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

The driving distance from Winchester, MO to Saint Peters, MO is about 20.8 miles (33.4 km), with a travel time of about 00h 27m by car.

  • The straight-line flight distance is about 15.5 miles (24.9 km).
  • For a round trip, plan for roughly 00h 55m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
20.74 mi
00h 27m
Flight
15.45 mi
24.87 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Winchester.

Flight Distance

Direct air line
15.45 mi
Kilometers
24.87 km
Flight Time
00h 01m

Driving Distance

Road route
20.74 mi
Kilometers
33.38 km
Drive Time
00h 27m

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 00h 27m.

Arrival Snapshot
Arrive in Saint Peters
Wed, May 13, 2:02 PM CDT
Return by in Winchester
Wed, May 13, 2:29 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Winchester
2026-05-13T13:34
Arrive Saint Peters
Wed, May 13, 2:02 PM CDT
Route Timing
00h 27m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:28 AM to 7:28 PM CDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:34 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Winchester
10:00 PM CDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Lake
MO

Township in Missouri, United States

From Winchester
10.4 mi
00h 13m
To Saint Peters
10.3 mi
00h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
Wednesday

Sunny

Starts
Wed, May 13 6:00 AM CDT
Wind
5 to 12 mph NW
Destination
82°F
Wednesday

Slight Chance Showers And Thunderstorms

Starts
Wed, May 13 6:00 AM CDT
Wind
8 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on the route

    795 ft · 1 min

  2. 2

    Turn left

    18 m · 9 sec

  3. 3

    Continue on Solley Drive

    645 ft · 30 sec · Solley Drive

  4. 4

    Turn right onto Manchester Road

    1 mi · 2 min · Manchester Road

  5. 5

    Take the exit slight left toward MO 141 North

    1329 ft · 38 sec

  6. 6

    Merge slight left

    8.2 mi · 12 min

  7. 7

    Take the exit slight right toward MO 364 West

    1791 ft · 44 sec

  8. 8

    Merge slight left onto Page Avenue

    3.7 mi · 5 min · Page Avenue

  9. 9

    Take the exit slight right toward MO 94 East: St. Charles

    739 ft · 16 sec

  10. 10

    Keep slight left to continue on Muegge Road

    1561 ft · 38 sec

  11. 11

    Continue on Muegge Road

    3 mi · 6 min · Muegge Road

  12. 12

    Continue on Cave Springs Road

    916 ft · 22 sec · Cave Springs Road

  13. 13

    Take the ramp slight left

    1261 ft · 23 sec

  14. 14

    Merge slight left

    3.2 mi · 4 min

  15. 15

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
15 steps
2 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
72.5 / 100 mi
Decision points by distance
Main Roads
MO 141 North
8.44 mi · 41%
Page Avenue
3.73 mi · 18%
Cave Springs Road
3.57 mi · 17%
Muegge Road
3.28 mi · 16%
Manchester Road
1.04 mi · 5%
MO 364 West
0.34 mi · 2%
Longest Stretch

MO 141 North

Merge slight left

8.18 mi · 00h 12m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 27m
Quick drive
Same-Day Return
00h 56m
Round-trip wheel time
Road vs Air
+5.3 mi
15.5 mi direct line
Halfway Stop
Lake
00h 13m from Winchester
Leave By
7:34 PM CDT
Flexible departure
Weather Watch

Sunny leaving Winchester and Slight Chance Showers And Thunderstorms near Saint Peters.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 20.8 miles (33.4 km) and usually takes 00h 27m in normal driving conditions.

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

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Lake is a useful midpoint, sitting about 10.4 miles from Winchester and 10.3 miles from Saint Peters.

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

The direct path is about 15.5 miles (24.9 km), while the road route adds roughly 5.3 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:34 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.75 one way or $5.51 round trip. Estimated CO2 is about 6.5 kg one way.

What should you check before leaving?

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

Stop Ideas Near Lake

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Lake and the surrounding midpoint area.
City Hall Park
Scenic stop 14.1 mi away

City Hall Park

Dardenne Prairie , MO
Dardenne Prairie, MO 63368
Rating 4.8/5 294 reviews Tourist attraction,Park
Jennings City Hall
Meeting point 13.5 mi away

Jennings City Hall

Jennings , MO
2120 Hord Ave, Jennings, MO 63136
Rating 4.3/5 26 reviews City Hall
Ferguson Finance Director
Nearby stop 11.1 mi away

Ferguson Finance Director

Ferguson , MO
110 Church St, Ferguson, MO 63135
Rating 5.0/5 1 reviews City tax office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Lake.

RAIL

Kirkwood

15 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

28 mi away
551 South 16th St.
RAIL

Alton

42 mi away
3400 College Ave.
RAIL

Washington

45 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between Winchester and Saint Peters. Straight-line distance: 15.45 mi (24.87 km).

Winchester

#1 Winchester

City in St.

Population1,509
Coordinates38.5903300, -90.5279000
Altitude190
CountryUnited States
Saint Peters

#2 Saint Peters

The most populous city in St.

Population58,043
Coordinates38.8003300, -90.6265100
Altitude134
CountryUnited States
Start: (-90.527893, 38.59033)
End: I 70 West (-90.626511, 38.800311)

Estimated Travel Time

Distance: 33 km by road

SpeedTime
30 mph (48.3 km/h)00h 41m
40 mph (64.37 km/h)00h 31m
50 mph (80.47 km/h)00h 24m
60 mph (96.56 km/h)00h 20m
70 mph (112.65 km/h)00h 17m
80 mph (129 km/h)00h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.73 gal
2.77 L · about $2.75
Round trip
$5.51
1.46 gal · 5.54 L
Estimated CO2
6.5 kg one way
Round trip: 13 kg / 29 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $2.75 $5.51
Mid-grade $4.25 $3.10 $6.21
Premium $4.65 $3.40 $6.79
Diesel $5.30 $3.87 $7.74

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 Winchester and Saint Peters. The current time is 13:34:22.

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.