How far is Prospect, CT from Greenwich, CT?
The driving distance from Prospect, CT to Greenwich, CT is about 57 miles (91.7 km), with a travel time of about 01h 05m by car.
- The straight-line flight distance is about 47.1 miles (75.8 km).
- For a round trip, plan for roughly 02h 11m 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 01h 05m.
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.
The second most populous city in Connecticut.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Slight Chance Rain Showers
Partly Sunny
Driving Route Map
The map below follows the saved road route between Prospect and Greenwich.
Turn-by-Turn Driving Directions
Step-by-step road directions between Prospect and Greenwich.
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1
Start on Union City Road
1.9 mi · 3 min · Union City Road
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2
Continue on Prospect Street
1.8 mi · 3 min · Prospect Street
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3
Turn left onto Union Street
127 m · 10 sec · Union Street
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4
Take the ramp straight toward CT 8 South
1548 ft · 38 sec
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5
Merge slight right
25.8 mi · 32 min
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6
Keep slight right to continue on I 95 South: New York City
1719 ft · 42 sec
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7
Merge slight left
26.1 mi · 36 min
-
8
Take the exit slight right toward Arch Street
791 ft · 29 sec
-
9
Turn right onto Arch Street
757 ft · 20 sec · Arch Street
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10
Turn straight onto Sound View Drive
1145 ft · 23 sec · Sound View Drive
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11
Turn slight right onto Field Point Road
1187 ft · 28 sec · Field Point Road
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12
Turn right onto West Elm Street
16 m · 1 sec · West Elm Street
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13
Arrive at your destination
0 m · 1 sec · West Elm Street
Car Route Details
A richer read on the saved driving route between Prospect and Greenwich.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 95 South
Merge slight left
26.1 mi · 00h 36m
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.
Partly Sunny then Slight Chance Rain Showers leaving Prospect and Partly Sunny near Greenwich.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Prospect to Greenwich?
The road trip is about 57 miles (91.7 km) and usually takes 01h 05m 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?
Bridgeport is a useful midpoint, sitting about 28.5 miles from Prospect and 28.5 miles from Greenwich.
How much longer is the road route than the straight-line distance?
The direct path is about 47.1 miles (75.8 km), while the road route adds roughly 9.9 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 4:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.93 one way or $15.86 round trip. Estimated CO2 is about 17.9 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Slight Chance Rain Showers around Prospect and Partly Sunny near Greenwich.
Stop Ideas Near Bridgeport
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Norwalk City Hall parking
Bridgeport City Hall
Town Hall
City Hall Visitor Parking
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Bridgeport.
Bridgeport
Union Station
Stamford Transportation Center
Wallingford station
Flight Path Map
This map shows the direct air route between Prospect and Greenwich. Straight-line distance: 47.11 mi (75.82 km).
#1 Prospect
Town in New Haven County, Connecticut, United States
| Population | 9,755 |
| Coordinates | 41.5023200, -72.9787200 |
| Altitude | 268 |
| Country | United States |
#2 Greenwich
Town in Fairfield County, Connecticut, United States
| Population | 62,769 |
| Coordinates | 41.0264900, -73.6284600 |
| Altitude | 28 |
| Country | United States |
End: West Elm Street (-73.628456, 41.026566)
Estimated Travel Time
Distance: 92 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 53m |
| 40 mph (64.37 km/h) | 01h 25m |
| 50 mph (80.47 km/h) | 01h 08m |
| 60 mph (96.56 km/h) | 00h 56m |
| 70 mph (112.65 km/h) | 00h 48m |
| 80 mph (129 km/h) | 00h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $7.93 | $15.86 |
| Mid-grade | $4.46 | $8.96 | $17.92 |
| Premium | $4.86 | $9.76 | $19.53 |
| Diesel | $6.00 | $12.05 | $24.11 |
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 Connecticut · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.