How far is Hartford, CT from Cos Cob, CT?

The driving distance from Hartford, CT to Cos Cob, CT is about 78.2 miles (125.9 km), with a travel time of about 01h 46m by car.

  • The straight-line flight distance is about 69.2 miles (111.4 km).
  • For a round trip, plan for roughly 03h 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.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
78.2 mi
01h 46m
Flight
69.23 mi
111.41 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Hartford.

Flight Distance

Direct air line
69.23 mi
Kilometers
111.41 km
Flight Time
00h 08m

Driving Distance

Road route
78.2 mi
Kilometers
125.85 km
Drive Time
01h 46m

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 46m.

Arrival Snapshot
Arrive in Cos Cob
Wed, Apr 15, 8:38 AM EDT
Return by in Hartford
Wed, Apr 15, 10:24 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Hartford
2026-04-15T06:52
Arrive Cos Cob
Wed, Apr 15, 8:38 AM EDT
Route Timing
01h 46m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:46 AM to 11:46 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
2:58 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Hartford
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Orange
CT

Town in New Haven County, Connecticut, United States

From Hartford
39.1 mi
00h 53m
To Cos Cob
39.1 mi
00h 53m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Hartford Weather
CT
Live fallback forecast
59°F
Overnight
Using Bloomfield as the closest live forecast in the Hartford County weather hub.

Mostly Clear

Starts
Wed, Apr 15 4:00 AM EDT
Wind
2 mph W
Destination
79°F
Wednesday

Slight Chance Rain Showers

Starts
Wed, Apr 15 6:00 AM EDT
Wind
6 to 12 mph S

Driving Route Map

The map below follows the saved road route between Hartford and Cos Cob.

Turn-by-Turn Driving Directions

Step-by-step road directions between Hartford and Cos Cob.

  1. 1

    Start on Armory Road

    34 m · 15 sec · Armory Road

  2. 2

    Turn right onto Capitol Avenue

    117 m · 16 sec · Capitol Avenue

  3. 3

    Turn left onto Broad Street

    1.9 mi · 4 min · Broad Street

  4. 4

    Turn right onto Maple Avenue

    1.3 km · 2 min · Maple Avenue

  5. 5

    Continue on Berlin Turnpike

    11 mi · 15 min · Berlin Turnpike

  6. 6

    Continue on North Broad Street

    30.3 mi · 38 min · North Broad Street

  7. 7

    Continue on Merritt Parkway

    3 mi · 4 min · Merritt Parkway

  8. 8

    Take the exit slight right toward CT 8, CT 108: Bridgeport, Waterbury

    1242 ft · 24 sec

  9. 9

    Keep slight left to continue on CT 8 South, CT 108 South: Bridgeport

    2228 ft · 48 sec

  10. 10

    Keep slight left to continue on CT 8 South: Bridgeport

    1.2 km · 2 min

  11. 11

    Merge slight left

    4.5 mi · 5 min

  12. 12

    Keep slight right to continue on I 95 South: New York City

    1719 ft · 42 sec

  13. 13

    Merge slight left

    23.1 mi · 31 min

  14. 14

    Take the exit slight right toward US 1: Riverside, Old Greenwich

    956 ft · 35 sec

  15. 15

    Turn slight left onto East Putnam Avenue

    1.3 mi · 2 min · East Putnam Avenue

  16. 16

    Turn left onto Strickland Road

    146 m · 23 sec · Strickland Road

  17. 17

    Turn right onto Loughlin Avenue

    118 m · 23 sec · Loughlin Avenue

  18. 18

    Turn left onto Maplewood Drive

    817 ft · 36 sec · Maplewood Drive

  19. 19

    Arrive at your destination

    0 m · 1 sec · Maplewood Drive

Car Route Details

A richer read on the saved driving route between Hartford and Cos Cob.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
19 steps
8 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
24.3 / 100 mi
Decision points by distance
Main Roads
North Broad Street
30.3 mi · 39%
I 95 South
23.4 mi · 30%
Berlin Turnpike
11 mi · 14%
CT 8 South
5.68 mi · 7%
Merritt Parkway
2.97 mi · 4%
Broad Street
1.93 mi · 2%
Longest Stretch

North Broad Street

Continue on North Broad Street

30.3 mi · 00h 38m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 46m
Day trip friendly
Same-Day Return
03h 32m
Round-trip wheel time
Road vs Air
+9 mi
69.2 mi direct line
Halfway Stop
Orange
00h 53m from Hartford
Leave By
2:58 PM EDT
Morning start is best
Weather Watch

Mostly Clear leaving Hartford and Slight Chance Rain Showers near Cos Cob.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Hartford to Cos Cob?

The road trip is about 78.2 miles (125.9 km) and usually takes 01h 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?

Orange is a useful midpoint, sitting about 39.1 miles from Hartford and 39.1 miles from Cos Cob.

How much longer is the road route than the straight-line distance?

The direct path is about 69.2 miles (111.4 km), while the road route adds roughly 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 2:58 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 Clear around Hartford and Slight Chance Rain Showers near Cos Cob.

Stop Ideas Near Orange

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Orange, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Orange.

RAIL

Union Station

9 mi away
50 Union Avenue
RAIL

Bridgeport

18 mi away
525 Water St.
RAIL

Wallingford station

26 mi away
37 Hall Avenue
RAIL

Meriden Transit Center

34 mi away
60 State Street

Flight Path Map

This map shows the direct air route between Hartford and Cos Cob. Straight-line distance: 69.23 mi (111.41 km).

Hartford

#1 Hartford

The capital of Connecticut.

Population121,535
Coordinates41.7637100, -72.6850900
Altitude18
CountryUnited States
Photo coming soon

#2 Cos Cob

Cos Cob is a place in Connecticut, United States.

Population0
Coordinates41.0334300, -73.5995700
Altitude15
CountryUnited States
Start: Hartford (-72.68509, 41.76371)
End: Cos Cob (-73.59957, 41.03343)

Estimated Travel Time

Distance: 126 km by road

SpeedTime
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.

One-way fuel
2.76 gal
10.45 L · about $10.89
Round trip
$21.78
5.52 gal · 20.9 L
Estimated CO2
24.5 kg one way
Round trip: 49.1 kg / 108 lb CO2, using regular gasoline.
Fuel$/galOne wayRound 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 15, 2026

There is no time difference between Hartford and Cos Cob. The current time is 06:52:00.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.