How far is Watertown, CT from Fairfield, CT?
The driving distance from Watertown, CT to Fairfield, CT is about 41.9 miles (67.5 km), with a travel time of about 00h 46m by car.
- The straight-line flight distance is about 33 miles (53.1 km).
- For a round trip, plan for roughly 01h 32m 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 00h 46m.
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.
City in New Haven County, Connecticut, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Watertown and Fairfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Watertown and Fairfield.
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1
Start on Main Street
2.6 mi · 4 min · Main Street
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2
Continue on Watertown Avenue
1.5 mi · 2 min · Watertown Avenue
-
3
Continue on Rudy Avenue
980 ft · 19 sec · Rudy Avenue
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4
Take the ramp straight toward CT 8 South
2624 ft · 1 min
-
5
Merge slight left
30.8 mi · 38 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
4.2 mi · 6 min
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8
Take the exit slight right toward Mill Plain Road
1525 ft · 42 sec
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9
Turn left onto Mill Plain Road
1655 ft · 39 sec · Mill Plain Road
-
10
Turn right onto Post Road
57 m · 3 sec · Post Road
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11
Arrive at your destination
0 m · 1 sec · Post Road
Car Route Details
A richer read on the saved driving route between Watertown and Fairfield.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
CT 8 South
Merge slight left
30.8 mi · 00h 38m
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 near Watertown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Watertown to Fairfield?
The road trip is about 41.9 miles (67.5 km) and usually takes 00h 46m 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?
Ansonia is a useful midpoint, sitting about 20.4 miles from Watertown and 21.6 miles from Fairfield.
How much longer is the road route than the straight-line distance?
The direct path is about 33 miles (53.1 km), while the road route adds roughly 8.9 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 4:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.84 one way or $11.68 round trip. Estimated CO2 is about 13.2 kg one way.
What should you check before leaving?
Before leaving, the latest forecast around Watertown is Mostly Sunny.
Stop Ideas Near Ansonia
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 Ansonia.
Union Station
Bridgeport
Wallingford station
Meriden Transit Center
Flight Path Map
This map shows the direct air route between Watertown and Fairfield. Straight-line distance: 33 mi (53.11 km).
#1 Watertown
Town in Litchfield County, Connecticut, United States
| Population | 21,517 |
| Coordinates | 41.6062100, -73.1181700 |
| Altitude | 178 |
| Country | United States |
#2 Fairfield
Town in Connecticut, United States of America
| Population | 62,215 |
| Coordinates | 41.1412100, -73.2637300 |
| Altitude | 10 |
| Country | United States |
End: Post Road (-73.263724, 41.141186)
Estimated Travel Time
Distance: 68 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 23m |
| 40 mph (64.37 km/h) | 01h 02m |
| 50 mph (80.47 km/h) | 00h 50m |
| 60 mph (96.56 km/h) | 00h 41m |
| 70 mph (112.65 km/h) | 00h 35m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $5.84 | $11.68 |
| Mid-grade | $4.46 | $6.60 | $13.19 |
| Premium | $4.86 | $7.19 | $14.38 |
| Diesel | $6.00 | $8.88 | $17.75 |
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.