How far is Derby, KS from Monmouth, KS?
The driving distance from Derby, KS to Monmouth, KS is about 153.4 miles (246.9 km), with a travel time of about 03h 08m by car.
- The straight-line flight distance is about 128.5 miles (206.8 km).
- For a round trip, plan for roughly 06h 16m 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 03h 08m.
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 Greenwood County, Kansas
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Derby and Monmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Derby and Monmouth.
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1
Start on the route
37 m · 11 sec
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2
Turn right onto East Main Street
83 m · 14 sec · East Main Street
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3
Turn right onto North Baltimore Avenue
2237 ft · 40 sec · North Baltimore Avenue
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4
Continue on South Southeast Boulevard
5.1 mi · 8 min · South Southeast Boulevard
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5
Turn right onto Turnpike Drive
1210 ft · 26 sec · Turnpike Drive
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6
Take the ramp left
160 m · 13 sec
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7
Keep slight right to continue on I 35 North: El Dorado, Kansas City, Kansas Turnpike
927 ft · 23 sec
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8
Merge slight left onto Kansas Turnpike
4.5 mi · 4 min · Kansas Turnpike
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9
Take the exit slight right toward Webb Road
3276 ft · 1 min
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10
Continue on East Kellogg Drive
2816 ft · 1 min · East Kellogg Drive
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11
Take the ramp straight toward US 54 East, US 400 East
1284 ft · 31 sec
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12
Merge slight left onto Vietnam Veterans Memorial Highway
12.5 mi · 16 min · Vietnam Veterans Memorial Highway
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13
Continue on West 7th Avenue
1.1 km · 2 min · West 7th Avenue
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14
Continue on Vietnam Veterans Memorial Highway
7 mi · 8 min · Vietnam Veterans Memorial Highway
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15
Continue on Atomic Veterans Memorial Highway
61.9 mi · 1 hr 12 min · Atomic Veterans Memorial Highway
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16
Enter the roundabout and take exit 2 toward Clayton J. Connell Memorial Highway
48 m · 2 sec · Clayton J. Connell Memorial Highway
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17
Exit the roundabout onto Clayton J. Connell Memorial Highway
57.6 mi · 1 hr 6 min · Clayton J. Connell Memorial Highway
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18
Turn left onto South 90th Street
1.6 mi · 6 min · South 90th Street
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19
Turn right onto East 516th Avenue
1026 ft · 45 sec · East 516th Avenue
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20
Arrive at your destination
0 m · 1 sec · East 516th Avenue
Car Route Details
A richer read on the saved driving route between Derby and Monmouth.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Atomic Veterans Memorial Highway
Continue on Atomic Veterans Memorial Highway
61.9 mi · 01h 12m
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.
Mostly Clear leaving Derby and Partly Cloudy near Monmouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Derby to Monmouth?
The road trip is about 153.4 miles (246.9 km) and usually takes 03h 08m 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?
Fall River is a useful midpoint, sitting about 76.6 miles from Derby and 76.9 miles from Monmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 128.5 miles (206.8 km), while the road route adds roughly 24.9 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 10:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.44 one way or $40.88 round trip. Estimated CO2 is about 48.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Derby and Partly Cloudy near Monmouth.
Flight Path Map
This map shows the direct air route between Derby and Monmouth. Straight-line distance: 128.52 mi (206.84 km).
#1 Derby
City in Sedgwick County, Kansas, United States
| Population | 25,145 |
| Coordinates | 37.5455700, -97.2689300 |
| Altitude | 394 |
| Country | United States |
#2 Monmouth
Unincorporated community in Kansas, United States
| Population | 3,109 |
| Coordinates | 37.3631100, -94.9369100 |
| Altitude | 267 |
| Country | United States |
End: Monmouth (-94.93691, 37.36311)
Estimated Travel Time
Distance: 247 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 06m |
| 40 mph (64.37 km/h) | 03h 50m |
| 50 mph (80.47 km/h) | 03h 04m |
| 60 mph (96.56 km/h) | 02h 33m |
| 70 mph (112.65 km/h) | 02h 11m |
| 80 mph (129 km/h) | 01h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $20.44 | $40.88 |
| Mid-grade | $4.25 | $23.05 | $46.10 |
| Premium | $4.65 | $25.22 | $50.45 |
| Diesel | $5.30 | $28.75 | $57.50 |
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 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.