How far is Cape Girardeau, MO from Sullivan, MO?
The driving distance from Cape Girardeau, MO to Sullivan, MO is about 145 miles (233.4 km), with a travel time of about 02h 57m by car.
- The straight-line flight distance is about 109.2 miles (175.8 km).
- For a round trip, plan for roughly 05h 54m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 02h 57m.
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 Jefferson County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Cape Girardeau and Sullivan.
Turn-by-Turn Driving Directions
Step-by-step road directions between Cape Girardeau and Sullivan.
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1
Start on Broadway Street
2 mi · 4 min · Broadway Street
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2
Turn right onto North Kingshighway
3.6 mi · 6 min · North Kingshighway
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3
Take the ramp slight right toward I 55 North: Saint Louis
1606 ft · 39 sec
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4
Merge slight left
84.9 mi · 1 hr 31 min
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5
Take the exit slight right toward MO M: Antonia, Barnhart
1759 ft · 44 sec
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6
At the end of the road, turn left
11.7 mi · 18 min
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7
Turn left
27 mi · 38 min
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8
Continue on West Gravois Avenue
1148 ft · 29 sec · West Gravois Avenue
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9
Turn right
1193 ft · 35 sec
-
10
Take the exit left toward I 44 West: Rolla
1208 ft · 29 sec
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11
Merge slight left
12.6 mi · 14 min
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12
Take the exit slight right toward MO 185 South, MO AF: Sullivan, Potosi
983 ft · 32 sec
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13
Turn left
1427 ft · 33 sec
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14
Turn right onto East Springfield Road
1.3 km · 2 min · East Springfield Road
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15
Turn left onto North Clark Street
1773 ft · 52 sec · North Clark Street
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16
At the end of the road, turn right onto West Main Street
629 ft · 21 sec · West Main Street
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17
Turn left onto Hughes Ford Road
36 m · 5 sec · Hughes Ford Road
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18
Turn left onto West Washington Street
103 m · 11 sec · West Washington Street
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19
Turn right
17 m · 4 sec
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20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Cape Girardeau and Sullivan.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 55 North
Merge slight left
84.9 mi · 01h 31m
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 Cloudy leaving Cape Girardeau and Mostly Sunny near Sullivan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Cape Girardeau to Sullivan?
The road trip is about 145 miles (233.4 km) and usually takes 02h 57m 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?
Olympian Village is a useful midpoint, sitting about 72.5 miles from Cape Girardeau and 72.5 miles from Sullivan.
How much longer is the road route than the straight-line distance?
The direct path is about 109.2 miles (175.8 km), while the road route adds roughly 35.8 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 CDT. If you want a more comfortable same-day return, try to leave by 12:36 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.31 one way or $38.62 round trip. Estimated CO2 is about 45.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Cape Girardeau and Mostly Sunny near Sullivan.
Stop Ideas Near Olympian Village
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 Olympian Village.
Kirkwood
Gateway Transportation Center
Washington
Alton
Flight Path Map
This map shows the direct air route between Cape Girardeau and Sullivan. Straight-line distance: 109.24 mi (175.8 km).
#1 Cape Girardeau
The second-largest city in Cape Girardeau County, Missouri.
| Population | 41,588 |
| Coordinates | 37.3058800, -89.5181500 |
| Altitude | 108 |
| Country | United States |
#2 Sullivan
City in Missouri
| Population | 7,117 |
| Coordinates | 38.2081000, -91.1604200 |
| Altitude | 299 |
| Country | United States |
End: Sullivan (-91.16042, 38.2081)
Estimated Travel Time
Distance: 233 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 49m |
| 40 mph (64.37 km/h) | 03h 37m |
| 50 mph (80.47 km/h) | 02h 54m |
| 60 mph (96.56 km/h) | 02h 25m |
| 70 mph (112.65 km/h) | 02h 04m |
| 80 mph (129 km/h) | 01h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.31 | $38.62 |
| Mid-grade | $4.25 | $21.78 | $43.55 |
| Premium | $4.65 | $23.83 | $47.66 |
| Diesel | $5.30 | $27.16 | $54.31 |
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 Missouri · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.