How far is Brookhaven, NY from Southold, NY?
The driving distance from Brookhaven, NY to Southold, NY is about 39.1 miles (63 km), with a travel time of about 00h 58m by car.
- The straight-line flight distance is about 32.2 miles (51.9 km).
- For a round trip, plan for roughly 01h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 58m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Town in New York
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers
Driving Route Map
The map below follows the saved road route between Brookhaven and Southold.
Turn-by-Turn Driving Directions
Step-by-step road directions between Brookhaven and Southold.
-
1
Start on South Country Road
1912 ft · 47 sec · South Country Road
-
2
Continue on South Country Road
108 m · 17 sec · South Country Road
-
3
Turn straight onto Montauk Highway
1.3 km · 1 min · Montauk Highway
-
4
Turn left onto Horseblock Road
88 m · 9 sec · Horseblock Road
-
5
Take the ramp slight right toward NY 27 East: Montauk
1716 ft · 42 sec
-
6
Merge slight left onto Sunrise Highway
14.8 mi · 20 min · Sunrise Highway
-
7
Take the exit slight right toward CR 31 North: Riverhead
1821 ft · 45 sec
-
8
Continue on Old Riverhead Road
1.3 km · 1 min · Old Riverhead Road
-
9
Enter the roundabout and take exit 2 toward Quogue Riverhead Road
49 m · 2 sec · Quogue Riverhead Road
-
10
Exit the roundabout onto Quogue Riverhead Road
1.5 mi · 2 min · Quogue Riverhead Road
-
11
Turn straight onto Cross River Drive
4.8 mi · 7 min · Cross River Drive
-
12
Turn right onto Northville Turnpike
2876 ft · 1 min · Northville Turnpike
-
13
Turn right onto Sound Avenue
5.4 mi · 9 min · Sound Avenue
-
14
Continue on Middle Road
8.8 mi · 13 min · Middle Road
-
15
Take the exit right toward Southold
71 m · 13 sec
-
16
Turn slight right onto Youngs Avenue
2820 ft · 1 min · Youngs Avenue
-
17
Arrive at your destination
0 m · 1 sec · Youngs Avenue
Car Route Details
A richer read on the saved driving route between Brookhaven and Southold.
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.
Sunrise Highway
Merge slight left onto Sunrise Highway
14.8 mi · 00h 20m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Rain Showers Likely leaving Brookhaven 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 Brookhaven to Southold?
The road trip is about 39.1 miles (63 km) and usually takes 00h 58m 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?
Riverhead is a useful midpoint, sitting about 19.6 miles from Brookhaven and 19.6 miles from Southold.
How much longer is the road route than the straight-line distance?
The direct path is about 32.2 miles (51.9 km), while the road route adds roughly 6.9 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 4:34 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.53 one way or $11.06 round trip. Estimated CO2 is about 12.3 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Brookhaven and Rain Showers near Southold.
Stop Ideas Near Riverhead
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Riverhead.
Union Station
Old Saybrook station
Bridgeport
Wallingford station
Flight Path Map
This map shows the direct air route between Brookhaven and Southold. Straight-line distance: 32.27 mi (51.94 km).
#1 Brookhaven
This town in Suffolk County, New York, is the most populous in the state.
| Population | 479,883 |
| Coordinates | 40.7792700, -72.9153800 |
| Altitude | 3 |
| Country | United States |
#2 Southold
Town in New York
| Population | 22,282 |
| Coordinates | 41.0648200, -72.4262000 |
| Altitude | 7 |
| Country | United States |
End: Southold (-72.4262, 41.06482)
Estimated Travel Time
Distance: 63 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 18m |
| 40 mph (64.37 km/h) | 00h 58m |
| 50 mph (80.47 km/h) | 00h 46m |
| 60 mph (96.56 km/h) | 00h 39m |
| 70 mph (112.65 km/h) | 00h 33m |
| 80 mph (129 km/h) | 00h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.01 | $5.53 | $11.06 |
| Mid-grade | $4.48 | $6.18 | $12.37 |
| Premium | $4.86 | $6.71 | $13.42 |
| Diesel | $4.69 | $6.48 | $12.96 |
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.