How far is Saint Charles, MO from Sullivan, MO?

The driving distance from Saint Charles, MO to Sullivan, MO is about 68.8 miles (110.7 km), with a travel time of about 01h 26m by car.

  • The straight-line flight distance is about 54.1 miles (87.1 km).
  • For a round trip, plan for roughly 02h 52m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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
68.79 mi
01h 26m
Flight
54.15 mi
87.14 km direct

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

Learn Distance

Choose another destination from Saint Charles.

Flight Distance

Direct air line
54.15 mi
Kilometers
87.14 km
Flight Time
00h 06m

Driving Distance

Road route
68.79 mi
Kilometers
110.7 km
Drive Time
01h 26m

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 26m.

Arrival Snapshot
Arrive in Sullivan
Mon, May 4, 10:07 PM CDT
Return by in Saint Charles
Mon, May 4, 11:34 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Charles
2026-05-04T20:41
Arrive Sullivan
Mon, May 4, 10:07 PM CDT
Route Timing
01h 26m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:26 AM to 11:26 AM CDT

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

Leave by
3:38 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Saint Charles
9:30 PM CDT
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
Pacific
MO

City in Missouri

From Saint Charles
34.4 mi
00h 43m
To Sullivan
34.4 mi
00h 43m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
Monday

Slight Chance Rain Showers then Mostly Sunny

Starts
Mon, May 4 6:00 AM CDT
Wind
6 to 13 mph SW
Destination
80°F
Monday

Mostly Sunny

Starts
Mon, May 4 6:00 AM CDT
Wind
6 to 13 mph SW

Driving Route Map

The map below follows the saved road route between Saint Charles and Sullivan.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Charles and Sullivan.

  1. 1

    Start on North Second Street

    949 ft · 38 sec · North Second Street

  2. 2

    Turn right onto Jefferson Street

    1093 ft · 45 sec · Jefferson Street

  3. 3

    Turn left onto South Fifth Street

    1.1 mi · 3 min · South Fifth Street

  4. 4

    Take the ramp slight left toward I 70 East

    1019 ft · 14 sec

  5. 5

    Merge slight left

    2.7 mi · 3 min

  6. 6

    Take the exit slight right toward I 270: Chicago, Memphis

    872 ft · 12 sec

  7. 7

    Keep slight right to continue on I 270 South: Memphis

    2339 ft · 33 sec

  8. 8

    Continue on I 270 South: Memphis

    723 ft · 10 sec

  9. 9

    Merge slight left

    10.9 mi · 14 min

  10. 10

    Take the exit slight right toward Dougherty Ferry Road

    1331 ft · 28 sec

  11. 11

    Turn right onto Dougherty Ferry Road

    2.5 mi · 5 min · Dougherty Ferry Road

  12. 12

    Continue on Forest Avenue

    1.6 km · 2 min · Forest Avenue

  13. 13

    Turn left

    1.2 km · 1 min

  14. 14

    Take the exit slight right

    32 m · 3 sec

  15. 15

    Turn right onto North Highway Drive

    748 ft · 14 sec · North Highway Drive

  16. 16

    Take the ramp straight toward I 44 West, US 50 West: Rolla

    936 ft · 13 sec

  17. 17

    Merge slight left onto Henry Shaw Ozark Corridor

    46.1 mi · 51 min · Henry Shaw Ozark Corridor

  18. 18

    Take the exit slight right toward MO 185 South, MO AF: Sullivan, Potosi

    983 ft · 32 sec

  19. 19

    Turn left

    1427 ft · 33 sec

  20. 20

    Turn right onto East Springfield Road

    1.3 km · 2 min · East Springfield Road

  21. 21

    Turn left onto North Clark Street

    1773 ft · 52 sec · North Clark Street

  22. 22

    At the end of the road, turn right onto West Main Street

    629 ft · 21 sec · West Main Street

  23. 23

    Turn left onto Hughes Ford Road

    36 m · 5 sec · Hughes Ford Road

  24. 24

    Turn left onto West Washington Street

    103 m · 11 sec · West Washington Street

  25. 25

    Turn right

    17 m · 4 sec

  26. 26

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Saint Charles and Sullivan.

OSRM road route
Drive Character

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.

Directions
26 steps
12 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
37.8 / 100 mi
Decision points by distance
Main Roads
Henry Shaw Ozark Corridor
46.1 mi · 67%
I 270 South
11.5 mi · 17%
I 70 East
2.85 mi · 4%
Dougherty Ferry Road
2.78 mi · 4%
South Fifth Street
1.1 mi · 2%
Forest Avenue
1.02 mi · 1%
Longest Stretch

Henry Shaw Ozark Corridor

Merge slight left onto Henry Shaw Ozark Corridor

46.1 mi · 00h 51m

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 26m
Day trip friendly
Same-Day Return
02h 52m
Round-trip wheel time
Road vs Air
+14.7 mi
54.1 mi direct line
Halfway Stop
Pacific
00h 43m from Saint Charles
Leave By
3:38 PM CDT
Morning start is best
Weather Watch

Slight Chance Rain Showers then Mostly Sunny leaving Saint Charles 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 Saint Charles to Sullivan?

The road trip is about 68.8 miles (110.7 km) and usually takes 01h 26m 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?

Pacific is a useful midpoint, sitting about 34.4 miles from Saint Charles and 34.4 miles from Sullivan.

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

The direct path is about 54.1 miles (87.1 km), while the road route adds roughly 14.7 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 3:38 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $9.16 one way or $18.33 round trip. Estimated CO2 is about 21.6 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Mostly Sunny around Saint Charles and Mostly Sunny near Sullivan.

Stop Ideas Near Pacific

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

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

RAIL

Washington

25 mi away
301 West Front St.
RAIL

Kirkwood

31 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

49 mi away
551 South 16th St.
RAIL

Hermann

65 mi away
Wharf & Gutenberg Sts.

Flight Path Map

This map shows the direct air route between Saint Charles and Sullivan. Straight-line distance: 54.15 mi (87.14 km).

Saint Charles

#1 Saint Charles

A city in St.

Population71,761
Coordinates38.7839400, -90.4812300
Altitude147
CountryUnited States
Sullivan

#2 Sullivan

City in Missouri

Population7,117
Coordinates38.2081000, -91.1604200
Altitude299
CountryUnited States
Start: Saint Charles (-90.48123, 38.78394)
End: Sullivan (-91.16042, 38.2081)

Estimated Travel Time

Distance: 111 km by road

SpeedTime
30 mph (48.3 km/h)02h 17m
40 mph (64.37 km/h)01h 43m
50 mph (80.47 km/h)01h 22m
60 mph (96.56 km/h)01h 08m
70 mph (112.65 km/h)00h 58m
80 mph (129 km/h)00h 51m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.43 gal
9.19 L · about $9.16
Round trip
$18.33
4.86 gal · 18.38 L
Estimated CO2
21.6 kg one way
Round trip: 43.2 kg / 95 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $9.16 $18.33
Mid-grade $4.25 $10.33 $20.67
Premium $4.65 $11.31 $22.62
Diesel $5.30 $12.89 $25.78

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

There is no time difference between Saint Charles and Sullivan. The current time is 20:41:09.

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.