How far is Watervliet, NY from Smithtown, NY?

The driving distance from Watervliet, NY to Smithtown, NY is about 198 miles (318.7 km), with a travel time of about 03h 25m by car.

  • The straight-line flight distance is about 132 miles (212.5 km).
  • For a round trip, plan for roughly 06h 51m 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
198.01 mi
03h 25m
Flight
132.04 mi
212.49 km direct

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

Learn Distance

Choose another destination from Watervliet.

Flight Distance

Direct air line
132.04 mi
Kilometers
212.49 km
Flight Time
00h 15m

Driving Distance

Road route
198.01 mi
Kilometers
318.66 km
Drive Time
03h 25m

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 25m.

Arrival Snapshot
Arrive in Smithtown
Wed, Apr 22, 10:27 PM EDT
Return by in Watervliet
Thu, Apr 23, 1:53 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Watervliet
2026-04-22T19:01
Arrive Smithtown
Wed, Apr 22, 10:27 PM EDT
Route Timing
03h 25m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:26 AM to 11:26 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
10:08 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Watervliet
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
Firthcliffe
NY

Census-designated place in Orange County, New York

From Watervliet
97.1 mi
01h 42m
To Smithtown
100.8 mi
01h 42m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
55°F
Wednesday

Slight Chance Rain And Snow Showers then Partly Sunny

Starts
Wed, Apr 22 6:00 AM EDT
Wind
5 to 8 mph SW
Destination
50°F
Wednesday

Rain Showers Likely

Starts
Wed, Apr 22 6:00 AM EDT
Wind
9 to 15 mph SE

Driving Route Map

The map below follows the saved road route between Watervliet and Smithtown.

Turn-by-Turn Driving Directions

Step-by-step road directions between Watervliet and Smithtown.

  1. 1

    Start on 19th Street

    21 m · 5 sec · 19th Street

  2. 2

    Turn right onto 2nd Avenue

    991 ft · 32 sec · 2nd Avenue

  3. 3

    Turn right onto 23rd Street

    594 ft · 22 sec · 23rd Street

  4. 4

    Take the ramp right toward I 787 South

    1256 ft · 27 sec

  5. 5

    Merge slight left

    7.8 mi · 11 min

  6. 6

    Continue on I 87 Toll: New York State Thruway

    3231 ft · 1 min

  7. 7

    Keep slight left to continue on I 87 South: New York, Massachusetts Turnpike, Exits 22-1

    2725 ft · 1 min

  8. 8

    Merge slight left onto New York State Thruway

    111.2 mi · 2 hr 8 min · New York State Thruway

  9. 9

    Keep slight right to continue on I 287 South, NJ 17 South: New Jersey

    1.5 km · 60 sec

  10. 10

    Continue straight

    2496 ft · 39 sec

  11. 11

    Keep slight left to continue on NJ 17 South: Mahwah

    14.1 mi · 19 min

  12. 12

    Take the exit slight right toward NJ 4, GSP South: Paterson, Fort Lee, New York

    566 ft · 19 sec

  13. 13

    Keep slight left to continue on NJ 4 East: Fort Lee, New York

    2455 ft · 1 min

  14. 14

    Merge slight left

    1417 ft · 24 sec

  15. 15

    Continue straight

    6.4 mi · 9 min

  16. 16

    Take the exit slight left toward I 95 North: George Washington Bridge

    1124 ft · 18 sec

  17. 17

    Merge slight left

    1.2 km · 55 sec

  18. 18

    Keep slight left

    1.3 km · 1 min

  19. 19

    Continue on George Washington Bridge (upper level)

    3174 ft · 1 min · George Washington Bridge (upper level)

  20. 20

    Continue on Trans-Manhattan Expressway

    1.2 km · 1 min · Trans-Manhattan Expressway

  21. 21

    Continue on Cross Bronx Expressway

    4.7 mi · 6 min · Cross Bronx Expressway

  22. 22

    Keep slight right to continue on Cross Bronx Expressway

    2 mi · 3 min · Cross Bronx Expressway

  23. 23

    Merge slight left onto Throgs Neck Expressway

    3271 ft · 58 sec · Throgs Neck Expressway

  24. 24

    Continue on Throgs Neck Bridge

    2 mi · 3 min · Throgs Neck Bridge

  25. 25

    Continue on Clearview Expressway

    3.2 mi · 3 min · Clearview Expressway

  26. 26

    Take the exit slight right toward I 495: Manhattan, Eastern Long Island

    810 ft · 28 sec

  27. 27

    Keep slight left to continue on I 495 East: Long Island Expressway, Eastern Long Island

    1448 ft · 39 sec

  28. 28

    Merge slight left onto Long Island Expressway

    14.2 mi · 20 min · Long Island Expressway

  29. 29

    Take the exit slight right toward N East: Hauppauge

    2144 ft · 53 sec

  30. 30

    Merge slight left onto Northern State Parkway

    13.7 mi · 19 min · Northern State Parkway

  31. 31

    Take the exit slight right toward SM North: Kings Park

    1052 ft · 26 sec

  32. 32

    Merge slight left onto Sagtikos State Parkway

    152 m · 6 sec · Sagtikos State Parkway

  33. 33

    Continue on Sunken Meadow State Parkway

    1.7 mi · 2 min · Sunken Meadow State Parkway

  34. 34

    Take the exit slight right toward NY 25 East: Jericho Turnpike East, Smithtown

    1170 ft · 31 sec

  35. 35

    Turn slight right onto Jericho Turnpike

    3.9 mi · 6 min · Jericho Turnpike

  36. 36

    Continue on West Main Street

    3144 ft · 55 sec · West Main Street

  37. 37

    Arrive at your destination

    0 m · 1 sec · West Main Street

Car Route Details

A richer read on the saved driving route between Watervliet and Smithtown.

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
37 steps
5 turns on the saved route
Ramps & Exits
16
8 merges, 8 ramps or exits
Navigation Density
18.7 / 100 mi
Decision points by distance
Main Roads
New York State Thruway
111 mi · 56%
Long Island Expressway
14.2 mi · 7%
NJ 17 South
14.1 mi · 7%
Northern State Parkway
13.7 mi · 7%
I 787 South
8.08 mi · 4%
NJ 4 East
7.12 mi · 4%
Longest Stretch

New York State Thruway

Merge slight left onto New York State Thruway

111 mi · 02h 08m

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 25m
Long day trip
Same-Day Return
06h 52m
Round-trip wheel time
Road vs Air
+66 mi
132 mi direct line
Halfway Stop
Firthcliffe
01h 42m from Watervliet
Leave By
10:08 AM EDT
Early departure recommended
Weather Watch

Slight Chance Rain And Snow Showers then Partly Sunny leaving Watervliet and Rain Showers Likely near Smithtown.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Watervliet to Smithtown?

The road trip is about 198 miles (318.7 km) and usually takes 03h 25m 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?

Firthcliffe is a useful midpoint, sitting about 97.1 miles from Watervliet and 100.8 miles from Smithtown.

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

The direct path is about 132 miles (212.5 km), while the road route adds roughly 66 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 10:08 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $28.02 one way or $56.05 round trip. Estimated CO2 is about 62.1 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain And Snow Showers then Partly Sunny around Watervliet and Rain Showers Likely near Smithtown.

Stop Ideas Near Firthcliffe

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

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

RAIL

Croton–Harmon station

31 mi away
1 Croton Point Avenue
RAIL

Poughkeepsie station

31 mi away
41 Main St.
RAIL

Rhinecliff–Kingston station

54 mi away
Hutton and Charles Sts.
RAIL

Yonkers station

57 mi away
5 Buena Vista Ave.

Flight Path Map

This map shows the direct air route between Watervliet and Smithtown. Straight-line distance: 132.04 mi (212.49 km).

Watervliet

#1 Watervliet

City in New York, USA

Population9,807
Coordinates42.7300800, -73.7012300
Altitude9
CountryUnited States
Smithtown

#2 Smithtown

Census-designated place in Suffolk County, New York

Population110,876
Coordinates40.8559300, -73.2006700
Altitude18
CountryUnited States
Start: 19th Street (-73.701244, 42.730055)
End: West Main Street (-73.200729, 40.855811)

Estimated Travel Time

Distance: 319 km by road

SpeedTime
30 mph (48.3 km/h)06h 35m
40 mph (64.37 km/h)04h 57m
50 mph (80.47 km/h)03h 57m
60 mph (96.56 km/h)03h 18m
70 mph (112.65 km/h)02h 49m
80 mph (129 km/h)02h 28m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.99 gal
26.45 L · about $28.02
Round trip
$56.05
13.98 gal · 52.9 L
Estimated CO2
62.1 kg one way
Round trip: 124.2 kg / 274 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.01 $28.02 $56.05
Mid-grade $4.48 $31.32 $62.64
Premium $4.86 $33.98 $67.96
Diesel $4.69 $32.81 $65.62

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 22, 2026

There is no time difference between Watervliet and Smithtown. The current time is 19:01:44.

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.