How far is Stony Brook, NY from Elmhurst, NY?

The driving distance from Stony Brook, NY to Elmhurst, NY is about 47.7 miles (76.7 km), with a travel time of about 01h 15m by car.

  • The straight-line flight distance is about 40.7 miles (65.5 km).
  • For a round trip, plan for roughly 02h 31m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
47.67 mi
01h 15m
Flight
40.68 mi
65.47 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Stony Brook.

Flight Distance

Direct air line
40.68 mi
Kilometers
65.47 km
Flight Time
00h 04m

Driving Distance

Road route
47.67 mi
Kilometers
76.72 km
Drive Time
01h 15m

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 01h 15m.

Arrival Snapshot
Arrive in Elmhurst
Sun, Apr 19, 6:07 AM EDT
Return by in Stony Brook
Sun, Apr 19, 7:23 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Stony Brook
2026-04-19T04:51
Arrive Elmhurst
Sun, Apr 19, 6:07 AM EDT
Route Timing
01h 15m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:16 AM to 11:16 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:58 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Stony Brook
9:30 PM EDT
Morning start is best

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
Plainview
NY

City in Texas

From Stony Brook
23.5 mi
00h 37m
To Elmhurst
24.2 mi
00h 37m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
5 to 12 mph SW
Destination
64°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 15 mph SW

Driving Route Map

The map below follows the saved road route between Stony Brook and Elmhurst.

Turn-by-Turn Driving Directions

Step-by-step road directions between Stony Brook and Elmhurst.

  1. 1

    Start on Cedar Street

    20 m · 2 sec · Cedar Street

  2. 2

    Turn left onto Christian Avenue

    2555 ft · 51 sec · Christian Avenue

  3. 3

    Continue on Main Street

    1.1 km · 1 min · Main Street

  4. 4

    Continue on North Country Road

    1.1 km · 1 min · North Country Road

  5. 5

    Continue on Smithtown-Port Jefferson Road

    1.5 km · 2 min · Smithtown-Port Jefferson Road

  6. 6

    Turn slight left onto North Country Road

    3.4 mi · 6 min · North Country Road

  7. 7

    Continue on Hauppauge Road

    1.3 mi · 2 min · Hauppauge Road

  8. 8

    Continue on Hauppauge Boulevard

    1.5 km · 1 min · Hauppauge Boulevard

  9. 9

    At the end of the road, turn right onto Townline Road

    128 m · 9 sec · Townline Road

  10. 10

    Keep slight left to continue on Wheeler Road

    1.5 mi · 2 min · Wheeler Road

  11. 11

    Turn right onto LIE North Service Road

    2816 ft · 54 sec · LIE North Service Road

  12. 12

    Take the ramp slight left toward I 495 West: New York

    1303 ft · 32 sec

  13. 13

    Merge slight left onto Long Island Expressway

    35.1 mi · 48 min · Long Island Expressway

  14. 14

    Take the exit slight right toward NY 25: Woodhaven Boulevard, Rockaways, 69th Street, Grand Avenue

    2013 ft · 49 sec

  15. 15

    Keep slight right to continue on NY 25: Queens Boulevard

    1257 ft · 47 sec

  16. 16

    Turn right onto Queens Boulevard

    2692 ft · 2 min · Queens Boulevard

  17. 17

    Turn left onto Grand Avenue

    42 m · 9 sec · Grand Avenue

  18. 18

    Arrive at your destination

    0 m · 1 sec · Grand Avenue

Car Route Details

A richer read on the saved driving route between Stony Brook and Elmhurst.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
18 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
37.7 / 100 mi
Decision points by distance
Main Roads
Long Island Expressway
35.1 mi · 74%
North Country Road
4.09 mi · 9%
Wheeler Road
1.52 mi · 3%
Hauppauge Road
1.33 mi · 3%
Hauppauge Boulevard
0.94 mi · 2%
Smithtown-Port Jefferson Road
0.91 mi · 2%
Longest Stretch

Long Island Expressway

Merge slight left onto Long Island Expressway

35.1 mi · 00h 48m

Route Summary

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

Trip Read

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.

Drive Time
01h 15m
Day trip friendly
Same-Day Return
02h 32m
Round-trip wheel time
Road vs Air
+7 mi
40.7 mi direct line
Halfway Stop
Plainview
00h 37m from Stony Brook
Leave By
3:58 PM EDT
Morning start is best
Weather Watch

Rain Showers Likely leaving Stony Brook and Chance Rain Showers near Elmhurst.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Stony Brook to Elmhurst?

The road trip is about 47.7 miles (76.7 km) and usually takes 01h 15m 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?

Plainview is a useful midpoint, sitting about 23.5 miles from Stony Brook and 24.2 miles from Elmhurst.

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

The direct path is about 40.7 miles (65.5 km), while the road route adds roughly 7 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 3:58 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.74 one way or $13.47 round trip. Estimated CO2 is about 14.9 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Stony Brook and Chance Rain Showers near Elmhurst.

Stop Ideas Near Plainview

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Plainview and the surrounding midpoint area.
Town of Babylon History Museum at Old Town Hall
Scenic stop 10 mi away

Town of Babylon History Museum at Old Town Hall

Babylon , NY
47 W Main St, Babylon, NY 11702
Rating 4.6/5 26 reviews Tourist attraction,History museum
Babylon Town Hall Annex
Meeting point 8.4 mi away

Babylon Town Hall Annex

North Babylon , NY
281 Phelps Ln, North Babylon, NY 11703
Rating 3.9/5 26 reviews City government office,City Hall

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Plainview.

RAIL

Stamford Transportation Center

31 mi away
Washington Blvd and South State St.
RAIL

New Rochelle station

31 mi away
1 Railroad Plaza
RAIL

Yonkers station

41 mi away
5 Buena Vista Ave.
RAIL

Pennsylvania Station

44 mi away
8th Ave 31st Street / 8th Ave 33rd Street

Flight Path Map

This map shows the direct air route between Stony Brook and Elmhurst. Straight-line distance: 40.68 mi (65.47 km).

Stony Brook

#1 Stony Brook

Public university in Stony Brook, New York, United States

Population13,740
Coordinates40.9256500, -73.1409400
Altitude27
CountryUnited States
Photo coming soon

#2 Elmhurst

Elmhurst is a place in New York, United States.

Population0
Coordinates40.7364900, -73.8779100
Altitude8
CountryUnited States
Start: Cedar Street (-73.140947, 40.925621)
End: Grand Avenue (-73.877923, 40.736497)

Estimated Travel Time

Distance: 77 km by road

SpeedTime
30 mph (48.3 km/h)01h 35m
40 mph (64.37 km/h)01h 11m
50 mph (80.47 km/h)00h 57m
60 mph (96.56 km/h)00h 47m
70 mph (112.65 km/h)00h 40m
80 mph (129 km/h)00h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.68 gal
6.37 L · about $6.74
Round trip
$13.47
3.36 gal · 12.74 L
Estimated CO2
14.9 kg one way
Round trip: 29.9 kg / 66 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.01 $6.74 $13.47
Mid-grade $4.48 $7.53 $15.06
Premium $4.86 $8.17 $16.33
Diesel $4.69 $7.89 $15.77

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

There is no time difference between Stony Brook and Elmhurst. The current time is 04:51:41.

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.