How far is Saint George, KS from Derby, KS?
The driving distance from Saint George, KS to Derby, KS is about 148.9 miles (239.6 km), with a travel time of about 02h 32m by car.
- The straight-line flight distance is about 122.7 miles (197.4 km).
- For a round trip, plan for roughly 05h 05m 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 32m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in and the county seat of Marion County, Kansas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Sunny
Chance Rain Showers then Sunny
Driving Route Map
The map below follows the saved road route between Saint George and Derby.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint George and Derby.
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1
Start on Grant Street
93 m · 15 sec · Grant Street
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2
Turn right onto 1st Street
1.1 km · 2 min · 1st Street
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3
Continue on Military Trail Road
2879 ft · 58 sec · Military Trail Road
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4
Turn right onto Flush Road
1840 ft · 1 min · Flush Road
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5
Turn left
6.6 mi · 9 min
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6
Turn left onto Fort Riley Boulevard
14.3 mi · 19 min · Fort Riley Boulevard
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7
Take the exit slight right toward I-70 West, Salina
1531 ft · 36 sec
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8
Merge slight left onto Truman/Eisenhower Presidential Highway
7.4 mi · 7 min · Truman/Eisenhower Presidential Highway
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9
Take the exit slight right toward US 77, KS 18 West, Marysville, Herington
1123 ft · 27 sec
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10
Keep slight left to continue on US 77, KS 18 West, Marysville, Herington
662 ft · 25 sec
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11
Turn right onto US 77, KS 18 West: Marysville, Herington
46.4 mi · 54 min
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12
Enter the roundabout and take exit 2 toward the route
53 m · 3 sec
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13
Exit the roundabout
8.8 mi · 10 min
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14
Enter the roundabout and take exit 2 toward US 77 South: El Dorado
54 m · 8 sec
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15
Exit the roundabout onto US 77 South: El Dorado
26.7 mi · 31 min
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16
Turn left
1402 ft · 34 sec
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17
Keep slight left
2570 ft · 1 min
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18
Merge slight left onto Kansas Turnpike
30.7 mi · 31 min · Kansas Turnpike
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19
Take the exit slight right toward KS 15: Wichita K-15
2608 ft · 1 min
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20
Keep slight left
45 m · 4 sec
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21
Turn right onto Turnpike Drive
1143 ft · 19 sec · Turnpike Drive
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22
At the end of the road, turn left onto South Southeast Boulevard
5.1 mi · 8 min · South Southeast Boulevard
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23
Continue on North Baltimore Avenue
2237 ft · 45 sec · North Baltimore Avenue
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24
Turn left onto East Main Street
83 m · 17 sec · East Main Street
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25
Turn left
37 m · 9 sec
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26
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Saint George and Derby.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 77
Turn right onto US 77, KS 18 West: Marysville, Herington
46.4 mi · 00h 54m
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 then Sunny leaving Saint George and Chance Rain Showers then Sunny near Derby.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint George to Derby?
The road trip is about 148.9 miles (239.6 km) and usually takes 02h 32m 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?
Marion is a useful midpoint, sitting about 75.2 miles from Saint George and 73.6 miles from Derby.
How much longer is the road route than the straight-line distance?
The direct path is about 122.7 miles (197.4 km), while the road route adds roughly 26.2 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:24 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.80 one way or $39.60 round trip. Estimated CO2 is about 46.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Sunny around Saint George and Chance Rain Showers then Sunny near Derby.
Stop Ideas Near Marion
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 Marion.
Newton
Hutchinson
Flight Path Map
This map shows the direct air route between Saint George and Derby. Straight-line distance: 122.63 mi (197.36 km).
#1 Saint George
City in Kansas, United States
| Population | 1,017 |
| Coordinates | 39.1911100, -96.4202800 |
| Altitude | 312 |
| Country | United States |
#2 Derby
City in Sedgwick County, Kansas, United States
| Population | 25,145 |
| Coordinates | 37.5455700, -97.2689300 |
| Altitude | 394 |
| Country | United States |
End: North Georgie (-97.268759, 37.545571)
Estimated Travel Time
Distance: 240 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 57m |
| 40 mph (64.37 km/h) | 03h 43m |
| 50 mph (80.47 km/h) | 02h 58m |
| 60 mph (96.56 km/h) | 02h 28m |
| 70 mph (112.65 km/h) | 02h 07m |
| 80 mph (129 km/h) | 01h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.80 | $39.60 |
| Mid-grade | $4.25 | $22.33 | $44.66 |
| Premium | $4.65 | $24.43 | $48.87 |
| Diesel | $5.30 | $27.85 | $55.69 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.