How far is Saint Peters, MO from Lathrop, MO?

The driving distance from Saint Peters, MO to Lathrop, MO is about 233.9 miles (376.4 km), with a travel time of about 04h 40m by car.

  • The straight-line flight distance is about 205 miles (329.9 km).
  • For a round trip, plan for roughly 09h 20m 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
233.9 mi
04h 40m
Flight
204.97 mi
329.87 km direct

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

Learn Distance

Choose another destination from Saint Peters.

Flight Distance

Direct air line
204.97 mi
Kilometers
329.87 km
Flight Time
00h 24m

Driving Distance

Road route
233.9 mi
Kilometers
376.42 km
Drive Time
04h 40m

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 04h 40m.

Arrival Snapshot
Arrive in Lathrop
Tue, May 5, 4:45 PM CDT
Return by in Saint Peters
Tue, May 5, 9:26 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Peters
2026-05-05T12:05
Arrive Lathrop
Tue, May 5, 4:45 PM CDT
Route Timing
04h 40m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:40 AM to 12:40 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
7:40 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Saint Peters
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
Boonville
MO

City in Cooper County, Missouri, USA

From Saint Peters
116.8 mi
02h 20m
To Lathrop
117.1 mi
02h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Tuesday

Showers And Thunderstorms

Starts
Tue, May 5 6:00 AM CDT
Wind
7 to 10 mph SW
Destination
57°F
Tuesday

Showers And Thunderstorms Likely

Starts
Tue, May 5 6:00 AM CDT
Wind
10 to 14 mph NNE

Driving Route Map

The map below follows the saved road route between Saint Peters and Lathrop.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Peters and Lathrop.

  1. 1

    Start on the route

    172.2 mi · 3 hr 16 min

  2. 2

    Take the exit slight right toward MO 13: Higginsville, Warrensburg

    1012 ft · 26 sec

  3. 3

    Turn right

    45.1 mi · 1 hr 2 min

  4. 4

    Turn left onto West Elm Street

    10.5 mi · 14 min · West Elm Street

  5. 5

    Enter the roundabout and take exit 2 toward the route

    36 m · 2 sec

  6. 6

    Exit the roundabout

    5.2 mi · 7 min

  7. 7

    Turn left onto Center Street

    1 km · 1 min · Center Street

  8. 8

    Turn right onto Oak Street

    84 m · 12 sec · Oak Street

  9. 9

    Arrive at your destination

    0 m · 1 sec · Oak Street

Car Route Details

A richer read on the saved driving route between Saint Peters and Lathrop.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
9 steps
6 turns on the saved route
Ramps & Exits
3
0 merges, 3 ramps or exits
Navigation Density
3.8 / 100 mi
Decision points by distance
Main Roads
West Elm Street
15.7 mi · 7%
Center Street
0.62 mi
MO 13
0.19 mi
Oak Street
0.05 mi
Longest Stretch

Longest stretch

Start on the route

172 mi · 03h 16m

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
04h 40m
Long day trip
Same-Day Return
09h 20m
Round-trip wheel time
Road vs Air
+28.9 mi
205 mi direct line
Halfway Stop
Boonville
02h 20m from Saint Peters
Leave By
7:40 AM CDT
Early departure recommended
Weather Watch

Showers And Thunderstorms leaving Saint Peters and Showers And Thunderstorms Likely near Lathrop.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Peters to Lathrop?

The road trip is about 233.9 miles (376.4 km) and usually takes 04h 40m 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?

Boonville is a useful midpoint, sitting about 116.8 miles from Saint Peters and 117.1 miles from Lathrop.

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

The direct path is about 205 miles (329.9 km), while the road route adds roughly 28.9 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 7:40 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $31.11 one way or $62.22 round trip. Estimated CO2 is about 73.3 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Saint Peters and Showers And Thunderstorms Likely near Lathrop.

Stop Ideas Near Boonville

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

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

RAIL

Sedalia

51 mi away
100 block of Main Street, through parking lot
RAIL

Jefferson City

66 mi away
101 Jefferson Street
RAIL

Warrensburg

89 mi away
100 South Holden St.
RAIL

Hermann

117 mi away
Wharf & Gutenberg Sts.

Flight Path Map

This map shows the direct air route between Saint Peters and Lathrop. Straight-line distance: 204.97 mi (329.87 km).

Saint Peters

#1 Saint Peters

The most populous city in St.

Population58,043
Coordinates38.8003300, -90.6265100
Altitude134
CountryUnited States
Lathrop

#2 Lathrop

City in Clinton County, Missouri, United States

Population2,019
Coordinates39.5483400, -94.3299500
Altitude324
CountryUnited States
Start: Saint Peters (-90.62651, 38.80033)
End: Lathrop (-94.32995, 39.54834)

Estimated Travel Time

Distance: 376 km by road

SpeedTime
30 mph (48.3 km/h)07h 47m
40 mph (64.37 km/h)05h 50m
50 mph (80.47 km/h)04h 40m
60 mph (96.56 km/h)03h 53m
70 mph (112.65 km/h)03h 20m
80 mph (129 km/h)02h 55m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.25 gal
31.24 L · about $31.11
Round trip
$62.22
16.5 gal · 62.48 L
Estimated CO2
73.3 kg one way
Round trip: 146.6 kg / 323 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $31.11 $62.22
Mid-grade $4.25 $35.09 $70.17
Premium $4.65 $38.40 $76.79
Diesel $5.30 $43.76 $87.52

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 Peters and Lathrop. The current time is 12:05:38.

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.