How far is Terre du Lac, MO from Saint Charles, MO?

The driving distance from Terre du Lac, MO to Saint Charles, MO is about 77.9 miles (125.4 km), with a travel time of about 01h 22m by car.

  • The straight-line flight distance is about 60.8 miles (97.8 km).
  • For a round trip, plan for roughly 02h 44m 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
77.94 mi
01h 22m
Flight
60.77 mi
97.8 km direct

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

Learn Distance

Choose another destination from Terre du Lac.

Flight Distance

Direct air line
60.77 mi
Kilometers
97.8 km
Flight Time
00h 07m

Driving Distance

Road route
77.94 mi
Kilometers
125.43 km
Drive Time
01h 22m

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 22m.

Arrival Snapshot
Arrive in Saint Charles
Thu, Oct 15, 10:31 PM CDT
Return by in Terre du Lac
Thu, Oct 15, 11:53 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Terre du Lac
2026-10-15T21:09
Arrive Saint Charles
Thu, Oct 15, 10:31 PM CDT
Route Timing
01h 22m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:22 AM to 11:22 AM CDT

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

Leave by
3:46 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Terre du Lac
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
Barnhart
MO

Census designated place

From Terre du Lac
38.7 mi
00h 41m
To Saint Charles
39.3 mi
00h 41m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
This Afternoon

Showers And Thunderstorms

Starts
Thu, Oct 15 1:00 PM CDT
Wind
10 mph SW
Destination
80°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Thu, Oct 15 2:00 PM CDT
Wind
10 mph SW

Driving Route Map

The map below follows the saved road route between Terre du Lac and Saint Charles.

Turn-by-Turn Driving Directions

Step-by-step road directions between Terre du Lac and Saint Charles.

  1. 1

    Start on Michel Drive

    33 m · 12 sec · Michel Drive

  2. 2

    Continue on Michel Drive

    110 m · 19 sec · Michel Drive

  3. 3

    Turn left onto Rue Monshau

    748 ft · 36 sec · Rue Monshau

  4. 4

    Turn right onto Champs Elysees Drive

    38 m · 10 sec · Champs Elysees Drive

  5. 5

    Turn left onto Dominique Drive

    36 m · 11 sec · Dominique Drive

  6. 6

    Turn left onto Champs Elysees Drive

    1273 ft · 57 sec · Champs Elysees Drive

  7. 7

    Turn right onto Saint Francois Road

    1373 ft · 1 min · Saint Francois Road

  8. 8

    Turn left onto Rue Charlemagne

    112 m · 18 sec · Rue Charlemagne

  9. 9

    Turn right onto Rue Terre Bonne

    3041 ft · 2 min · Rue Terre Bonne

  10. 10

    Continue on Rue Terre Bonne

    2463 ft · 2 min · Rue Terre Bonne

  11. 11

    At the end of the road, turn right

    4.8 mi · 9 min

  12. 12

    Take the ramp left toward US 67 North: Saint Louis

    838 ft · 20 sec

  13. 13

    Merge slight left

    22.7 mi · 26 min

  14. 14

    Keep slight right

    1750 ft · 27 sec

  15. 15

    Take the exit straight toward I 55 North: Saint Louis

    1735 ft · 49 sec

  16. 16

    Merge slight left

    20.5 mi · 22 min

  17. 17

    Continue on Rosa Parks Highway

    1.3 mi · 2 min · Rosa Parks Highway

  18. 18

    Take the exit slight right toward I 270 West, I 255 East: Kansas City, Chicago

    1279 ft · 27 sec

  19. 19

    Keep slight left to continue on I 270 West: Kansas City

    118 m · 8 sec

  20. 20

    Continue on I 270 West

    1.2 km · 1 min

  21. 21

    Merge slight left

    18.1 mi · 23 min

  22. 22

    Take the exit slight right toward I 70: Kansas City, Saint Louis, Saint Louis Lambert International Airport

    1 mi · 1 min

  23. 23

    Keep slight left to continue on I 70 West: Kansas City

    645 ft · 11 sec

  24. 24

    Continue on I 70 West: Kansas City

    1 km · 57 sec

  25. 25

    Merge slight left

    2.7 mi · 3 min

  26. 26

    Take the exit slight right toward I 70 Business: Fifth Street

    841 ft · 18 sec

  27. 27

    Keep slight right to continue on I 70 Business: Fifth Street North, Bass Pro Drive, Ameristar Boulevard

    71 m · 5 sec

  28. 28

    Turn slight right onto South Fifth Street

    1.6 km · 2 min · South Fifth Street

  29. 29

    Turn right onto Jefferson Street

    1093 ft · 44 sec · Jefferson Street

  30. 30

    Turn left onto North Second Street

    949 ft · 34 sec · North Second Street

  31. 31

    Arrive at your destination

    0 m · 1 sec · North Second Street

Car Route Details

A richer read on the saved driving route between Terre du Lac and Saint Charles.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
31 steps
11 turns on the saved route
Ramps & Exits
9
4 merges, 5 ramps or exits
Navigation Density
39.8 / 100 mi
Decision points by distance
Main Roads
US 67 North
23.2 mi · 30%
I 55 North
20.9 mi · 27%
I 270 West
19.2 mi · 25%
I 70 West
3.48 mi · 4%
Rosa Parks Highway
1.33 mi · 2%
I 70
1.05 mi · 1%
Longest Stretch

US 67 North

Merge slight left

22.7 mi · 00h 26m

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 22m
Day trip friendly
Same-Day Return
02h 44m
Round-trip wheel time
Road vs Air
+17.1 mi
60.8 mi direct line
Halfway Stop
Barnhart
00h 41m from Terre du Lac
Leave By
3:46 PM CDT
Morning start is best
Weather Watch

Showers And Thunderstorms leaving Terre du Lac and Chance Showers And Thunderstorms near Saint Charles.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Terre du Lac to Saint Charles?

The road trip is about 77.9 miles (125.4 km) and usually takes 01h 22m 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?

Barnhart is a useful midpoint, sitting about 38.7 miles from Terre du Lac and 39.3 miles from Saint Charles.

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

The direct path is about 60.8 miles (97.8 km), while the road route adds roughly 17.1 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 CDT. If you want a more comfortable same-day return, try to leave by 3:46 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $10.93 one way or $21.86 round trip. Estimated CO2 is about 24.4 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Terre du Lac and Chance Showers And Thunderstorms near Saint Charles.

Stop Ideas Near Barnhart

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

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

RAIL

Kirkwood

26 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

35 mi away
551 South 16th St.
RAIL

Washington

59 mi away
301 West Front St.
RAIL

Alton

66 mi away
3400 College Ave.

Flight Path Map

This map shows the direct air route between Terre du Lac and Saint Charles. Straight-line distance: 60.77 mi (97.8 km).

Photo coming soon

#1 Terre du Lac

Terre du Lac is a place in Missouri, United States.

Population0
Coordinates37.9117200, -90.6254100
Altitude297
CountryUnited States
Saint Charles

#2 Saint Charles

A city in St.

Population71,761
Coordinates38.7839400, -90.4812300
Altitude147
CountryUnited States
Start: Michel Drive (-90.625555, 37.911736)
End: North Second Street (-90.481269, 38.783952)

Estimated Travel Time

Distance: 125 km by road

SpeedTime
30 mph (48.3 km/h)02h 35m
40 mph (64.37 km/h)01h 56m
50 mph (80.47 km/h)01h 33m
60 mph (96.56 km/h)01h 17m
70 mph (112.65 km/h)01h 06m
80 mph (129 km/h)00h 58m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.75 gal
10.41 L · about $10.93
Round trip
$21.86
5.5 gal · 20.82 L
Estimated CO2
24.4 kg one way
Round trip: 48.9 kg / 108 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.98 $10.93 $21.86
Mid-grade $4.34 $11.94 $23.88
Premium $4.71 $12.94 $25.89
Diesel $5.99 $16.47 $32.93

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 · Oct 15, 2026

There is no time difference between Terre du Lac and Saint Charles. The current time is 21:09:03.

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.