How far is Richmond Hill, NY from Southold, NY?

The driving distance from Richmond Hill, NY to Southold, NY is about 85.7 miles (138 km), with a travel time of about 02h 06m by car.

  • The straight-line flight distance is about 77.6 miles (124.9 km).
  • For a round trip, plan for roughly 04h 12m 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
85.72 mi
02h 06m
Flight
77.61 mi
124.9 km direct

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

Learn Distance

Choose another destination from Richmond Hill.

Flight Distance

Direct air line
77.61 mi
Kilometers
124.9 km
Flight Time
00h 09m

Driving Distance

Road route
85.72 mi
Kilometers
137.96 km
Drive Time
02h 06m

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 06m.

Arrival Snapshot
Arrive in Southold
Sun, Apr 19, 8:06 AM EDT
Return by in Richmond Hill
Sun, Apr 19, 10:12 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Richmond Hill
2026-04-19T05:59
Arrive Southold
Sun, Apr 19, 8:06 AM EDT
Route Timing
02h 06m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:06 AM to 12:06 PM EDT

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

Leave by
2:18 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Richmond Hill
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
Ronkonkoma
NY

Hamlet and census-designated place on Long Island in the Town of Islip, New York, United States

From Richmond Hill
42.8 mi
01h 03m
To Southold
42.9 mi
01h 03m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
59°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
8 to 14 mph SW
Destination
53°F
Sunday

Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 16 mph SW

Driving Route Map

The map below follows the saved road route between Richmond Hill and Southold.

Turn-by-Turn Driving Directions

Step-by-step road directions between Richmond Hill and Southold.

  1. 1

    Start on Jamaica Avenue

    34 m · 11 sec · Jamaica Avenue

  2. 2

    Turn left onto Lefferts Boulevard

    2450 ft · 2 min · Lefferts Boulevard

  3. 3

    Turn left onto Metropolitan Avenue

    2315 ft · 56 sec · Metropolitan Avenue

  4. 4

    Take the ramp slight right toward Jackie Robinson Parkway East, Eastern Long Island

    706 ft · 17 sec

  5. 5

    Merge slight left onto Jackie Robinson Parkway

    1.2 km · 1 min · Jackie Robinson Parkway

  6. 6

    Keep slight left to continue on Grand Central Parkway East, Eastern Long Island

    2013 ft · 57 sec

  7. 7

    Merge slight left onto Grand Central Parkway

    6.8 mi · 9 min · Grand Central Parkway

  8. 8

    Continue on Northern State Parkway

    2.4 mi · 3 min · Northern State Parkway

  9. 9

    Take the exit slight right toward Shelter Rock Road South, Searingtown

    1265 ft · 38 sec

  10. 10

    Turn sharp left onto Shelter Rock Road

    689 ft · 22 sec · Shelter Rock Road

  11. 11

    Turn right onto South Service Road

    1.2 km · 1 min · South Service Road

  12. 12

    Take the ramp straight toward I 495 East: Riverhead

    1168 ft · 30 sec

  13. 13

    Merge slight left onto Long Island Expressway

    52 mi · 1 hr 10 min · Long Island Expressway

  14. 14

    Keep slight left to continue on CR 58 East: Old Country Road, Greenport, Orient

    1.2 km · 1 min

  15. 15

    Keep slight left to continue on CR 58 east: Greenport, Orient

    150 m · 14 sec

  16. 16

    Turn straight onto Old Country Road

    2.3 mi · 5 min · Old Country Road

  17. 17

    Enter the roundabout and take exit 2 toward Old Country Road

    33 m · 6 sec · Old Country Road

  18. 18

    Exit the roundabout onto Old Country Road

    1.4 km · 2 min · Old Country Road

  19. 19

    Turn left onto Northville Turnpike

    2.3 mi · 4 min · Northville Turnpike

  20. 20

    Turn right onto Sound Avenue

    5.4 mi · 9 min · Sound Avenue

  21. 21

    Continue on Middle Road

    8.8 mi · 13 min · Middle Road

  22. 22

    Take the exit right toward Southold

    71 m · 13 sec

  23. 23

    Turn slight right onto Youngs Avenue

    2820 ft · 1 min · Youngs Avenue

  24. 24

    Arrive at your destination

    0 m · 1 sec · Youngs Avenue

Car Route Details

A richer read on the saved driving route between Richmond Hill and Southold.

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
24 steps
10 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
28 / 100 mi
Decision points by distance
Main Roads
Long Island Expressway
52 mi · 61%
Middle Road
8.89 mi · 10%
Grand Central Parkway
6.84 mi · 8%
Sound Avenue
5.35 mi · 6%
Old Country Road
3.13 mi · 4%
Northern State Parkway
2.36 mi · 3%
Longest Stretch

Long Island Expressway

Merge slight left onto Long Island Expressway

52 mi · 01h 10m

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
02h 06m
Day trip friendly
Same-Day Return
04h 12m
Round-trip wheel time
Road vs Air
+8.1 mi
77.6 mi direct line
Halfway Stop
Ronkonkoma
01h 03m from Richmond Hill
Leave By
2:18 PM EDT
Morning start is best
Weather Watch

Rain Showers Likely leaving Richmond Hill and Rain Showers near Southold.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Richmond Hill to Southold?

The road trip is about 85.7 miles (138 km) and usually takes 02h 06m 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?

Ronkonkoma is a useful midpoint, sitting about 42.8 miles from Richmond Hill and 42.9 miles from Southold.

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

The direct path is about 77.6 miles (124.9 km), while the road route adds roughly 8.1 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 2:18 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $12.11 one way or $24.21 round trip. Estimated CO2 is about 26.8 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Richmond Hill and Rain Showers near Southold.

Stop Ideas Near Ronkonkoma

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 Ronkonkoma and the surrounding midpoint area.
Town of Babylon History Museum at Old Town Hall
Scenic stop 14.1 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
Brookhaven Town Hall
Meeting point 5 mi away

Brookhaven Town Hall

Farmingville , NY
1 Independence Hill, Farmingville, NY 11738
Rating 3.4/5 48 reviews City Hall

Transit and Meeting Points

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

RAIL

Bridgeport

41 mi away
525 Water St.
RAIL

Stamford Transportation Center

44 mi away
Washington Blvd and South State St.
RAIL

Union Station

56 mi away
50 Union Avenue
RAIL

New Rochelle station

57 mi away
1 Railroad Plaza

Flight Path Map

This map shows the direct air route between Richmond Hill and Southold. Straight-line distance: 77.61 mi (124.9 km).

Richmond Hill

#1 Richmond Hill

A hamlet in the Town of Mount Pleasant, New York.

Population98,984
Coordinates40.6998300, -73.8312500
Altitude18
CountryUnited States
Southold

#2 Southold

Town in New York

Population22,282
Coordinates41.0648200, -72.4262000
Altitude7
CountryUnited States
Start: Richmond Hill (-73.83125, 40.69983)
End: Southold (-72.4262, 41.06482)

Estimated Travel Time

Distance: 138 km by road

SpeedTime
30 mph (48.3 km/h)02h 51m
40 mph (64.37 km/h)02h 08m
50 mph (80.47 km/h)01h 42m
60 mph (96.56 km/h)01h 25m
70 mph (112.65 km/h)01h 13m
80 mph (129 km/h)01h 04m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.02 gal
11.45 L · about $12.11
Round trip
$24.21
6.04 gal · 22.9 L
Estimated CO2
26.8 kg one way
Round trip: 53.7 kg / 118 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.01 $12.11 $24.21
Mid-grade $4.48 $13.53 $27.07
Premium $4.86 $14.68 $29.36
Diesel $4.69 $14.18 $28.35

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 Richmond Hill and Southold. The current time is 05:59:48.

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.