How far is Fairfield, CT from Prospect, CT?
The driving distance from Fairfield, CT to Prospect, CT is about 35.1 miles (56.5 km), with a travel time of about 00h 47m by car.
- The straight-line flight distance is about 29 miles (46.7 km).
- For a round trip, plan for roughly 01h 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.
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 47m.
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.
Partly Sunny
Partly Sunny then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Fairfield and Prospect.
Turn-by-Turn Driving Directions
Step-by-step road directions between Fairfield and Prospect.
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1
Start on Post Road
57 m · 12 sec · Post Road
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2
Turn left onto Mill Plain Road
1048 ft · 22 sec · Mill Plain Road
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3
Take the ramp right toward I 95 North
1126 ft · 27 sec
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4
Merge slight left
4.3 mi · 6 min
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5
Take the exit slight right toward CT 25, CT 8: Trumbull, Waterbury
1 km · 1 min
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6
Continue straight
3.2 mi · 3 min
-
7
Keep slight right to continue on CT 8 North: Waterbury, New Haven
22.5 mi · 28 min
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8
Take the exit slight right toward Union City, Prospect
1452 ft · 43 sec
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9
Continue on Union Street
127 m · 12 sec · Union Street
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10
Turn right onto Prospect Street
1.8 mi · 3 min · Prospect Street
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11
Continue on Union City Road
1.9 mi · 3 min · Union City Road
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12
Arrive at your destination
0 m · 1 sec · Union City Road
Car Route Details
A richer read on the saved driving route between Fairfield and Prospect.
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.
CT 8 North
Keep slight right to continue on CT 8 North: Waterbury, New Haven
22.5 mi · 00h 28m
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.
Partly Sunny leaving Fairfield 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 Fairfield to Prospect?
The road trip is about 35.1 miles (56.5 km) and usually takes 00h 47m 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?
Derby is a useful midpoint, sitting about 17.6 miles from Fairfield and 17.6 miles from Prospect.
How much longer is the road route than the straight-line distance?
The direct path is about 29 miles (46.7 km), while the road route adds roughly 6.1 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 4:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.89 one way or $9.78 round trip. Estimated CO2 is about 11 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Fairfield and Partly Sunny then Slight Chance Rain Showers near Prospect.
Stop Ideas Near Derby
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 Derby.
Union Station
Bridgeport
Wallingford station
Meriden Transit Center
Flight Path Map
This map shows the direct air route between Fairfield and Prospect. Straight-line distance: 29.01 mi (46.68 km).
#1 Fairfield
Town in Connecticut, United States of America
| Population | 62,215 |
| Coordinates | 41.1412100, -73.2637300 |
| Altitude | 10 |
| Country | United States |
#2 Prospect
Town in New Haven County, Connecticut, United States
| Population | 9,755 |
| Coordinates | 41.5023200, -72.9787200 |
| Altitude | 268 |
| Country | United States |
End: Prospect (-72.97872, 41.50232)
Estimated Travel Time
Distance: 57 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 10m |
| 40 mph (64.37 km/h) | 00h 52m |
| 50 mph (80.47 km/h) | 00h 42m |
| 60 mph (96.56 km/h) | 00h 35m |
| 70 mph (112.65 km/h) | 00h 30m |
| 80 mph (129 km/h) | 00h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $4.89 | $9.78 |
| Mid-grade | $4.46 | $5.53 | $11.05 |
| Premium | $4.86 | $6.02 | $12.05 |
| Diesel | $6.00 | $7.44 | $14.87 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.