Smithtown, NY to White Plains, NY is 57.7 miles and takes about 1h 26m via Long Island Expressway and Hutchinson River Parkway, with a fuel budget near $9 and enough daylight to finish in a day. This trip stays within New York, moving from the Northeast region to the Northeast. It's a fairly direct drive, mostly on major parkways and expressways, so expect efficient travel. This route is well-suited for a single-day excursion, whether you're heading out for business or leisure.
Main Roads
Road
Distance
Duration
Long Island Expressway
24.8 mi
33m
Hutchinson River Parkway
9.7 mi
14m
Jericho Turnpike
4 mi
6m
Cross Island Parkway
3.1 mi
4m
Throgs Neck Expressway
2.5 mi
3m
Sunken Meadow State Parkway
1.9 mi
2m
Throgs Neck Bridge
1.8 mi
3m
Old Mamaroneck Road
1.8 mi
3m
Longest stretch:
Long Island Expressway
— 24.8 mi, about 33m
Traffic on I-495
Hour-of-day weekday pattern from 16 FHWA count stations on your route.
Peak
2 PM
~4,880 veh/hr typical
Quietest
2 AM
~521 veh/hr
Peak-to-quiet ratio
9.4×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 24 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Smithtown, NY and White Plains, NY.
1
Start on NY 25; NY 25A
0.6 mi·51 sec·West Main Street
2
Keep slight left at fork onto NY 25; NY 25A
179 ft·5 sec·West Main Street
3
Continue on NY 25
4.0 mi·6 min·Jericho Turnpike
4
Take the ramp
0.2 mi·27 sec
Toward SM South: Bay Shore
5
Merge onto SM
1.9 mi·2 min·Sunken Meadow State Parkway
6
Continue on SA
0.8 mi·49 sec·Sagtikos State Parkway
7
Take the exit
0.1 mi·16 sec
Exit S1WToward I 495 West: New YorkUse the slight right lane.
8
Keep slight left at fork
0.2 mi·23 sec
Toward I 495 West: New YorkUse the straight / slight right lanes.
9
Turn straight onto LIE North Service Road
0.4 mi·33 sec·LIE North Service Road
10
Turn straight onto North Service Road
0.1 mi·14 sec·North Service Road
11
Take the ramp
0.2 mi·21 sec
Toward I 495 West: New York
12
Merge onto I 495
25 mi·33 min·Long Island Expressway
Use the straight / slight right lanes.
13
Take the exit
0.2 mi·27 sec
Exit 31N-SToward Cross Island Parkway, Whitestone Bridge, Kennedy AirportUse the straight / slight right lanes.
14
Keep slight right at fork
0.3 mi·38 sec
Exit 31NToward Cross Island Parkway North, Whitestone BridgeUse the slight left / slight right lanes.
15
Merge onto CI
3.1 mi·4 min·Cross Island Parkway
Use the straight / slight right lanes.
16
Take the exit
0.6 mi·1 min
Exit 33Toward I 295 North: Throgs Neck Bridge, Bronx, New EnglandUse the straight / slight right lanes.
17
Merge onto I 295
1.8 mi·3 min·Throgs Neck Bridge
18
Continue on I 295
0.7 mi·1 min·Throgs Neck Expressway
Use the straight / slight right lanes.
19
Keep slight right at fork onto I 695
1.8 mi·2 min·Throgs Neck Expressway
Exit 10Toward I 695 North: New HavenUse the straight / slight right lanes.
20
Merge onto I 95
1.0 mi·1 min·Bruckner Expressway
21
Continue on I 95
0.2 mi·18 sec·New England Thruway
22
Take the exit
430 ft·14 sec
Exit 9Toward Hutchinson Parkway NorthUse the slight right lane.
23
Keep slight left at fork
0.2 mi·31 sec
Toward Hutchinson River Parkway NorthUse the straight / right lanes.
24
Merge onto HR
9.7 mi·14 min·Hutchinson River Parkway
Use the straight / slight right lanes.
25
Take the exit
0.2 mi·47 sec
Exit 12Toward Mamaroneck Road, Scarsdale, MamaroneckUse the straight / slight right lanes.
26
Turn right onto Mamaroneck Road
1.1 mi·2 min·Mamaroneck Road
Use the right lane.
27
Turn right onto NY 125
0.4 mi·44 sec·Palmer Avenue
28
Continue on NY 125
0.4 mi·45 sec·Secor Road
29
Continue on NY 125
1.8 mi·3 min·Old Mamaroneck Road
30
Turn slight left onto NY 125
0.6 mi·1 min·Mamaroneck Avenue
31
At end of road, turn right onto NY 119
0.2 mi·27 sec·Main Street
Use the straight lane.
32
Arrive at destination
NY 119
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
The midpoint is around 28.9 miles from Smithtown, NY, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 21
5 decision points cluster between mile 7.6 and 39.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
7.6 mi into trip|~10m in
Keep slight left at fork toward I 495 West: New York
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 495 West: New York
8
33.3 mi into trip|~46m in
Take the exit toward Cross Island Parkway, Whitestone Bridge, Kennedy Airport
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 31N-S
Toward Cross Island Parkway, Whitestone Bridge,...
10
33.5 mi into trip|~46m in
Keep slight right at fork toward Cross Island Parkway North, Whitestone Bridge
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Exit 31N
Toward Cross Island Parkway North, Whitestone B...
8
36.9 mi into trip|~51m in
Take the exit toward I 295 North: Throgs Neck Bridge, Bronx, New England
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 33
Toward I 295 North: Throgs Neck Bridge, Bronx,...
8
39.9 mi into trip|~57m in|I 695 / Throgs Neck Expressway
Keep slight right at fork onto I 695 / Throgs Neck Expressway toward I 695 North: New Haven
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Exit 10
Toward I 695 North: New Haven
Fuel & Cost
Regular Gas
$9.38 one way
$18.75 round trip
$4.13/gal25.4 MPG avg20 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.47
$10.15
$20.30
premium
$4.87
$11.05
$22.11
diesel
$5.40
$12.27
$24.55
Estimated Tolls: $6.83
Throgs Neck Bridge
$6.55
Jericho Turnpike
(4 mi)$0.28
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Drive Cost (one way)
Fuel
$9
Tolls
$7
Total
$16
Estimated CO2 emission: 20.2 kg one way.
Prices: EIA weekly data, 2026-04-20.
Driving Electric?
About $6 in charging
· 0 stops
· 65% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
17.3
0
$6.06
$2.77
Efficient EV
14.4
0
$5.05
$2.31
EV Truck/SUV
23.1
0
$8.08
$3.69
Gas CO2
20 kg
EV CO2
7 kg (65% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 26, 2026
Origin
Smithtown, NY
Late night
in Smithtown on Sunday
Local time
4:09 AM
EDT
Current temp
39°F
Rain Showers
E 9 mph98% chanceLive forecast
Flood Warning
Flood Warning issued April 26 at 12:24AM EDT by NWS Binghamton NY
Flood Warning
Flood Warning issued April 25 at 8:05PM EDT until April 26 at 11:00AM EDT by NWS Buffalo NY
Destination
White Plains, NY
Late night
in White Plains on Sunday
Local time
4:09 AM
EDT
Current temp
39°F
Rain Showers
E 8 mph99% chanceLive forecast
Flood Warning
Flood Warning issued April 26 at 12:24AM EDT by NWS Binghamton NY
Flood Warning
Flood Warning issued April 25 at 8:05PM EDT until April 26 at 11:00AM EDT by NWS Buffalo NY
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
Very similar conditions
Both ends of the route are sitting at about the same temperature right now.
Road read
1h 26m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
This drive is predominantly highway, with 83% of it on major roads. You'll encounter your longest stretch of continuous driving for 24.8 miles on the Long Island Expressway. Expect to transition from highway to surface roads as you approach your destination, with a significant portion of the route involving highway driving before these changes occur. The density of exits on the expressway indicates a well-connected corridor.
83% highway — fuel and pacing are the main things to plan.
32 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 24.8 mi on Long Island Expressway.
How Hard Is This Drive?
10/10
This is a straightforward highway drive that stays mostly on Long Island Expressway and Hutchinson River Parkway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 7.6 miles in.
Driving Effort10/10
Demanding - stay alert through the decision-heavy sections
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 57.7 miles you will encounter 21 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 7.6 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 33.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 33.5 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Smithtown, NY and White Plains, NY, road signs point toward Sm South: Bay Shore, Kennedy Airport, Cross Island Parkway North, Bronx, New England and Hutchinson Parkway North - among others.
Smithtown is a town of 117,000 people (2016) in Suffolk County, on Long Island, in New York. Smithtown is comprised of the villages and hamlets of Commack (in part, with the Town of Huntington), Fort Salonga (in part, with the Town of Huntington), Hauppauge (in part, with the Town of Islip), Head of the Harbor, Kings Park, Lake Ronkonkoma (in part with the Town of Brookhaven and Town of Islip), Nesconset, Nissequogue, Smithtown, St. James, & Village of the Branch.
White Plains is a city of 60,000 people (2020) in Westchester County, New York. White Plains has several locations listed on the National Register of Historic Places. It also does well-run Saint Patrick's Day parade and New Year's celebrations. The library is top notch. Liberty Park is also worth a visit.
Doable as a same-day drive at 1h 26m. Total distance: 57.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 26m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (83%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 24.8 miles on Long Island Expressway. The full list of main roads is in the Roads section above.
Expect about $6.83 in tolls one way, starting with Throgs Neck Bridge. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
Yes — we found about 3 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at White Plains, NY before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 7.6 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 33.3 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 33.5 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — General Grant National Memorial, Hamilton Grange National Memorial and African Burial Ground National Monument (6 total within detour distance). See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at White Plains, NY before heading back.
