How far is Old Lyme, CT from Greenwich, CT?
The driving distance from Old Lyme, CT to Greenwich, CT is about 78.3 miles (126 km), with a travel time of about 01h 24m by car.
- The straight-line flight distance is about 70.5 miles (113.4 km).
- For a round trip, plan for roughly 02h 48m 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 24m.
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.
Borough in Milford, Connecticut
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Old Lyme and Greenwich.
Turn-by-Turn Driving Directions
Step-by-step road directions between Old Lyme and Greenwich.
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1
Start on the route
10 m · 4 sec
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2
Turn right onto Library Lane
63 m · 17 sec · Library Lane
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3
Turn left onto Lyme Street
1199 ft · 43 sec · Lyme Street
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4
Turn right onto Ferry Road
1603 ft · 1 min · Ferry Road
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5
At the end of the road, turn right onto Shore Road
2287 ft · 45 sec · Shore Road
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6
Continue on Neck Road
647 ft · 18 sec · Neck Road
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7
Take the ramp left
76.5 mi · 1 hr 40 min
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8
Take the exit slight right toward Arch Street
791 ft · 29 sec
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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 Old Lyme 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.
Neck Road
Take the ramp left
76.5 mi · 01h 40m
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.
Mostly Sunny leaving Old Lyme and Mostly Sunny near Greenwich.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Old Lyme to Greenwich?
The road trip is about 78.3 miles (126 km) and usually takes 01h 24m 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?
Woodmont is a useful midpoint, sitting about 39.1 miles from Old Lyme and 39.2 miles from Greenwich.
How much longer is the road route than the straight-line distance?
The direct path is about 70.5 miles (113.4 km), while the road route adds roughly 7.8 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 3:42 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.89 one way or $21.78 round trip. Estimated CO2 is about 24.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Old Lyme and Mostly Sunny near Greenwich.
Stop Ideas Near Woodmont
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 Woodmont.
Union Station
Bridgeport
Wallingford station
Meriden Transit Center
Flight Path Map
This map shows the direct air route between Old Lyme and Greenwich. Straight-line distance: 70.48 mi (113.43 km).
#1 Old Lyme
Town in New London County, Connecticut, United States
| Population | 7,280 |
| Coordinates | 41.3159300, -72.3289700 |
| Altitude | 8 |
| 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: 126 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 36m |
| 40 mph (64.37 km/h) | 01h 57m |
| 50 mph (80.47 km/h) | 01h 33m |
| 60 mph (96.56 km/h) | 01h 18m |
| 70 mph (112.65 km/h) | 01h 07m |
| 80 mph (129 km/h) | 00h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $10.89 | $21.78 |
| Mid-grade | $4.46 | $12.30 | $24.60 |
| Premium | $4.86 | $13.41 | $26.82 |
| Diesel | $6.00 | $16.55 | $33.10 |
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.