How far is Saint Martins, MO from Lee's Summit, MO?
The driving distance from Saint Martins, MO to Lee's Summit, MO is about 117.6 miles (189.3 km), with a travel time of about 02h 01m by car.
- The straight-line flight distance is about 112.3 miles (180.8 km).
- For a round trip, plan for roughly 04h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 02h 01m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in Pettis County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Showers And Thunderstorms
Mostly Sunny then Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Saint Martins and Lee's Summit.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Martins and Lee's Summit.
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1
Start on Business 50 West
1.2 km · 1 min · Business 50 West
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2
Turn left onto Henwick Lane
40 m · 3 sec · Henwick Lane
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3
Turn right
16 mi · 19 min
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4
Continue straight
100.1 mi · 2 hr 6 min
-
5
Take the exit slight right toward MO 291 South: Jefferson Street, Harrisonville
767 ft · 19 sec
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6
Keep slight right
144 m · 13 sec
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7
Enter the roundabout and take exit 2 toward Southwest Jefferson Street
31 m · 2 sec · Southwest Jefferson Street
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8
Exit the roundabout onto Southwest Jefferson Street
2497 ft · 53 sec · Southwest Jefferson Street
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9
Turn left onto Southwest 3rd Street
529 ft · 13 sec · Southwest 3rd Street
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10
Arrive at your destination
0 m · 1 sec · Southwest 3rd Street
Car Route Details
A richer read on the saved driving route between Saint Martins and Lee's Summit.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Henwick Lane
Continue straight
100 mi · 02h 06m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Slight Chance Showers And Thunderstorms leaving Saint Martins and Mostly Sunny then Showers And Thunderstorms Likely 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 Martins to Lee's Summit?
The road trip is about 117.6 miles (189.3 km) and usually takes 02h 01m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
La Monte is a useful midpoint, sitting about 58.7 miles from Saint Martins and 58.9 miles from Lee's Summit.
How much longer is the road route than the straight-line distance?
The direct path is about 112.3 miles (180.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 2:28 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.65 one way or $31.30 round trip. Estimated CO2 is about 36.9 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Showers And Thunderstorms around Saint Martins and Mostly Sunny then Showers And Thunderstorms Likely near Lee's Summit.
Stop Ideas Near La Monte
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to La Monte.
Sedalia
Warrensburg
Lee's Summit
Independence
Flight Path Map
This map shows the direct air route between Saint Martins and Lee's Summit. Straight-line distance: 112.34 mi (180.8 km).
#1 Saint Martins
City in Cole County, MO
| Population | 1,204 |
| Coordinates | 38.5942000, -92.3371300 |
| Altitude | 237 |
| Country | United States |
#2 Lee's Summit
The most populous city in Jackson County, Missouri.
| Population | 101,467 |
| Coordinates | 38.9108400, -94.3821700 |
| Altitude | 316 |
| Country | United States |
End: Southwest 3rd Street (-94.382168, 38.910873)
Estimated Travel Time
Distance: 189 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 55m |
| 40 mph (64.37 km/h) | 02h 56m |
| 50 mph (80.47 km/h) | 02h 21m |
| 60 mph (96.56 km/h) | 01h 57m |
| 70 mph (112.65 km/h) | 01h 40m |
| 80 mph (129 km/h) | 01h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.65 | $31.30 |
| Mid-grade | $4.25 | $17.65 | $35.30 |
| Premium | $4.65 | $19.31 | $38.63 |
| Diesel | $5.30 | $22.01 | $44.02 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.