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

The driving distance from Saint Charles, MO to Lamar, MO is about 294.8 miles (474.4 km), with a travel time of about 05h 34m by car.

  • The straight-line flight distance is about 224.6 miles (361.5 km).
  • For a round trip, plan for roughly 11h 08m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 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
294.78 mi
05h 34m
Flight
224.63 mi
361.51 km direct

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

Learn Distance

Choose another destination from Saint Charles.

Flight Distance

Direct air line
224.63 mi
Kilometers
361.51 km
Flight Time
00h 27m

Driving Distance

Road route
294.78 mi
Kilometers
474.41 km
Drive Time
05h 34m

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 05h 34m.

Arrival Snapshot
Arrive in Lamar
Fri, May 1, 8:05 PM CDT
Return by in Saint Charles
Sat, May 2, 1:39 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Charles
2026-05-01T14:30
Arrive Lamar
Fri, May 1, 8:05 PM CDT
Route Timing
05h 34m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:34 AM to 1:34 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
5:52 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Saint Charles
9:00 PM CDT
Early departure recommended

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
Richland
MO

City in Missouri parts of witch are in Camden, Laclede, and Pulaski Counties

From Saint Charles
147.3 mi
02h 47m
To Lamar
147.5 mi
02h 47m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Friday

Slight Chance Rain Showers then Mostly Sunny

Starts
Fri, May 1 6:00 AM CDT
Wind
5 to 8 mph N
Destination
62°F
Friday

Partly Sunny

Starts
Fri, May 1 6:00 AM CDT
Wind
7 to 12 mph NE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    213.9 mi · 3 hr 52 min · Henry Shaw Ozark Corridor

  18. 18

    Take the exit slight right toward MO 96: Avilla

    2896 ft · 1 min

  19. 19

    Turn straight

    36 mi · 42 min

  20. 20

    Turn right onto East Java Street

    1.3 km · 1 min · East Java Street

  21. 21

    Continue on East Northwoods Street

    1212 ft · 24 sec · East Northwoods Street

  22. 22

    At the end of the road, turn right onto North Garrison Avenue

    3105 ft · 55 sec · North Garrison Avenue

  23. 23

    Take the ramp slight right toward I 49 North, US 71 North: Kansas City

    2198 ft · 27 sec

  24. 24

    Continue on Trooper Charles P. Corbin Memorial Highway

    10.5 mi · 11 min · Trooper Charles P. Corbin Memorial Highway

  25. 25

    Continue on Purple Heart Trail

    9.4 mi · 10 min · Purple Heart Trail

  26. 26

    Take the exit slight right toward US 160: Mindenmines, Lamar

    802 ft · 17 sec

  27. 27

    Turn right

    1.3 mi · 2 min

  28. 28

    Turn left onto Broadway Street

    133 m · 17 sec · Broadway Street

  29. 29

    Turn left onto 11th Street West

    60 m · 8 sec · 11th Street West

  30. 30

    Turn right

    41 m · 10 sec

  31. 31

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
31 steps
12 turns on the saved route
Ramps & Exits
11
3 merges, 8 ramps or exits
Navigation Density
10.5 / 100 mi
Decision points by distance
Main Roads
Henry Shaw Ozark Corridor
214 mi · 73%
I 270 South
11.5 mi · 4%
Trooper Charles P. Corbin Memorial Highway
10.5 mi · 4%
Purple Heart Trail
9.45 mi · 3%
I 70 East
2.85 mi · 1%
Dougherty Ferry Road
2.78 mi · 1%
Longest Stretch

Henry Shaw Ozark Corridor

Merge slight left onto Henry Shaw Ozark Corridor

214 mi · 03h 52m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
05h 34m
Long day trip
Same-Day Return
11h 08m
Round-trip wheel time
Road vs Air
+70.2 mi
224.6 mi direct line
Halfway Stop
Richland
02h 47m from Saint Charles
Leave By
5:52 AM CDT
Early departure recommended
Weather Watch

Slight Chance Rain Showers then Mostly Sunny leaving Saint Charles and Partly Sunny near Lamar.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Charles to Lamar?

The road trip is about 294.8 miles (474.4 km) and usually takes 05h 34m in normal driving conditions.

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

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Richland is a useful midpoint, sitting about 147.3 miles from Saint Charles and 147.5 miles from Lamar.

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

The direct path is about 224.6 miles (361.5 km), while the road route adds roughly 70.2 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:52 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $39.22 one way or $78.44 round trip. Estimated CO2 is about 92.4 kg one way.

What should you check before leaving?

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

Stop Ideas Near Richland

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

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

RAIL

Jefferson City

83 mi away
101 Jefferson Street
RAIL

Sedalia

119 mi away
100 block of Main Street, through parking lot

Flight Path Map

This map shows the direct air route between Saint Charles and Lamar. Straight-line distance: 224.63 mi (361.51 km).

Saint Charles

#1 Saint Charles

A city in St.

Population71,761
Coordinates38.7839400, -90.4812300
Altitude147
CountryUnited States
Photo coming soon

#2 Lamar

City in Missouri

Population4,233
Coordinates37.4950500, -94.2766100
Altitude293
CountryUnited States
Start: Saint Charles (-90.48123, 38.78394)
End: Lamar (-94.27661, 37.49505)

Estimated Travel Time

Distance: 474 km by road

SpeedTime
30 mph (48.3 km/h)09h 49m
40 mph (64.37 km/h)07h 22m
50 mph (80.47 km/h)05h 53m
60 mph (96.56 km/h)04h 54m
70 mph (112.65 km/h)04h 12m
80 mph (129 km/h)03h 40m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.4 gal
39.38 L · about $39.22
Round trip
$78.44
20.8 gal · 78.76 L
Estimated CO2
92.4 kg one way
Round trip: 184.8 kg / 407 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $39.22 $78.44
Mid-grade $4.25 $44.23 $88.46
Premium $4.65 $48.40 $96.80
Diesel $5.30 $55.16 $110.32

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 01, 2026

There is no time difference between Saint Charles and Lamar. The current time is 14:30:59.

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.