How far is Westport, CT from Greenwich, CT?
The driving distance from Westport, CT to Greenwich, CT is about 18.1 miles (29.1 km), with a travel time of about 00h 25m by car.
- The straight-line flight distance is about 16.2 miles (26 km).
- For a round trip, plan for roughly 00h 51m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 25m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Westport and Greenwich.
Turn-by-Turn Driving Directions
Step-by-step road directions between Westport and Greenwich.
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1
Start on Post Road East
1879 ft · 43 sec · Post Road East
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2
Turn left onto Riverside Avenue
1.2 mi · 2 min · Riverside Avenue
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3
Continue on Saugatuck Avenue
1358 ft · 34 sec · Saugatuck Avenue
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4
Take the ramp right toward I 95 South: New York City
1755 ft · 1 min
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5
Merge slight left
15.2 mi · 21 min
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6
Take the exit slight right toward Arch Street
791 ft · 29 sec
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7
Turn right onto Arch Street
757 ft · 20 sec · Arch Street
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8
Turn straight onto Sound View Drive
1145 ft · 23 sec · Sound View Drive
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9
Turn slight right onto Field Point Road
1187 ft · 28 sec · Field Point Road
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10
Turn right onto West Elm Street
16 m · 1 sec · West Elm Street
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11
Arrive at your destination
0 m · 1 sec · West Elm Street
Car Route Details
A richer read on the saved driving route between Westport and Greenwich.
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.
I 95 South
Merge slight left
15.2 mi · 00h 21m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Chance Rain Showers leaving Westport and Chance Rain Showers near Greenwich.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Westport to Greenwich?
The road trip is about 18.1 miles (29.1 km) and usually takes 00h 25m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Darien is a useful midpoint, sitting about 9 miles from Westport and 9.1 miles from Greenwich.
How much longer is the road route than the straight-line distance?
The direct path is about 16.2 miles (26 km), while the road route adds roughly 1.9 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:38 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.52 one way or $5.05 round trip. Estimated CO2 is about 5.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Westport and Chance Rain Showers near Greenwich.
Stop Ideas Near Darien
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Norwalk City Hall parking
City of Norwalk, Connecticut
City Hall
Old Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Darien.
Stamford Transportation Center
Bridgeport
New Rochelle station
Croton–Harmon station
Flight Path Map
This map shows the direct air route between Westport and Greenwich. Straight-line distance: 16.17 mi (26.03 km).
#1 Westport
Town in Connecticut
| Population | 28,444 |
| Coordinates | 41.1414900, -73.3579000 |
| Altitude | 9 |
| 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: 29 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 36m |
| 40 mph (64.37 km/h) | 00h 27m |
| 50 mph (80.47 km/h) | 00h 21m |
| 60 mph (96.56 km/h) | 00h 18m |
| 70 mph (112.65 km/h) | 00h 15m |
| 80 mph (129 km/h) | 00h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $2.52 | $5.05 |
| Mid-grade | $4.46 | $2.85 | $5.70 |
| Premium | $4.86 | $3.11 | $6.22 |
| Diesel | $6.00 | $3.84 | $7.68 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.