How far is Derby, KS from Colby, KS?

The driving distance from Derby, KS to Colby, KS is about 298.9 miles (481 km), with a travel time of about 05h 09m by car.

  • The straight-line flight distance is about 241.3 miles (388.3 km).
  • For a round trip, plan for roughly 10h 18m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
298.85 mi
05h 09m
Flight
241.28 mi
388.3 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Derby.

Flight Distance

Direct air line
241.28 mi
Kilometers
388.3 km
Flight Time
00h 29m

Driving Distance

Road route
298.85 mi
Kilometers
480.96 km
Drive Time
05h 09m

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 05h 09m.

Arrival Snapshot
Arrive in Colby
Sat, Apr 11, 10:05 PM CDT
Return by in Derby
Sun, Apr 12, 3:14 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Derby
2026-04-11T16:56
Arrive Colby
Sat, Apr 11, 10:05 PM CDT
Route Timing
05h 09m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:09 AM to 1:09 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
6:42 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Derby
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Dorrance
KS

Human settlement in Russell County, Kansas, United States of America

From Derby
149.3 mi
02h 34m
To Colby
149.6 mi
02h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
76°F
Saturday

Chance Showers And Thunderstorms

Starts
Sat, Apr 11 1:00 AM CDT
Wind
10 to 22 mph S
Destination
76°F
Saturday

Rain Showers Likely

Starts
Sat, Apr 11 1:00 AM CDT
Wind
10 to 25 mph S

Driving Route Map

The map below follows the saved road route between Derby and Colby.

Turn-by-Turn Driving Directions

Step-by-step road directions between Derby and Colby.

  1. 1

    Start on the route

    37 m · 11 sec

  2. 2

    Turn right onto East Main Street

    83 m · 14 sec · East Main Street

  3. 3

    Turn right onto North Baltimore Avenue

    2237 ft · 40 sec · North Baltimore Avenue

  4. 4

    Continue on South Southeast Boulevard

    6.3 mi · 10 min · South Southeast Boulevard

  5. 5

    Take the ramp slight right toward I 135 North, US 81 North, KS 15 North: Salina

    2001 ft · 49 sec

  6. 6

    Merge slight left

    27.1 mi · 30 min

  7. 7

    Continue straight

    2.1 mi · 2 min

  8. 8

    Continue straight

    63.2 mi · 1 hr 3 min

  9. 9

    Take the exit slight right toward I 70 West: Hays

    1185 ft · 42 sec

  10. 10

    Merge slight left onto Dwight D. Eisenhower Highway

    196.6 mi · 3 hr 17 min · Dwight D. Eisenhower Highway

  11. 11

    Take the exit slight right toward KS 25, Atwood, Leoti

    1176 ft · 29 sec

  12. 12

    Turn right onto South Range Avenue

    2.1 mi · 4 min · South Range Avenue

  13. 13

    Turn right onto West 3rd Street

    668 ft · 29 sec · West 3rd Street

  14. 14

    Arrive at your destination

    0 m · 1 sec · West 3rd Street

Car Route Details

A richer read on the saved driving route between Derby and Colby.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
14 steps
4 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
4.7 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
197 mi · 66%
I 135 North
92.7 mi · 31%
South Southeast Boulevard
6.31 mi · 2%
South Range Avenue
2.09 mi · 1%
North Baltimore Avenue
0.42 mi
I 70 West
0.22 mi
Longest Stretch

Dwight D. Eisenhower Highway

Merge slight left onto Dwight D. Eisenhower Highway

197 mi · 03h 17m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
05h 09m
Long day trip
Same-Day Return
10h 18m
Round-trip wheel time
Road vs Air
+57.6 mi
241.3 mi direct line
Halfway Stop
Dorrance
02h 34m from Derby
Leave By
6:42 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Derby and Rain Showers Likely near Colby.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Derby to Colby?

The road trip is about 298.9 miles (481 km) and usually takes 05h 09m 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?

Dorrance is a useful midpoint, sitting about 149.3 miles from Derby and 149.6 miles from Colby.

How much longer is the road route than the straight-line distance?

The direct path is about 241.3 miles (388.3 km), while the road route adds roughly 57.6 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:42 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $39.78 one way or $79.57 round trip. Estimated CO2 is about 93.8 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Derby and Rain Showers Likely near Colby.

Stop Ideas Near Dorrance

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Dorrance, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Dorrance.

RAIL

Hutchinson

105 mi away
North Walnut St & East 3rd Ave

Flight Path Map

This map shows the direct air route between Derby and Colby. Straight-line distance: 241.28 mi (388.3 km).

Derby

#1 Derby

City in Sedgwick County, Kansas, United States

Population25,145
Coordinates37.5455700, -97.2689300
Altitude394
CountryUnited States
Colby

#2 Colby

City in Thomas County, Kansas, United States of America

Population5,315
Coordinates39.3958400, -101.0523800
Altitude963
CountryUnited States
Start: Derby (-97.26893, 37.54557)
End: Colby (-101.05238, 39.39584)

Estimated Travel Time

Distance: 481 km by road

SpeedTime
30 mph (48.3 km/h)09h 57m
40 mph (64.37 km/h)07h 28m
50 mph (80.47 km/h)05h 58m
60 mph (96.56 km/h)04h 58m
70 mph (112.65 km/h)04h 16m
80 mph (129 km/h)03h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.55 gal
39.92 L · about $39.78
Round trip
$79.57
21.1 gal · 79.84 L
Estimated CO2
93.8 kg one way
Round trip: 187.5 kg / 413 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $39.78 $79.57
Mid-grade $4.25 $44.87 $89.74
Premium $4.65 $49.10 $98.20
Diesel $5.30 $55.96 $111.91

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 11, 2026

There is no time difference between Derby and Colby. The current time is 16:56:34.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.