How far is Port Saint John, FL from Harlem, FL?
The driving distance from Port Saint John, FL to Harlem, FL is about 169.4 miles (272.6 km), with a travel time of about 02h 52m by car.
- The straight-line flight distance is about 120.6 miles (194.1 km).
- For a round trip, plan for roughly 05h 44m 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 52m.
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.
The most populous city in St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Port Saint John and Harlem.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Saint John and Harlem.
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1
Start on Bermuda Avenue
84 m · 18 sec · Bermuda Avenue
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2
Turn left onto Delespine Road
84 m · 15 sec · Delespine Road
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3
Turn right onto Miraflores Avenue
1606 ft · 1 min · Miraflores Avenue
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4
Turn right onto Fay Boulevard
1.1 mi · 3 min · Fay Boulevard
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5
Turn left onto Grissom Parkway
1 mi · 2 min · Grissom Parkway
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6
Turn right onto Port Saint John Parkway
1.2 mi · 2 min · Port Saint John Parkway
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7
Turn left onto I 95 South: Miami
2866 ft · 1 min
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8
Merge slight left
78.4 mi · 1 hr 24 min
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9
Take the exit slight right toward FL 70: Okeechobee, Fort Pierce
2396 ft · 58 sec
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10
Keep slight right to continue on FL 70 West: Okeechobee
150 m · 12 sec
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11
Merge slight left onto Okeechobee Road
27.7 mi · 35 min · Okeechobee Road
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12
Keep slight right
3.4 mi · 6 min
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13
Turn left onto Southeast 6th Avenue
1354 ft · 39 sec · Southeast 6th Avenue
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14
At the end of the road, turn right onto Southeast 4th Street
1814 ft · 50 sec · Southeast 4th Street
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15
Turn left onto Parrott Avenue
2.9 mi · 6 min · Parrott Avenue
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16
Turn right
4.4 mi · 7 min
-
17
Continue straight
29.9 mi · 40 min
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18
Turn right
1342 ft · 23 sec
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19
Continue straight
2184 ft · 36 sec
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20
Merge slight left
1177 ft · 18 sec
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21
Turn slight right
103 m · 4 sec
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22
Continue straight
15 mi · 19 min
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23
Turn right onto Lewis Boulevard
1.1 mi · 3 min · Lewis Boulevard
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24
Turn right onto 13th Street
630 ft · 23 sec · 13th Street
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25
Turn left onto Harlem Academy Avenue
2462 ft · 1 min · Harlem Academy Avenue
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26
Turn left onto 10th Street
27 m · 3 sec · 10th Street
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27
Arrive at your destination
0 m · 1 sec · 10th Street
Car Route Details
A richer read on the saved driving route between Port Saint John and Harlem.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 95 South
Merge slight left
78.4 mi · 01h 24m
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 then Chance Showers And Thunderstorms leaving Port Saint John and Sunny then Chance Showers And Thunderstorms near Harlem.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Saint John to Harlem?
The road trip is about 169.4 miles (272.6 km) and usually takes 02h 52m 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?
Fort Pierce is a useful midpoint, sitting about 85.1 miles from Port Saint John and 84.3 miles from Harlem.
How much longer is the road route than the straight-line distance?
The direct path is about 120.6 miles (194.1 km), while the road route adds roughly 48.8 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 12:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.81 one way or $49.61 round trip. Estimated CO2 is about 53.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Port Saint John and Sunny then Chance Showers And Thunderstorms near Harlem.
Stop Ideas Near Fort Pierce
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 Fort Pierce.
Okeechobee
West Palm Beach
Sebring
Delray Beach
Flight Path Map
This map shows the direct air route between Port Saint John and Harlem. Straight-line distance: 120.59 mi (194.07 km).
#1 Port Saint John
City in South Africa
| Population | 12,267 |
| Coordinates | 28.4769500, -80.7886700 |
| Altitude | 8 |
| Country | United States |
#2 Harlem
A census-designated place in Palm Beach County, Florida.
| Population | 2,705 |
| Coordinates | 26.7375700, -80.9509000 |
| Altitude | 6 |
| Country | United States |
End: 10th Street (-80.950993, 26.737569)
Estimated Travel Time
Distance: 273 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 38m |
| 40 mph (64.37 km/h) | 04h 14m |
| 50 mph (80.47 km/h) | 03h 23m |
| 60 mph (96.56 km/h) | 02h 49m |
| 70 mph (112.65 km/h) | 02h 25m |
| 80 mph (129 km/h) | 02h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.15 | $24.81 | $49.61 |
| Mid-grade | $4.60 | $27.48 | $54.97 |
| Premium | $4.90 | $29.28 | $58.56 |
| Diesel | $4.35 | $26.01 | $52.03 |
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.