How far is Greenwich, CT from Prospect, CT?

The driving distance from Greenwich, CT to Prospect, CT is about 57.4 miles (92.4 km), with a travel time of about 01h 17m by car.

  • The straight-line flight distance is about 47.1 miles (75.8 km).
  • For a round trip, plan for roughly 02h 35m 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
57.4 mi
01h 17m
Flight
47.11 mi
75.82 km direct

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

Learn Distance

Choose another destination from Greenwich.

Flight Distance

Direct air line
47.11 mi
Kilometers
75.82 km
Flight Time
00h 05m

Driving Distance

Road route
57.4 mi
Kilometers
92.38 km
Drive Time
01h 17m

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 17m.

Arrival Snapshot
Arrive in Prospect
Thu, Apr 16, 2:45 AM EDT
Return by in Greenwich
Thu, Apr 16, 4:03 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Greenwich
2026-04-16T01:27
Arrive Prospect
Thu, Apr 16, 2:45 AM EDT
Route Timing
01h 17m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:18 AM to 11:18 AM EDT

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

Leave by
3:54 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Greenwich
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
Bridgeport
CT

The second most populous city in Connecticut.

From Greenwich
28.7 mi
00h 39m
To Prospect
28.7 mi
00h 39m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Thursday

Partly Sunny

Starts
Thu, Apr 16 6:00 AM EDT
Wind
5 to 10 mph SW
Destination
82°F
Thursday

Partly Sunny then Slight Chance Rain Showers

Starts
Thu, Apr 16 6:00 AM EDT
Wind
3 to 10 mph SW

Driving Route Map

The map below follows the saved road route between Greenwich and Prospect.

Turn-by-Turn Driving Directions

Step-by-step road directions between Greenwich and Prospect.

  1. 1

    Start on West Elm Street

    16 m · 6 sec · West Elm Street

  2. 2

    Turn left onto Field Point Road

    1187 ft · 26 sec · Field Point Road

  3. 3

    Turn slight left onto Sound View Drive

    1145 ft · 23 sec · Sound View Drive

  4. 4

    Continue on Arch Street

    1165 ft · 35 sec · Arch Street

  5. 5

    Take the ramp left toward I 95 North: New Haven

    1220 ft · 30 sec

  6. 6

    Merge slight left

    26.1 mi · 35 min

  7. 7

    Take the exit slight right toward CT 25, CT 8: Trumbull, Waterbury

    1 km · 1 min

  8. 8

    Continue straight

    3.2 mi · 3 min

  9. 9

    Keep slight right to continue on CT 8 North: Waterbury, New Haven

    22.5 mi · 28 min

  10. 10

    Take the exit slight right toward Union City, Prospect

    1452 ft · 43 sec

  11. 11

    Continue on Union Street

    127 m · 12 sec · Union Street

  12. 12

    Turn right onto Prospect Street

    1.8 mi · 3 min · Prospect Street

  13. 13

    Continue on Union City Road

    1.9 mi · 3 min · Union City Road

  14. 14

    Arrive at your destination

    0 m · 1 sec · Union City Road

Car Route Details

A richer read on the saved driving route between Greenwich and Prospect.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
14 steps
3 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
24.4 / 100 mi
Decision points by distance
Main Roads
I 95 North
26.3 mi · 46%
CT 8 North
22.5 mi · 39%
CT 25
3.88 mi · 7%
Union City Road
1.9 mi · 3%
Prospect Street
1.8 mi · 3%
Union City
0.28 mi
Longest Stretch

I 95 North

Merge slight left

26.1 mi · 00h 35m

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 17m
Day trip friendly
Same-Day Return
02h 36m
Round-trip wheel time
Road vs Air
+10.3 mi
47.1 mi direct line
Halfway Stop
Bridgeport
00h 39m from Greenwich
Leave By
3:54 PM EDT
Morning start is best
Weather Watch

Partly Sunny leaving Greenwich and Partly Sunny then Slight Chance Rain Showers near Prospect.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Greenwich to Prospect?

The road trip is about 57.4 miles (92.4 km) and usually takes 01h 17m 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 28.7 miles from Greenwich and 28.7 miles from Prospect.

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 10.3 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 3:54 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $8.01 one way or $16.02 round trip. Estimated CO2 is about 18 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Greenwich and Partly Sunny then Slight Chance Rain Showers near Prospect.

Stop Ideas Near Bridgeport

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 Bridgeport and the surrounding midpoint area.
Norwalk City Hall parking
Scenic stop 12.3 mi away

Norwalk City Hall parking

Norwalk , CT
City Hall Dr, Norwalk, CT 06851
Rating 4.0/5 27 reviews Parking lot
Bridgeport City Hall
Meeting point 0.6 mi away

Bridgeport City Hall

Bridgeport , CT
45 Lyon Terrace, Bridgeport, CT 06604
Rating 4.5/5 36 reviews City Hall
Town Hall
Nearby stop 9.7 mi away

Town Hall

Weston , CT
56 Norfield Rd, Weston, CT 06883
Corporate office
Stop photo coming soon
Scenic stop 0.6 mi away

City Hall Visitor Parking

Bridgeport , CT
232 Golden Hill St, Bridgeport, CT 06604
Parking lot

Transit and Meeting Points

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

RAIL

Bridgeport

525 Water St.
RAIL

Union Station

26 mi away
50 Union Avenue
RAIL

Stamford Transportation Center

33 mi away
Washington Blvd and South State St.
RAIL

Wallingford station

43 mi away
37 Hall Avenue

Flight Path Map

This map shows the direct air route between Greenwich and Prospect. Straight-line distance: 47.11 mi (75.82 km).

Greenwich

#1 Greenwich

Town in Fairfield County, Connecticut, United States

Population62,769
Coordinates41.0264900, -73.6284600
Altitude28
CountryUnited States
Prospect

#2 Prospect

Town in New Haven County, Connecticut, United States

Population9,755
Coordinates41.5023200, -72.9787200
Altitude268
CountryUnited States
Start: Greenwich (-73.62846, 41.02649)
End: Prospect (-72.97872, 41.50232)

Estimated Travel Time

Distance: 92 km by road

SpeedTime
30 mph (48.3 km/h)01h 54m
40 mph (64.37 km/h)01h 26m
50 mph (80.47 km/h)01h 08m
60 mph (96.56 km/h)00h 57m
70 mph (112.65 km/h)00h 49m
80 mph (129 km/h)00h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.03 gal
7.67 L · about $8.01
Round trip
$16.02
4.06 gal · 15.34 L
Estimated CO2
18 kg one way
Round trip: 36.1 kg / 80 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $8.01 $16.02
Mid-grade $4.46 $9.05 $18.10
Premium $4.86 $9.86 $19.72
Diesel $6.00 $12.17 $24.35

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 Connecticut · Apr 16, 2026

There is no time difference between Greenwich and Prospect. The current time is 01:27:07.

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.