How far is South Barrington, IL from Cary, NC?

The driving distance from South Barrington, IL to Cary, NC is about 822.6 miles (1323.8 km), with a travel time of about 16h 02m by car.

  • The straight-line flight distance is about 663.7 miles (1068.1 km).
  • For a round trip, plan for roughly 32h 05m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
822.58 mi
16h 02m
Flight
663.67 mi
1068.08 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from South Barrington.

Flight Distance

Direct air line
663.67 mi
Kilometers
1068.08 km
Flight Time
01h 20m

Driving Distance

Road route
822.58 mi
Kilometers
1323.82 km
Drive Time
16h 02m

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 16h 02m.

Arrival Snapshot
Arrive in Cary
Sun, Oct 18, 7:11 AM EDT
Return by in South Barrington
Sun, Oct 18, 10:13 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Barrington
2026-10-17T14:08
Arrive Cary
Sun, Oct 18, 6:11 AM CDT
Route Timing
16h 02m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
11:03 PM to 12:33 AM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
3:54 AM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in South Barrington
8:00 PM CDT
Overnight-style route

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
Londonderry
OH

City in Ohio, United States of America

From South Barrington
408.3 mi
08h 01m
To Cary
414.3 mi
08h 01m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
55°F
Today

Sunny

Starts
Sat, Oct 17 8:00 AM CDT
Wind
0 to 10 mph W
Destination
57°F
Today

Rain

Starts
Sat, Oct 17 9:00 AM EDT
Wind
16 mph N

Driving Route Map

The map below follows the saved road route between South Barrington and Cary.

Turn-by-Turn Driving Directions

Step-by-step road directions between South Barrington and Cary.

  1. 1

    Start on Huntington Boulevard

    20 m · 7 sec · Huntington Boulevard

  2. 2

    Turn left onto West Algonquin Road

    5.1 mi · 9 min · West Algonquin Road

  3. 3

    Take the ramp slight left toward IL 53 South

    48 m · 8 sec

  4. 4

    Turn left onto IL 53 South

    1530 ft · 37 sec

  5. 5

    Merge slight left

    6.3 mi · 8 min

  6. 6

    Keep slight right to continue on I 290 East: Chicago

    9.3 mi · 12 min

  7. 7

    Take the exit slight right toward I 88 West, I 294 South: Aurora, Indiana

    1648 ft · 40 sec

  8. 8

    Continue on Tri-State Tollway

    1937 ft · 47 sec · Tri-State Tollway

  9. 9

    Keep slight left to continue on Tri-State Tollway

    1 mi · 2 min · Tri-State Tollway

  10. 10

    Merge slight left onto Tri-State Tollway

    42 m · 2 sec · Tri-State Tollway

  11. 11

    Keep slight left to continue on Tri-State Tollway

    4.8 mi · 6 min · Tri-State Tollway

  12. 12

    Keep slight right to continue on Tri-State Tollway

    3.5 mi · 4 min · Tri-State Tollway

  13. 13

    Continue on Mile-Long Bridge

    1.5 km · 1 min · Mile-Long Bridge

  14. 14

    Continue on Tri-State Tollway

    15.1 mi · 19 min · Tri-State Tollway

  15. 15

    Keep slight left to continue on Tri-State Tollway

    7 mi · 9 min · Tri-State Tollway

  16. 16

    Continue on Kingery Expressway

    2 mi · 3 min · Kingery Expressway

  17. 17

    Continue on Borman Expressway

    10.8 mi · 15 min · Borman Expressway

  18. 18

    Take the exit slight right toward I 65 South: Indianapolis

    2002 ft · 34 sec

  19. 19

    Keep slight left

    1.3 km · 2 min

  20. 20

    Merge slight left onto Casimir Pulaski Memorial Highway

    129.3 mi · 2 hr 20 min · Casimir Pulaski Memorial Highway

  21. 21

    Keep slight right

    5.1 mi · 6 min

  22. 22

    Merge slight right

    12.5 mi · 15 min

  23. 23

    Merge slight right

    5.7 mi · 7 min

  24. 24

    Take the exit slight right toward I 70: Dayton, Indianapolis

    1087 ft · 17 sec

  25. 25

    Keep slight left to continue on I 70: Dayton, Indianapolis

    44 m · 2 sec

  26. 26

    Keep slight left to continue on I 70 East: Dayton

    1 km · 1 min

  27. 27

    Merge slight left onto Dwight D Eisenhower Highway

    68.1 mi · 1 hr 19 min · Dwight D Eisenhower Highway

  28. 28

    Keep slight left

    24.2 mi · 26 min

  29. 29

    Keep slight right to continue on SR 49 South: Clayton, Trotwood

    10 mi · 15 min

  30. 30

    Continue on West 1st Street

    116 m · 7 sec · West 1st Street

  31. 31

    Continue on West 1st Street

    11 m · 1 sec · West 1st Street

  32. 32

    Continue on West 1st Street

    2425 ft · 58 sec · West 1st Street

  33. 33

    Turn right onto North Ludlow Street

    1.1 km · 1 min · North Ludlow Street

  34. 34

    Take the ramp straight toward US 35 East: Xenia

    2382 ft · 58 sec

  35. 35

    Merge slight left

    33.9 mi · 42 min

  36. 36

    Keep slight left to continue on US 35 East: Washington Court House

    44.7 mi · 49 min

  37. 37

    Keep slight left

    58.6 mi · 1 hr 8 min

  38. 38

    Keep slight right

    9.8 mi · 11 min

  39. 39

    Continue on US 35

    14.3 mi · 16 min · US 35

  40. 40

    Continue on Fruth-Lanham Highway

    11.8 mi · 14 min · Fruth-Lanham Highway

  41. 41

    Continue straight

    119 m · 7 sec

  42. 42

    Take the ramp slight right

    2603 ft · 1 min

  43. 43

    Merge slight left

    137.4 mi · 2 hr 36 min

  44. 44

    Continue straight

    16 mi · 18 min

  45. 45

    Keep slight right to continue on I 77 South: Charlotte North Carolina

    23.5 mi · 27 min

  46. 46

    Take the exit slight right toward VA 148, SR 775: Fancy Gap

    1381 ft · 36 sec

  47. 47

    Turn straight onto Chance Creek Road

    1.4 km · 1 min · Chance Creek Road

  48. 48

    At the end of the road, turn right onto Fancy Gap Highway

    9.4 mi · 11 min · Fancy Gap Highway

  49. 49

    Continue on North Andy Griffith Parkway

    31.6 mi · 36 min · North Andy Griffith Parkway

  50. 50

    Keep slight left to continue on NC 74 East

    13.3 mi · 16 min

  51. 51

    Keep slight left to continue on US 421 South: Greensboro

    1.1 mi · 2 min

  52. 52

    Merge slight left onto Salem Parkway

    11.4 mi · 13 min · Salem Parkway

  53. 53

    Keep slight right to continue on I 40 East: Greensboro, Martinsville

    7.8 mi · 10 min

  54. 54

    Merge slight right

    1.8 mi · 2 min

  55. 55

    Keep slight left

    36.8 mi · 43 min

  56. 56

    Keep slight right to continue on I 40 East: Raleigh

    28.8 mi · 33 min

  57. 57

    Take the exit slight right toward Cary

    1091 ft · 23 sec

  58. 58

    Turn right onto North Harrison Avenue

    3.1 mi · 6 min · North Harrison Avenue

  59. 59

    Turn left onto Chapel Hill Road

    625 ft · 24 sec · Chapel Hill Road

  60. 60

    Turn left onto North Academy Street

    7 m · 1 sec · North Academy Street

  61. 61

    Arrive at your destination

    0 m · 1 sec · North Academy Street

Car Route Details

A richer read on the saved driving route between South Barrington and Cary.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
61 steps
8 turns on the saved route
Ramps & Exits
18
10 merges, 8 ramps or exits
Navigation Density
7.4 / 100 mi
Decision points by distance
Main Roads
Fruth-Lanham Highway
166 mi · 20%
Casimir Pulaski Memorial Highway
153 mi · 19%
US 35 East
147 mi · 18%
Dwight D Eisenhower Highway
92.3 mi · 11%
I 40 East
75.3 mi · 9%
Tri-State Tollway
31.8 mi · 4%
Longest Stretch

Fruth-Lanham Highway

Merge slight left

137 mi · 02h 36m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
16h 02m
Overnight route
Same-Day Return
32h 06m
Round-trip wheel time
Road vs Air
+158.9 mi
663.7 mi direct line
Halfway Stop
Londonderry
08h 01m from South Barrington
Leave By
3:54 AM CDT
Overnight-style route
Weather Watch

Sunny leaving South Barrington and Rain near Cary.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South Barrington to Cary?

The road trip is about 822.6 miles (1323.8 km) and usually takes 16h 02m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Londonderry is a useful midpoint, sitting about 408.3 miles from South Barrington and 414.3 miles from Cary.

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

The direct path is about 663.7 miles (1068.1 km), while the road route adds roughly 158.9 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $136.62 one way or $273.23 round trip. Estimated CO2 is about 258 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between South Barrington and Cary, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Sunny around South Barrington and Rain near Cary.

Stop Ideas Near Londonderry

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

Mid-route Guidance
Local place coverage is thin around Londonderry, 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 Londonderry.

RAIL

South Portsmouth–South Shore station

63 mi away
Main St & US 23
BUS

Columbus, OH

79 mi away
111 East Town Street
RAIL

Ashland Transportation Center

88 mi away
99 15th Street
RAIL

Huntington

99 mi away
1050 8th Avenue

Flight Path Map

This map shows the direct air route between South Barrington and Cary. Straight-line distance: 663.67 mi (1068.08 km).

South Barrington

#1 South Barrington

Village in United States of America

Population4,976
Coordinates42.0914200, -88.1217400
Altitude259
CountryUnited States
Cary

#2 Cary

Town in North Carolina, United States

Population173,587
Coordinates35.7915400, -78.7811200
Altitude152
CountryUnited States
Start: South Barrington (-88.12174, 42.09142)
End: Cary (-78.78112, 35.79154)

Estimated Travel Time

Distance: 1324 km by road

SpeedTime
30 mph (48.3 km/h)27h 24m
40 mph (64.37 km/h)20h 33m
50 mph (80.47 km/h)16h 27m
60 mph (96.56 km/h)13h 42m
70 mph (112.65 km/h)11h 45m
80 mph (129 km/h)10h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
29.03 gal
109.88 L · about $136.62
Round trip
$273.23
58.06 gal · 219.76 L
Estimated CO2
258 kg one way
Round trip: 516 kg / 1138 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.71 $136.62 $273.23
Mid-grade $5.34 $154.96 $309.92
Premium $5.89 $170.87 $341.74
Diesel $6.58 $191.02 $382.03

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 Illinois · Oct 17, 2026

Please keep in mind that there is a 1 hour time gap between South Barrington, IL and Cary, NC. The current time in South Barrington is 14:08:37, although it is 15:08:37 in Cary.

Distance to Other Cities

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