Origin
Greenwich, CT
Late night in Greenwich on Sunday
Local time
3:57 AM
EDT
Current temp
46°F
Unavailable
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
1h 1m
Distance
43.5 mi
70 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$7
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Greenwich, CT
Wikimedia Commons
West Haven, CT
Wikimedia Commons
Planning a quick trip from Greenwich to West Haven? This 43.5-mile drive takes about 1 hour and 1 minute, making it easily manageable as a day trip. You'll spend most of your time on I-95, with a small portion on local roads like Sawmill Road and Main Street. The highway-focused profile means you'll be covering ground efficiently, with an estimated fuel cost of just $7. Given its brevity and the predominant highway nature, this route is ideal for a straightforward journey without the need for an overnight stop. It's a simple, practical connection within the Northeast region.
| Road | Distance | Duration |
|---|---|---|
| I 95 | 40.9 mi | 55m |
| Sawmill Road | 0.6 mi | 1m |
| Main Street | 0.5 mi | <1m |
| Field Point Road | 0.2 mi | <1m |
| Arch Street | 0.2 mi | <1m |
| Sound View Drive | 0.2 mi | <1m |
| Campbell Avenue | 0.1 mi | <1m |
| New Street | 0.1 mi | <1m |
Step-by-step road directions between Greenwich, CT and West Haven, CT.
Start on West Elm Street
Turn left onto Field Point Road
Turn slight left onto Sound View Drive
Continue on Arch Street
Take the ramp
Merge onto I 95
Take the exit
Turn right onto CT 162
Continue on CT 162
Turn left onto Main Street
Turn right onto Campbell Avenue
Turn left onto New Street
Turn right onto Washington Avenue
Arrive at destination
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
22 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
A short stop after about 10 miles helps settle the day before fatigue starts building.
The midpoint is around 21.8 miles from Greenwich, CT, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
5 decision points cluster between mile 0 and 42.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn left onto Field Point Road
Lane positioning matters here
Take the ramp toward I 95 North: New Haven
Navigation decision point
Merge onto I 95
Merge point - match speed before joining. Lane positioning matters here
Take the exit toward CT 162: Saw Mill Road
Exit ramp - move to the correct lane early. Lane positioning matters here
Turn right onto CT 162 / Sawmill Road
Lane positioning matters here
Regular Gas
$7.00 one way
$14.01 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.50 | $7.70 | $15.41 |
| premium | $4.86 | $8.33 | $16.66 |
| diesel | $5.61 | $9.60 | $19.21 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$7
Estimated CO2 emission: 15.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 13 | 0 | $4.57 | $2.09 |
| Efficient EV | 10.9 | 0 | $3.81 | $1.74 |
| EV Truck/SUV | 17.4 | 0 | $6.09 | $2.78 |
Gas CO2
15 kg
EV CO2
5 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Late night in Greenwich on Sunday
Local time
3:57 AM
EDT
Current temp
46°F
Unavailable
Destination
Late night in West Haven on Sunday
Local time
3:57 AM
EDT
Current temp
43°F
Unavailable
45°F
Fairfield, CT
22 mi in
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Expect a predominantly highway-focused experience on this route, with 94% of the drive being on high-speed roads. You'll encounter a significant stretch of 40.9 miles on I-95, offering a consistent pace for a good portion of your journey. While the majority is interstate, you will transition onto local roads like Sawmill Road and Main Street, which will offer a change of scenery and pace before you reach your destination. This blend means you'll experience both efficient highway travel and a brief taste of local Connecticut roadways.
This is a straightforward highway drive that stays mostly on I 95 and Sawmill Road. You will hit about 9 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Field Point Road.
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 43.5 miles you will encounter 9 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (Field Point Road): Lane positioning matters here; at 0.7 miles: Navigation decision point; at 0.9 miles (I 95): Merge point - match speed before joining. Lane positioning matters here.
Greenwich is a town of about 60,000 in Fairfield County, southwestern Connecticut. It is one of the wealthiest communities in America and is blessed with lush and beautiful scenery and many large and impressive houses.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 1h 1m. Total distance: 43.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 1m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (94%). Some complex stretches to watch for.
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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