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

The driving distance from Saint Peters, MO to Weston, MO is about 255.3 miles (410.9 km), with a travel time of about 04h 52m by car.

  • The straight-line flight distance is about 233 miles (375 km).
  • For a round trip, plan for roughly 09h 45m 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
255.34 mi
04h 52m
Flight
233.04 mi
375.04 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
233.04 mi
Kilometers
375.04 km
Flight Time
00h 28m

Driving Distance

Road route
255.34 mi
Kilometers
410.93 km
Drive Time
04h 52m

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 52m.

Arrival Snapshot
Arrive in Weston
Wed, May 13, 1:06 AM CDT
Return by in Saint Peters
Wed, May 13, 5:59 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Peters
2026-05-12T20:13
Arrive Weston
Wed, May 13, 1:06 AM CDT
Route Timing
04h 52m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
10:53 AM to 12:53 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
7:14 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
Pilot Grove
MO

City in Cooper County, Missouri, United States

From Saint Peters
127.4 mi
02h 26m
To Weston
127.9 mi
02h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Tuesday

Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms

Starts
Tue, May 12 6:00 AM CDT
Wind
9 to 14 mph SW
Destination
87°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM CDT
Wind
10 to 16 mph WSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on the route

    204.9 mi · 3 hr 51 min

  2. 2

    Continue on Truman/Eisenhower Presidential Highway

    2.7 mi · 3 min · Truman/Eisenhower Presidential Highway

  3. 3

    Continue on Clifton J. Scott Memorial Highway

    1.8 mi · 2 min · Clifton J. Scott Memorial Highway

  4. 4

    Continue on Truman/Eisenhower Presidential Highway

    2.9 mi · 3 min · Truman/Eisenhower Presidential Highway

  5. 5

    Continue on George Brett Super Highway

    1.4 km · 58 sec · George Brett Super Highway

  6. 6

    Take the exit slight right toward I 435 North, US 24 East: Des Moines

    1.1 mi · 2 min

  7. 7

    Merge slight left onto Lamar Hunt Memorial Highway

    7.8 mi · 9 min · Lamar Hunt Memorial Highway

  8. 8

    Continue on I435 N

    1.3 mi · 1 min · I435 N

  9. 9

    Continue straight

    20.9 mi · 22 min

  10. 10

    Keep slight left to continue on I 29 North, US 71 North: Saint Joseph

    3.8 mi · 4 min

  11. 11

    Take the exit slight right toward MO 273 North: Tracy, Weston

    1227 ft · 26 sec

  12. 12

    Turn left onto 273 Highway

    1.1 km · 1 min · 273 Highway

  13. 13

    Continue on 273 Highway

    4 mi · 5 min · 273 Highway

  14. 14

    Continue on JJ Highway

    1.5 mi · 2 min · JJ Highway

  15. 15

    Continue on Walnut Street

    1.2 km · 2 min · Walnut Street

  16. 16

    At the end of the road, turn left onto Main Street

    1037 ft · 43 sec · Main Street

  17. 17

    Turn left onto Thomas Street

    10 m · 1 sec · Thomas Street

  18. 18

    Arrive at your destination

    0 m · 1 sec · Thomas Street

Car Route Details

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

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
18 steps
3 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
7.1 / 100 mi
Decision points by distance
Main Roads
I435 N
22.1 mi · 9%
Lamar Hunt Memorial Highway
7.84 mi · 3%
Truman/Eisenhower Presidential Highway
5.56 mi · 2%
273 Highway
4.66 mi · 2%
I 29 North
3.84 mi · 2%
Clifton J. Scott Memorial Highway
1.81 mi · 1%
Longest Stretch

Longest stretch

Start on the route

205 mi · 03h 51m

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 52m
Long day trip
Same-Day Return
09h 46m
Round-trip wheel time
Road vs Air
+22.3 mi
233 mi direct line
Halfway Stop
Pilot Grove
02h 26m from Saint Peters
Leave By
7:14 AM CDT
Early departure recommended
Weather Watch

Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms leaving Saint Peters and Sunny near Weston.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 255.3 miles (410.9 km) and usually takes 04h 52m 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?

Pilot Grove is a useful midpoint, sitting about 127.4 miles from Saint Peters and 127.9 miles from Weston.

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

The direct path is about 233 miles (375 km), while the road route adds roughly 22.3 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 7:14 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $33.98 one way or $67.95 round trip. Estimated CO2 is about 80.1 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms around Saint Peters and Sunny near Weston.

Stop Ideas Near Pilot Grove

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

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

RAIL

Sedalia

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

Jefferson City

72 mi away
101 Jefferson Street
RAIL

Warrensburg

73 mi away
100 South Holden St.

Flight Path Map

This map shows the direct air route between Saint Peters and Weston. Straight-line distance: 233.04 mi (375.04 km).

Saint Peters

#1 Saint Peters

The most populous city in St.

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

#2 Weston

City in Missouri

Population1,834
Coordinates39.4111100, -94.9016300
Altitude243
CountryUnited States
Start: Saint Peters (-90.62651, 38.80033)
End: Weston (-94.90163, 39.41111)

Estimated Travel Time

Distance: 411 km by road

SpeedTime
30 mph (48.3 km/h)08h 30m
40 mph (64.37 km/h)06h 23m
50 mph (80.47 km/h)05h 06m
60 mph (96.56 km/h)04h 15m
70 mph (112.65 km/h)03h 38m
80 mph (129 km/h)03h 11m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.01 gal
34.11 L · about $33.98
Round trip
$67.95
18.02 gal · 68.22 L
Estimated CO2
80.1 kg one way
Round trip: 160.1 kg / 353 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $33.98 $67.95
Mid-grade $4.25 $38.32 $76.64
Premium $4.65 $41.93 $83.87
Diesel $5.30 $47.79 $95.58

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 13, 2026

There is no time difference between Saint Peters and Weston. The current time is 20:13:58.

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.