How far is Saint Peters, MO from Lee's Summit, MO?

The driving distance from Saint Peters, MO to Lee's Summit, MO is about 218.4 miles (351.5 km), with a travel time of about 03h 14m by car.

  • The straight-line flight distance is about 202.2 miles (325.4 km).
  • For a round trip, plan for roughly 06h 28m 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
218.42 mi
03h 14m
Flight
202.2 mi
325.41 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
202.2 mi
Kilometers
325.41 km
Flight Time
00h 24m

Driving Distance

Road route
218.42 mi
Kilometers
351.52 km
Drive Time
03h 14m

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 03h 14m.

Arrival Snapshot
Arrive in Lee's Summit
Sat, Apr 18, 11:57 AM CDT
Return by in Saint Peters
Sat, Apr 18, 3:11 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint Peters
2026-04-18T08:42
Arrive Lee's Summit
Sat, Apr 18, 11:57 AM CDT
Route Timing
03h 14m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:14 AM to 11:14 AM CDT

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

Leave by
10:32 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
Rocheport
MO

City in Missouri, United States

From Saint Peters
108.1 mi
01h 37m
To Lee's Summit
110.3 mi
01h 37m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
12 to 15 mph W
Destination
58°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM CDT
Wind
14 to 17 mph WNW

Driving Route Map

The map below follows the saved road route between Saint Peters and Lee's Summit.

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Peters and Lee's Summit.

  1. 1

    Start on the route

    204.9 mi · 3 hr 51 min

  2. 2

    Continue on Truman/Eisenhower Presidential Highway

    1.6 mi · 2 min · Truman/Eisenhower Presidential Highway

  3. 3

    Take the exit slight right toward I 470 South, MO 291 South: Lee's Summit

    1418 ft · 40 sec

  4. 4

    Merge slight left

    6.4 mi · 8 min

  5. 5

    Keep slight left to continue on MO 291 South: Harrisonville

    2.5 mi · 4 min

  6. 6

    Turn right onto Southeast 3rd Street

    1.4 km · 2 min · Southeast 3rd Street

  7. 7

    Continue on Southwest 3rd Street

    1495 ft · 40 sec · Southwest 3rd Street

  8. 8

    Arrive at your destination

    0 m · 1 sec · Southwest 3rd Street

Car Route Details

A richer read on the saved driving route between Saint Peters and Lee's Summit.

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
8 steps
1 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
3.7 / 100 mi
Decision points by distance
Main Roads
I 470 South
6.64 mi · 3%
MO 291 South
2.54 mi · 1%
Truman/Eisenhower Presidential Highway
1.55 mi · 1%
Southeast 3rd Street
0.86 mi
Southwest 3rd Street
0.28 mi
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
03h 14m
Long day trip
Same-Day Return
06h 28m
Round-trip wheel time
Road vs Air
+16.2 mi
202.2 mi direct line
Halfway Stop
Rocheport
01h 37m from Saint Peters
Leave By
10:32 AM CDT
Early departure recommended
Weather Watch

Showers And Thunderstorms leaving Saint Peters and Showers And Thunderstorms near Lee's Summit.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint Peters to Lee's Summit?

The road trip is about 218.4 miles (351.5 km) and usually takes 03h 14m 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?

Rocheport is a useful midpoint, sitting about 108.1 miles from Saint Peters and 110.3 miles from Lee's Summit.

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

The direct path is about 202.2 miles (325.4 km), while the road route adds roughly 16.2 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 10:32 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.07 one way or $58.15 round trip. Estimated CO2 is about 68.5 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Saint Peters and Showers And Thunderstorms near Lee's Summit.

Stop Ideas Near Rocheport

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

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

RAIL

Jefferson City

56 mi away
101 Jefferson Street
RAIL

Sedalia

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

Hermann

103 mi away
Wharf & Gutenberg Sts.
RAIL

Warrensburg

105 mi away
100 South Holden St.

Flight Path Map

This map shows the direct air route between Saint Peters and Lee's Summit. Straight-line distance: 202.2 mi (325.41 km).

Saint Peters

#1 Saint Peters

The most populous city in St.

Population58,043
Coordinates38.8003300, -90.6265100
Altitude134
CountryUnited States
Lee's Summit

#2 Lee's Summit

The most populous city in Jackson County, Missouri.

Population101,467
Coordinates38.9108400, -94.3821700
Altitude316
CountryUnited States
Start: I 70 West (-90.626511, 38.800311)
End: Southwest 3rd Street (-94.382168, 38.910873)

Estimated Travel Time

Distance: 352 km by road

SpeedTime
30 mph (48.3 km/h)07h 16m
40 mph (64.37 km/h)05h 27m
50 mph (80.47 km/h)04h 22m
60 mph (96.56 km/h)03h 38m
70 mph (112.65 km/h)03h 07m
80 mph (129 km/h)02h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.71 gal
29.18 L · about $29.07
Round trip
$58.15
15.42 gal · 58.36 L
Estimated CO2
68.5 kg one way
Round trip: 137 kg / 302 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $29.07 $58.15
Mid-grade $4.25 $32.79 $65.58
Premium $4.65 $35.88 $71.76
Diesel $5.30 $40.89 $81.79

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 · Apr 18, 2026

There is no time difference between Saint Peters and Lee's Summit. The current time is 08:42:45.

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.