turn right onto Southwest Port Saint Lucie Boulevard

    1.4 km · 2 min · Southwest Port Saint Lucie Boulevard

  15. 15

    Turn left onto Southeast Airoso Boulevard

    1.6 mi · 3 min · Southeast Airoso Boulevard

  16. 16

    Turn left onto Southwest Carter Avenue

    66 m · 9 sec · Southwest Carter Avenue

  17. 17

    Arrive at your destination

    0 m · 1 sec · Southwest Carter Avenue

Car Route Details

A richer read on the saved driving route between Miramar Beach and Port Saint Lucie.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
17 steps
9 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
3.3 / 100 mi
Decision points by distance
Main Roads
I 10 East
211 mi · 40%
I-75 South
108 mi · 21%
Florida's Turnpike
83.1 mi · 16%
Florida's Turnpike South
83.1 mi · 16%
US Highway 331 South
23.8 mi · 5%
Emerald Coast Parkway West
10.2 mi · 2%
Longest Stretch

I 10 East

Merge slight left

211 mi · 03h 46m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
07h 53m
Overnight route
Same-Day Return
15h 48m
Round-trip wheel time
Road vs Air
+101.4 mi
421.3 mi direct line
Halfway Stop
Lake City
03h 56m from Miramar Beach
Leave By
8:12 PM CDT
Overnight-style route
Weather Watch

Patchy Fog then Mostly Sunny leaving Miramar Beach and Mostly Sunny near Port Saint Lucie.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Miramar Beach to Port Saint Lucie?

The road trip is about 522.7 miles (841.2 km) and usually takes 07h 53m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Lake City is a useful midpoint, sitting about 261.2 miles from Miramar Beach and 261.5 miles from Port Saint Lucie.

How much longer is the road route than the straight-line distance?

The direct path is about 421.3 miles (678 km), while the road route adds roughly 101.4 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $76.49 one way or $152.98 round trip. Estimated CO2 is about 163.9 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Miramar Beach and Port Saint Lucie, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Patchy Fog then Mostly Sunny around Miramar Beach and Mostly Sunny near Port Saint Lucie.

Stop Ideas Near Lake City

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Lake City, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Lake City.

BUS

Waldo, Florida

64 mi away
14648 NE 147th Avenue
BUS

Gainesville, Florida

67 mi away
201 East University Ave.
RAIL

Jacksonville

90 mi away
3570 Clifford Lane
RAIL

Palatka

113 mi away
220 North 11th Street

Flight Path Map

This map shows the direct air route between Miramar Beach and Port Saint Lucie. Straight-line distance: 421.26 mi (677.95 km).

Miramar Beach

#1 Miramar Beach

Census-designated place in Walton County, Florida

Population6,146
Coordinates30.3743700, -86.3585600
Altitude6
CountryUnited States
Port Saint Lucie

#2 Port Saint Lucie

The second most populous city in St.

Population209,715
Coordinates27.2939300, -80.3503300
Altitude5
CountryUnited States
Start: (-86.358902, 30.374594)
End: Southwest Carter Avenue (-80.350328, 27.294381)

Estimated Travel Time

Distance: 841 km by road

SpeedTime
30 mph (48.3 km/h)17h 24m
40 mph (64.37 km/h)13h 04m
50 mph (80.47 km/h)10h 27m
60 mph (96.56 km/h)08h 42m
70 mph (112.65 km/h)07h 28m
80 mph (129 km/h)06h 31m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
18.44 gal
69.82 L · about $76.49
Round trip
$152.98
36.88 gal · 139.64 L
Estimated CO2
163.9 kg one way
Round trip: 327.8 kg / 723 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.15 $76.49 $152.98
Mid-grade $4.60 $84.75 $169.50
Premium $4.90 $90.28 $180.56
Diesel $4.35 $80.21 $160.43

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 16, 2026

Please keep in mind that there is a 1 hour time gap between Miramar Beach, FL and Port Saint Lucie, FL. The current time in Miramar Beach is 05:47:39, although it is 06:47:39 in Port Saint Lucie.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.