How far is Saint Marys, KS from Leavenworth, KS?
The driving distance from Saint Marys, KS to Leavenworth, KS is about 79.7 miles (128.3 km), with a travel time of about 01h 31m by car.
- The straight-line flight distance is about 62 miles (99.8 km).
- For a round trip, plan for roughly 03h 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 01h 31m.
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.
Human settlement in Jefferson County, Kansas, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Saint Marys and Leavenworth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Marys and Leavenworth.
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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
29.4 mi · 36 min · South Chestnut Street
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5
Turn left
10.1 mi · 12 min
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6
Turn right
2.9 mi · 4 min
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7
Keep slight right
3 mi · 5 min
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8
Turn left onto South Union Street
4.4 mi · 6 min · South Union Street
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9
Keep slight right
17.8 mi · 26 min
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10
Turn left
84 m · 20 sec
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11
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Saint Marys and Leavenworth.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
South Chestnut Street
Continue on South Chestnut Street
29.4 mi · 00h 36m
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 Showers And Thunderstorms Likely near Leavenworth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Marys to Leavenworth?
The road trip is about 79.7 miles (128.3 km) and usually takes 01h 31m 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?
Perry is a useful midpoint, sitting about 40.3 miles from Saint Marys and 39.5 miles from Leavenworth.
How much longer is the road route than the straight-line distance?
The direct path is about 62 miles (99.8 km), while the road route adds roughly 17.7 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:28 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.60 one way or $21.19 round trip. Estimated CO2 is about 25 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Saint Marys and Showers And Thunderstorms Likely near Leavenworth.
Stop Ideas Near Perry
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 Perry.
Lawrence
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Union Station
Independence
Flight Path Map
This map shows the direct air route between Saint Marys and Leavenworth. Straight-line distance: 61.98 mi (99.75 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 Leavenworth
City in Kansas
| Population | 35,934 |
| Coordinates | 39.3111100, -94.9224600 |
| Altitude | 256 |
| Country | United States |
End: (-94.922671, 39.310837)
Estimated Travel Time
Distance: 128 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 39m |
| 40 mph (64.37 km/h) | 01h 59m |
| 50 mph (80.47 km/h) | 01h 35m |
| 60 mph (96.56 km/h) | 01h 19m |
| 70 mph (112.65 km/h) | 01h 08m |
| 80 mph (129 km/h) | 00h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $10.60 | $21.19 |
| Mid-grade | $4.25 | $11.95 | $23.90 |
| Premium | $4.65 | $13.08 | $26.16 |
| Diesel | $5.30 | $14.90 | $29.81 |
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.