How far is Keystone, FL from Port Saint Lucie, FL?

The driving distance from Keystone, FL to Port Saint Lucie, FL is about 185.4 miles (298.3 km), with a travel time of about 03h 20m by car.

  • The straight-line flight distance is about 151.1 miles (243.2 km).
  • For a round trip, plan for roughly 06h 40m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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
185.37 mi
03h 20m
Flight
151.11 mi
243.19 km direct

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

Learn Distance

Choose another destination from Keystone.

Flight Distance

Direct air line
151.11 mi
Kilometers
243.19 km
Flight Time
00h 18m

Driving Distance

Road route
185.37 mi
Kilometers
298.33 km
Drive Time
03h 20m

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 20m.

Arrival Snapshot
Arrive in Port Saint Lucie
Tue, May 5, 11:22 AM EDT
Return by in Keystone
Tue, May 5, 2:43 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Keystone
2026-05-05T08:02
Arrive Port Saint Lucie
Tue, May 5, 11:22 AM EDT
Route Timing
03h 20m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:20 AM to 11:20 AM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:20 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Keystone
9:00 PM EDT
Early departure recommended

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
Babson Park
FL

Census designated place in Florida, USA

From Keystone
90.4 mi
01h 40m
To Port Saint Lucie
95 mi
01h 40m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
90°F
Tuesday

Sunny

Starts
Tue, May 5 6:00 AM EDT
Wind
8 mph SSE
Destination
84°F
Tuesday

Slight Chance Rain Showers then Chance Showers And Thunderstorms

Starts
Tue, May 5 6:00 AM EDT
Wind
5 to 10 mph E

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Blue Tick Road

    1234 ft · 60 sec · Blue Tick Road

  2. 2

    Turn left onto Brooker Creek Drive

    1302 ft · 57 sec · Brooker Creek Drive

  3. 3

    Continue on Tyler Run Avenue

    1.2 km · 2 min · Tyler Run Avenue

  4. 4

    At the end of the road, turn left onto Tyler Road

    1.1 km · 2 min · Tyler Road

  5. 5

    At the end of the road, turn left onto Tarpon Springs Road

    3058 ft · 59 sec · Tarpon Springs Road

  6. 6

    Turn right onto Boy Scout Road

    3.8 mi · 6 min · Boy Scout Road

  7. 7

    Enter the roundabout and take exit 2 toward Race Track Road

    61 m · 4 sec · Race Track Road

  8. 8

    Exit the roundabout onto Race Track Road

    1.1 km · 2 min · Race Track Road

  9. 9

    Turn right onto Gunn Highway

    1.7 mi · 3 min · Gunn Highway

  10. 10

    Turn left onto Gunn Highway

    2314 ft · 51 sec · Gunn Highway

  11. 11

    Continue on Gunn Highway

    1.4 km · 2 min · Gunn Highway

  12. 12

    Turn left onto Gunn Highway

    574 ft · 17 sec · Gunn Highway

  13. 13

    Take the ramp slight right

    1528 ft · 37 sec

  14. 14

    Merge slight left onto Veterans Expressway

    1.5 km · 1 min · Veterans Expressway

  15. 15

    Keep slight right to continue on Veterans Expressway

    4.2 mi · 5 min · Veterans Expressway

  16. 16

    Take the exit slight right toward FL 580: Hillsborough Avenue

    1339 ft · 35 sec

  17. 17

    Turn left onto Hillsborough Avenue

    2.8 mi · 5 min · Hillsborough Avenue

  18. 18

    Continue on West Hillsborough Avenue

    7.8 mi · 14 min · West Hillsborough Avenue

  19. 19

    Continue on Hillsborough Avenue

    1.5 mi · 2 min · Hillsborough Avenue

  20. 20

    Take the ramp straight toward I 4 East: Orlando

    2438 ft · 38 sec

  21. 21

    Merge slight left

    18.6 mi · 20 min

  22. 22

    Take the exit slight right toward FL 570 Toll East: Lakeland, Winter Haven

    2270 ft · 55 sec

  23. 23

    Continue on Polk Parkway

    9.4 mi · 11 min · Polk Parkway

  24. 24

    Take the exit slight right toward US 98: Lakeland, Bartow

    2311 ft · 57 sec

  25. 25

    Turn right onto Bartow Road

    6.9 mi · 10 min · Bartow Road

  26. 26

    Continue on Broadway Avenue

    3183 ft · 1 min · Broadway Avenue

  27. 27

    Turn left onto Van Fleet Drive

    2787 ft · 1 min · Van Fleet Drive

  28. 28

    Continue straight

    1427 ft · 27 sec

  29. 29

    Continue straight

    10.8 mi · 14 min

  30. 30

    Continue straight

    4.3 mi · 6 min

  31. 31

    Continue straight

    46.4 mi · 59 min

  32. 32

    Take the exit left

    784 ft · 19 sec

  33. 33

    Continue straight

    90 m · 7 sec

  34. 34

    Keep slight right to continue on Florida's Turnpike South: Miami

    926 ft · 23 sec

  35. 35

    Merge slight left onto Florida's Turnpike

    49.8 mi · 53 min · Florida's Turnpike

  36. 36

    Take the exit slight right toward Port Saint Lucie

    1 mi · 3 min

  37. 37

    Continue on Southwest Bayshore Boulevard

    147 m · 15 sec · Southwest Bayshore Boulevard

  38. 38

    Turn right onto Southwest Port Saint Lucie Boulevard

    1.4 km · 2 min · Southwest Port Saint Lucie Boulevard

  39. 39

    Turn left onto Southeast Airoso Boulevard

    1.6 mi · 3 min · Southeast Airoso Boulevard

  40. 40

    Turn left onto Southwest Carter Avenue

    66 m · 9 sec · Southwest Carter Avenue

  41. 41

    Arrive at your destination

    0 m · 1 sec · Southwest Carter Avenue

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
41 steps
17 turns on the saved route
Ramps & Exits
12
3 merges, 9 ramps or exits
Navigation Density
22.1 / 100 mi
Decision points by distance
Main Roads
Van Fleet Drive
62.5 mi · 34%
Florida's Turnpike
50.8 mi · 27%
I 4 East
19.1 mi · 10%
Polk Parkway
9.42 mi · 5%
West Hillsborough Avenue
7.83 mi · 4%
Bartow Road
6.89 mi · 4%
Longest Stretch

Florida's Turnpike

Merge slight left onto Florida's Turnpike

49.8 mi · 00h 53m

Route Summary

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

Trip Read

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.

Drive Time
03h 20m
Long day trip
Same-Day Return
06h 40m
Round-trip wheel time
Road vs Air
+34.3 mi
151.1 mi direct line
Halfway Stop
Babson Park
01h 40m from Keystone
Leave By
10:20 AM EDT
Early departure recommended
Weather Watch

Sunny leaving Keystone and Slight Chance Rain Showers then Chance Showers And Thunderstorms near Port Saint Lucie.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 185.4 miles (298.3 km) and usually takes 03h 20m 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?

Babson Park is a useful midpoint, sitting about 90.4 miles from Keystone and 95 miles from Port Saint Lucie.

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

The direct path is about 151.1 miles (243.2 km), while the road route adds roughly 34.3 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:20 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $27.13 one way or $54.26 round trip. Estimated CO2 is about 58.1 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Keystone and Slight Chance Rain Showers then Chance Showers And Thunderstorms near Port Saint Lucie.

Stop Ideas Near Babson Park

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

Mid-route Guidance
Local place coverage is thin around Babson Park, 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 Babson Park.

RAIL

Winter Haven

28 mi away
1800 7th St SW
RAIL

Sebring

38 mi away
601 East Center St
RAIL

Lakeland

48 mi away
600 East Main Street
RAIL

Lakeland

48 mi away
600 East Main Street

Flight Path Map

This map shows the direct air route between Keystone and Port Saint Lucie. Straight-line distance: 151.11 mi (243.19 km).

Keystone

#1 Keystone

Census-designated place in Hillsborough County, Florida

Population24,039
Coordinates28.1558500, -82.6212100
Altitude12
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: Blue Tick Road (-82.624765, 28.154799)
End: Southwest Carter Avenue (-80.350328, 27.294381)

Estimated Travel Time

Distance: 298 km by road

SpeedTime
30 mph (48.3 km/h)06h 10m
40 mph (64.37 km/h)04h 38m
50 mph (80.47 km/h)03h 42m
60 mph (96.56 km/h)03h 05m
70 mph (112.65 km/h)02h 38m
80 mph (129 km/h)02h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.54 gal
24.76 L · about $27.13
Round trip
$54.26
13.08 gal · 49.52 L
Estimated CO2
58.1 kg one way
Round trip: 116.2 kg / 256 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.15 $27.13 $54.26
Mid-grade $4.60 $30.06 $60.12
Premium $4.90 $32.02 $64.04
Diesel $4.35 $28.45 $56.90

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 05, 2026

There is no time difference between Keystone and Port Saint Lucie. The current time is 08:02:37.

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.