How far is Washington County, MO from Lee's Summit, MO?
The driving distance from Washington County, MO to Lee's Summit, MO is about 241.4 miles (388.5 km), with a travel time of about 04h 26m by car.
- The straight-line flight distance is about 200.7 miles (323 km).
- For a round trip, plan for roughly 08h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 04h 26m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Cole County, MO
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Washington County and Lee's Summit.
Turn-by-Turn Driving Directions
Step-by-step road directions between Washington County and Lee's Summit.
-
1
Start on the route
2765 ft · 2 min
-
2
Turn left
7.7 mi · 19 min
-
3
Turn right
27.9 mi · 41 min
-
4
Continue straight
6.5 mi · 10 min
-
5
Take the ramp left toward I 44 West: Rolla
1031 ft · 25 sec
-
6
Merge slight left
12.3 mi · 13 min
-
7
Take the exit slight right toward MO 8, MO 68: Saint James
823 ft · 20 sec
-
8
Turn right onto North Jefferson Street
12.2 mi · 18 min · North Jefferson Street
-
9
At the end of the road, turn right
76.1 mi · 1 hr 35 min
-
10
Continue straight
100.1 mi · 2 hr 6 min
-
11
Take the exit slight right toward MO 291 South: Jefferson Street, Harrisonville
767 ft · 19 sec
-
12
Keep slight right
144 m · 13 sec
-
13
Enter the roundabout and take exit 2 toward Southwest Jefferson Street
31 m · 2 sec · Southwest Jefferson Street
-
14
Exit the roundabout onto Southwest Jefferson Street
2497 ft · 53 sec · Southwest Jefferson Street
-
15
Turn left onto Southwest 3rd Street
529 ft · 13 sec · Southwest 3rd Street
-
16
Arrive at your destination
0 m · 1 sec · Southwest 3rd Street
Car Route Details
A richer read on the saved driving route between Washington County and Lee's Summit.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
North Jefferson Street
Continue straight
100 mi · 02h 06m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Showers And Thunderstorms leaving Washington County and Chance 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 Washington County to Lee's Summit?
The road trip is about 241.4 miles (388.5 km) and usually takes 04h 26m 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?
Saint Martins is a useful midpoint, sitting about 122.2 miles from Washington County and 119.2 miles from Lee's Summit.
How much longer is the road route than the straight-line distance?
The direct path is about 200.7 miles (323 km), while the road route adds roughly 40.7 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 8:08 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.87 one way or $67.73 round trip. Estimated CO2 is about 75.7 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Washington County and Chance Showers And Thunderstorms near Lee's Summit.
Stop Ideas Near Saint Martins
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 Saint Martins.
Jefferson City
Sedalia
Hermann
Washington
Flight Path Map
This map shows the direct air route between Washington County and Lee's Summit. Straight-line distance: 200.68 mi (322.96 km).
#1 Washington County
County in Missouri, United States
| Population | 24,604 |
| Coordinates | 37.9616800, -90.8774200 |
| Altitude | 292 |
| 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: 388 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 02m |
| 40 mph (64.37 km/h) | 06h 02m |
| 50 mph (80.47 km/h) | 04h 49m |
| 60 mph (96.56 km/h) | 04h 01m |
| 70 mph (112.65 km/h) | 03h 26m |
| 80 mph (129 km/h) | 03h 00m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.98 | $33.87 | $67.73 |
| Mid-grade | $4.34 | $36.99 | $73.97 |
| Premium | $4.71 | $40.10 | $80.21 |
| Diesel | $5.99 | $51.02 | $102.04 |
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 · Oct 15, 2026