How far is Saint Marys, KS from Leawood, KS?
The driving distance from Saint Marys, KS to Leawood, KS is about 93.1 miles (149.8 km), with a travel time of about 01h 36m by car.
- The straight-line flight distance is about 79.5 miles (128 km).
- For a round trip, plan for roughly 03h 12m 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 01h 36m.
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.
Township in Douglas County, Kansas
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Saint Marys and Leawood.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Marys and Leawood.
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1
Start on North 6th Street
7 m · 6 sec · North 6th Street
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2
Turn left onto West Bertrand Avenue
12.9 mi · 18 min · West Bertrand Avenue
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3
Continue on West Railroad Street
1079 ft · 46 sec · West Railroad Street
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4
Continue on South Chestnut Street
7.4 mi · 10 min · South Chestnut Street
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5
Take the exit slight right
2111 ft · 52 sec
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6
Merge slight left
1.2 mi · 1 min
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7
Keep slight left to continue on I 70 East, US 40 East, KS 4 East: Kansas City, Gage Boulevard
1621 ft · 36 sec
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8
Keep slight left to continue on I-70 East, Kansas City
1046 ft · 25 sec
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9
Merge slight left onto Truman/Eisenhower Presidential Highway
7.3 mi · 9 min · Truman/Eisenhower Presidential Highway
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10
Keep slight left to continue on Truman/Eisenhower Presidential Highway
1.2 km · 52 sec · Truman/Eisenhower Presidential Highway
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11
Continue on Kansas Turnpike
14 mi · 14 min · Kansas Turnpike
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12
Take the exit slight right toward KS 10: Lecompton, Lawrence
2307 ft · 1 min
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13
Turn right onto South Lawrence Trafficway
36.5 mi · 40 min · South Lawrence Trafficway
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14
Keep slight left to continue on I 435 East
1484 ft · 36 sec
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15
Merge slight left
8.2 mi · 9 min
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16
Take the exit slight right toward State Line Road
1669 ft · 43 sec
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17
Turn left onto State Line Road
1.5 mi · 3 min · State Line Road
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18
Turn left onto West 95th Street
2101 ft · 57 sec · West 95th Street
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19
Turn right onto Lee Boulevard
1.1 km · 2 min · Lee Boulevard
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20
Turn left onto West 90th Street
718 ft · 31 sec · West 90th Street
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21
Arrive at your destination
0 m · 1 sec · West 90th Street
Car Route Details
A richer read on the saved driving route between Saint Marys and Leawood.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
South Lawrence Trafficway
Turn right onto South Lawrence Trafficway
36.5 mi · 00h 40m
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.
Chance Rain Showers leaving Saint Marys and Chance Showers And Thunderstorms near Leawood.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Marys to Leawood?
The road trip is about 93.1 miles (149.8 km) and usually takes 01h 36m 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?
Kanwaka is a useful midpoint, sitting about 46.5 miles from Saint Marys and 46.6 miles from Leawood.
How much longer is the road route than the straight-line distance?
The direct path is about 79.5 miles (128 km), while the road route adds roughly 13.6 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 3:18 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.41 one way or $24.81 round trip. Estimated CO2 is about 29.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Saint Marys and Chance Showers And Thunderstorms near Leawood.
Stop Ideas Near Kanwaka
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 Kanwaka.
Lawrence
Topeka
Union Station
Independence
Flight Path Map
This map shows the direct air route between Saint Marys and Leawood. Straight-line distance: 79.56 mi (128.04 km).
#1 Saint Marys
City in Pottawatomie and Wabaunsee couties in Kansas, United States
| Population | 2,652 |
| Coordinates | 39.1941600, -96.0711000 |
| Altitude | 291 |
| Country | United States |
#2 Leawood
City in Kansas, United States
| Population | 34,669 |
| Coordinates | 38.9666700, -94.6169000 |
| Altitude | 287 |
| Country | United States |
End: West 90th Street (-94.616901, 38.966789)
Estimated Travel Time
Distance: 150 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 06m |
| 40 mph (64.37 km/h) | 02h 19m |
| 50 mph (80.47 km/h) | 01h 51m |
| 60 mph (96.56 km/h) | 01h 33m |
| 70 mph (112.65 km/h) | 01h 19m |
| 80 mph (129 km/h) | 01h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $12.41 | $24.81 |
| Mid-grade | $4.25 | $13.99 | $27.98 |
| Premium | $4.65 | $15.31 | $30.62 |
| Diesel | $5.30 | $17.45 | $34.90 |
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 Kansas · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.