How far is Douglas, AZ from Casa Grande, AZ?

The driving distance from Douglas, AZ to Casa Grande, AZ is about 186.6 miles (300.3 km), with a travel time of about 03h 09m by car.

  • The straight-line flight distance is about 167.3 miles (269.3 km).
  • For a round trip, plan for roughly 06h 18m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MST.
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
186.6 mi
03h 09m
Flight
167.34 mi
269.31 km direct

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

Learn Distance

Choose another destination from Douglas.

Flight Distance

Direct air line
167.34 mi
Kilometers
269.31 km
Flight Time
00h 20m

Driving Distance

Road route
186.6 mi
Kilometers
300.31 km
Drive Time
03h 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 03h 09m.

Arrival Snapshot
Arrive in Casa Grande
Sun, May 3, 12:01 AM MST
Return by in Douglas
Sun, May 3, 3:11 AM MST
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Douglas
2026-05-02T20:52
Arrive Casa Grande
Sun, May 3, 12:01 AM MST
Route Timing
03h 09m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MST
Leave early for more breathing room
Arrive between
9:09 AM to 11:09 AM MST

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

Leave by
10:42 AM MST
Keeps a same-day return open with about 04h 00m at the destination.
Back in Douglas
9:00 PM MST
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
Whetstone
AZ

Census-designated place in Cochise County, Arizona

From Douglas
95.6 mi
01h 34m
To Casa Grande
91 mi
01h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
This Afternoon

Sunny

Starts
Sat, May 2 12:00 PM MST
Wind
7 to 12 mph E
Destination
91°F
This Afternoon

Mostly Sunny

Starts
Sat, May 2 5:00 PM MST
Wind
5 mph NE

Driving Route Map

The map below follows the saved road route between Douglas and Casa Grande.

Turn-by-Turn Driving Directions

Step-by-step road directions between Douglas and Casa Grande.

  1. 1

    Start on East 10th Street

    2878 ft · 1 min · East 10th Street

  2. 2

    Turn right onto G Avenue

    2438 ft · 50 sec · G Avenue

  3. 3

    Continue on 16th Street

    21.8 mi · 28 min · 16th Street

  4. 4

    Turn right onto Old Douglas Road

    3082 ft · 1 min · Old Douglas Road

  5. 5

    Merge right

    10.1 mi · 16 min

  6. 6

    Turn left onto Whetstone TI-Junction SR 80 Highway

    11.8 mi · 14 min · Whetstone TI-Junction SR 80 Highway

  7. 7

    Continue on State Route 90

    2.1 mi · 3 min · State Route 90

  8. 8

    Continue on Whetstone TI-Junction SR 80 Highway

    1.6 km · 2 min · Whetstone TI-Junction SR 80 Highway

  9. 9

    Turn right onto State Route 90 Bypass

    4.4 mi · 6 min · State Route 90 Bypass

  10. 10

    Continue on State Route 90

    3 mi · 3 min · State Route 90

  11. 11

    Continue on South Huachuca Boulevard

    2.2 mi · 4 min · South Huachuca Boulevard

  12. 12

    Continue on State Route 90

    12 mi · 14 min · State Route 90

  13. 13

    Continue on Huachuca Boulevard

    9 mi · 10 min · Huachuca Boulevard

  14. 14

    Continue on South State Highway 90

    1.3 mi · 2 min · South State Highway 90

  15. 15

    Turn left onto I 10, Tuscon, South Tuscon

    3044 ft · 1 min

  16. 16

    Merge slight left onto Tucson-Benson Highway

    41.4 mi · 43 min · Tucson-Benson Highway

  17. 17

    Continue on South Freeway

    6 mi · 7 min · South Freeway

  18. 18

    Continue on Casa Grande-Tucson Highway

    3.7 mi · 4 min · Casa Grande-Tucson Highway

  19. 19

    Keep slight left to continue on Casa Grande-Tucson Highway

    50.7 mi · 51 min · Casa Grande-Tucson Highway

  20. 20

    Take the exit slight right toward I 8 West: San Diego

    2316 ft · 36 sec

  21. 21

    Continue on Phoenix Bypass Route

    3.8 mi · 4 min · Phoenix Bypass Route

  22. 22

    Take the exit slight right toward Trekell Road

    1480 ft · 39 sec

  23. 23

    Turn right onto South Trekell Road

    2.6 mi · 4 min · South Trekell Road

  24. 24

    Turn left onto Jimmie Kerr Boulevard

    3232 ft · 1 min · Jimmie Kerr Boulevard

  25. 25

    Enter the roundabout and take exit 1 toward North Casa Grande Avenue

    9 m · 1 sec · North Casa Grande Avenue

  26. 26

    Exit the roundabout onto North Casa Grande Avenue

    849 ft · 23 sec · North Casa Grande Avenue

  27. 27

    Continue on East 2nd Street

    3187 ft · 2 min · East 2nd Street

  28. 28

    Continue on West Gila Bend Highway

    38 m · 24 sec · West Gila Bend Highway

  29. 29

    Arrive at your destination

    0 m · 1 sec · West Gila Bend Highway

Car Route Details

A richer read on the saved driving route between Douglas and Casa Grande.

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
29 steps
9 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
15.5 / 100 mi
Decision points by distance
Main Roads
Casa Grande-Tucson Highway
54.5 mi · 29%
Tucson-Benson Highway
41.4 mi · 22%
16th Street
21.8 mi · 12%
State Route 90
17.1 mi · 9%
Whetstone TI-Junction SR 80 Highway
12.7 mi · 7%
Old Douglas Road
10.7 mi · 6%
Longest Stretch

Casa Grande-Tucson Highway

Keep slight left to continue on Casa Grande-Tucson Highway

50.7 mi · 00h 51m

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
03h 09m
Long day trip
Same-Day Return
06h 18m
Round-trip wheel time
Road vs Air
+19.3 mi
167.3 mi direct line
Halfway Stop
Whetstone
01h 34m from Douglas
Leave By
10:42 AM MST
Early departure recommended
Weather Watch

Sunny leaving Douglas and Mostly Sunny near Casa Grande.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Douglas to Casa Grande?

The road trip is about 186.6 miles (300.3 km) and usually takes 03h 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?

Whetstone is a useful midpoint, sitting about 95.6 miles from Douglas and 91 miles from Casa Grande.

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

The direct path is about 167.3 miles (269.3 km), while the road route adds roughly 19.3 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 MST. If you want a more comfortable same-day return, try to leave by 10:42 AM MST.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $32.63 one way or $65.25 round trip. Estimated CO2 is about 58.6 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Douglas and Mostly Sunny near Casa Grande.

Stop Ideas Near Whetstone

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

Mid-route Guidance
Local place coverage is thin around Whetstone, 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 Whetstone.

RAIL

Benson

5 mi away
105 E. 4th Street
RAIL

Tucson

66 mi away
400 North Toole Avenue

Flight Path Map

This map shows the direct air route between Douglas and Casa Grande. Straight-line distance: 167.34 mi (269.31 km).

Douglas

#1 Douglas

City in Cochise County, Arizona, United States

Population16,458
Coordinates31.3445500, -109.5453400
Altitude1222
CountryUnited States
Casa Grande

#2 Casa Grande

The most populous city in Pinal County, Arizona.

Population61,183
Coordinates32.8795000, -111.7573500
Altitude426
CountryUnited States
Start: East 10th Street (-109.54534, 31.344467)
End: North Pinal Avenue (-111.757373, 32.879483)

Estimated Travel Time

Distance: 300 km by road

SpeedTime
30 mph (48.3 km/h)06h 13m
40 mph (64.37 km/h)04h 39m
50 mph (80.47 km/h)03h 43m
60 mph (96.56 km/h)03h 06m
70 mph (112.65 km/h)02h 39m
80 mph (129 km/h)02h 19m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.59 gal
24.93 L · about $32.63
Round trip
$65.25
13.18 gal · 49.86 L
Estimated CO2
58.6 kg one way
Round trip: 117.1 kg / 258 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $32.63 $65.25
Mid-grade $5.34 $35.18 $70.35
Premium $5.57 $36.68 $73.36
Diesel $6.37 $41.95 $83.90

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 Arizona · May 03, 2026

There is no time difference between Douglas and Casa Grande. The current time is 20:52:24.

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.