How far is Hempstead, NY from Ronkonkoma, NY?
The driving distance from Hempstead, NY to Ronkonkoma, NY is about 32.9 miles (52.9 km), with a travel time of about 00h 43m by car.
- The straight-line flight distance is about 27.5 miles (44.3 km).
- For a round trip, plan for roughly 01h 27m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 43m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Census-designated place in Suffolk County, New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Hempstead and Ronkonkoma.
Turn-by-Turn Driving Directions
Step-by-step road directions between Hempstead and Ronkonkoma.
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1
Start on Peninsula Boulevard
566 ft · 12 sec · Peninsula Boulevard
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2
Turn slight right onto Front Street
860 ft · 15 sec · Front Street
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3
Turn slight right
34 m · 4 sec
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4
Turn straight onto William Street
2138 ft · 1 min · William Street
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5
At the end of the road, turn left onto Jerusalem Avenue
2 mi · 3 min · Jerusalem Avenue
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6
Keep slight right to continue on Jerusalem Avenue
1 km · 1 min · Jerusalem Avenue
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7
Turn slight right onto Merrick Avenue North
682 ft · 16 sec · Merrick Avenue North
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8
Take the ramp slight right toward SO East: East Islip
676 ft · 17 sec
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9
Merge slight left onto Southern State Parkway
15.2 mi · 18 min · Southern State Parkway
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10
Keep slight left to continue on Southern State Parkway
1.3 km · 1 min · Southern State Parkway
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11
Keep slight left to continue on Sagtikos State Parkway
4.1 mi · 5 min · Sagtikos State Parkway
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12
Take the exit slight right toward I 495 East: Riverhead
1145 ft · 28 sec
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13
Keep slight left to continue on I 495 East: Riverhead
1131 ft · 28 sec
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14
Merge slight left onto Long Island Expressway
8.3 mi · 11 min · Long Island Expressway
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15
Take the exit slight right toward Ronkonkoma Avenue, Lake Ronkonkoma, Sayville
1113 ft · 24 sec
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16
Turn straight onto Express Drive South
69 m · 12 sec · Express Drive South
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17
Turn left onto Ronkonkoma Avenue
1119 ft · 33 sec · Ronkonkoma Avenue
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18
Arrive at your destination
0 m · 1 sec · Ronkonkoma Avenue
Car Route Details
A richer read on the saved driving route between Hempstead and Ronkonkoma.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Southern State Parkway
Merge slight left onto Southern State Parkway
15.2 mi · 00h 18m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Rain Showers Likely leaving Hempstead and Showers And Thunderstorms near Ronkonkoma.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Hempstead to Ronkonkoma?
The road trip is about 32.9 miles (52.9 km) and usually takes 00h 43m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
North Babylon is a useful midpoint, sitting about 16.4 miles from Hempstead and 16.5 miles from Ronkonkoma.
How much longer is the road route than the straight-line distance?
The direct path is about 27.5 miles (44.3 km), while the road route adds roughly 5.4 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.65 one way or $9.30 round trip. Estimated CO2 is about 10.3 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Hempstead and Showers And Thunderstorms near Ronkonkoma.
Stop Ideas Near North Babylon
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Town of Babylon History Museum at Old Town Hall
Babylon Town Hall Annex
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to North Babylon.
Stamford Transportation Center
New Rochelle station
Bridgeport
Yonkers station
Flight Path Map
This map shows the direct air route between Hempstead and Ronkonkoma. Straight-line distance: 27.56 mi (44.35 km).
#1 Hempstead
Located in Nassau County, New York, this hamlet and village is a major commercial and transportation hub.
| Population | 764,055 |
| Coordinates | 40.7062100, -73.6187400 |
| Altitude | 17 |
| Country | United States |
#2 Ronkonkoma
Hamlet and census-designated place on Long Island in the Town of Islip, New York, United States
| Population | 19,082 |
| Coordinates | 40.8153800, -73.1123300 |
| Altitude | 34 |
| Country | United States |
End: Ronkonkoma (-73.11233, 40.81538)
Estimated Travel Time
Distance: 53 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 05m |
| 40 mph (64.37 km/h) | 00h 49m |
| 50 mph (80.47 km/h) | 00h 39m |
| 60 mph (96.56 km/h) | 00h 32m |
| 70 mph (112.65 km/h) | 00h 28m |
| 80 mph (129 km/h) | 00h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $4.65 | $9.30 |
| Mid-grade | $4.48 | $5.20 | $10.40 |
| Premium | $4.86 | $5.64 | $11.28 |
| Diesel | $4.69 | $5.45 | $10.89 |
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 New York · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.