How far is Amarillo, TX from Katy, TX?

The driving distance from Amarillo, TX to Katy, TX is about 591.2 miles (951.5 km), with a travel time of about 10h 39m by car.

  • The straight-line flight distance is about 513.2 miles (825.9 km).
  • For a round trip, plan for roughly 21h 18m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
591.22 mi
10h 39m
Flight
513.18 mi
825.89 km direct

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

Learn Distance

Choose another destination from Amarillo.

Flight Distance

Direct air line
513.18 mi
Kilometers
825.89 km
Flight Time
01h 01m

Driving Distance

Road route
591.22 mi
Kilometers
951.48 km
Drive Time
10h 39m

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 10h 39m.

Arrival Snapshot
Arrive in Katy
Tue, May 5, 8:59 PM CDT
Return by in Amarillo
Wed, May 6, 7:38 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Amarillo
2026-05-05T10:20
Arrive Katy
Tue, May 5, 8:59 PM CDT
Route Timing
10h 39m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
4:39 PM to 6:09 PM CDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
2:42 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Amarillo
8:00 PM CDT
Overnight-style route

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
Decatur
TX

City in Texas, USA

From Amarillo
295.7 mi
05h 19m
To Katy
295.5 mi
05h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Tuesday

Partly Sunny then Slight Chance Showers And Thunderstorms

Starts
Tue, May 5 6:00 AM CDT
Wind
15 mph WNW
Destination
86°F
Tuesday

Mostly Cloudy

Starts
Tue, May 5 6:00 AM CDT
Wind
10 to 15 mph S

Driving Route Map

The map below follows the saved road route between Amarillo and Katy.

Turn-by-Turn Driving Directions

Step-by-step road directions between Amarillo and Katy.

  1. 1

    Start on East Amarillo Boulevard

    5.1 mi · 6 min · East Amarillo Boulevard

  2. 2

    Turn right

    59 m · 5 sec

  3. 3

    Take the ramp slight left

    1350 ft · 37 sec

  4. 4

    Merge slight left onto North Lakeside Drive

    1.9 mi · 2 min · North Lakeside Drive

  5. 5

    Turn left onto East Interstate Drive

    718 ft · 16 sec · East Interstate Drive

  6. 6

    Take the ramp slight left

    858 ft · 21 sec

  7. 7

    Merge slight left

    2.2 mi · 3 min

  8. 8

    Take the exit slight right toward US 287 South: Fort Worth

    77.2 mi · 1 hr 22 min

  9. 9

    Turn slight right onto US Highway 287

    13.6 mi · 14 min · US Highway 287

  10. 10

    Continue on Burnett Street

    1.1 km · 59 sec · Burnett Street

  11. 11

    Continue on US Highway 287

    13.8 mi · 15 min · US Highway 287

  12. 12

    Continue on Avenue F Northwest

    2.8 mi · 3 min · Avenue F Northwest

  13. 13

    Continue on US Highway 287

    54.4 mi · 59 min · US Highway 287

  14. 14

    Continue on Martin Luther King Jr Memorial Highway

    4.1 mi · 4 min · Martin Luther King Jr Memorial Highway

  15. 15

    Continue on US Highway 287 East

    40.5 mi · 43 min · US Highway 287 East

  16. 16

    Continue on Northwest Freeway

    4.6 mi · 5 min · Northwest Freeway

  17. 17

    Keep slight right to continue on Northwest Freeway

    2984 ft · 42 sec · Northwest Freeway

  18. 18

    Merge slight left onto Central Freeway

    2.5 mi · 3 min · Central Freeway

  19. 19

    Continue on Lloyd Ruby Overpass

    1.4 km · 1 min · Lloyd Ruby Overpass

  20. 20

    Continue on Central East Freeway

    1.4 km · 1 min · Central East Freeway

  21. 21

    Keep slight right to continue on Central East Freeway

    1.8 mi · 2 min · Central East Freeway

  22. 22

    Keep slight right to continue on Central East Freeway

    96.6 mi · 1 hr 44 min · Central East Freeway

  23. 23

    Continue straight

    4.6 mi · 5 min

  24. 24

    Merge slight left onto North Freeway

    4.5 mi · 5 min · North Freeway

  25. 25

    Take the exit slight left toward I 35W Express Toll South

    2952 ft · 33 sec

  26. 26

    Merge slight left onto I 35W TEXpress

    4 mi · 4 min · I 35W TEXpress

  27. 27

    Merge slight right onto North South Freeway

    84.6 mi · 1 hr 28 min · North South Freeway

  28. 28

    Continue on North Jack Kultgen Expressway

    620 ft · 8 sec · North Jack Kultgen Expressway

  29. 29

    Take the exit slight right toward US 77 Business: Elm Avenue

    2197 ft · 54 sec

  30. 30

    Turn straight onto North Jack Kultgen Expressway

    740 ft · 17 sec · North Jack Kultgen Expressway

  31. 31

    Turn left onto North Loop Drive

    1 mi · 2 min · North Loop Drive

  32. 32

    Continue on Marlin Highway

    2.7 mi · 3 min · Marlin Highway

  33. 33

    Continue on East State Highway 6

    9.1 mi · 9 min · East State Highway 6

  34. 34

    Continue on North Memorial Street

    2.1 mi · 3 min · North Memorial Street

  35. 35

    Continue on East State Highway 6

    37.5 mi · 38 min · East State Highway 6

  36. 36

    Continue on North Main Street

    2.2 mi · 3 min · North Main Street

  37. 37

    Continue on North State Highway 6

    6.2 mi · 6 min · North State Highway 6

  38. 38

    Continue on North Market Street

    2.1 mi · 2 min · North Market Street

  39. 39

    Continue on South State Highway 6

    13.7 mi · 15 min · South State Highway 6

  40. 40

    Continue on North Earl Rudder Freeway

    30.1 mi · 32 min · North Earl Rudder Freeway

  41. 41

    Continue on State Highway 6

    22.4 mi · 25 min · State Highway 6

  42. 42

    Continue on US 290 East, TX 6 South

    129 m · 11 sec

  43. 43

    Turn left onto US 290 East, TX 6 South

    1973 ft · 48 sec

  44. 44

    Merge slight left

    19.5 mi · 23 min

  45. 45

    Take the exit slight right toward TX 99 Toll North, TX 99 Toll South: Grand Parkway

    2269 ft · 48 sec

  46. 46

    Keep slight right to continue on TX 99 Toll South: Grand Parkway

    1.1 km · 1 min

  47. 47

    Merge slight left onto West Grand Parkway North

    13.8 mi · 16 min · West Grand Parkway North

  48. 48

    Take the exit slight right toward I 10 East, I 10 West: Houston, San Antonio

    3149 ft · 1 min

  49. 49

    Keep slight right to continue on I 10 West: San Antonio

    1.1 km · 1 min

  50. 50

    Merge slight left onto Katy Freeway

    1.1 km · 43 sec · Katy Freeway

  51. 51

    Take the exit slight right toward US 90 West: Katy Mills Boulevard

    2779 ft · 1 min

  52. 52

    Turn right onto Highway Boulevard

    1 mi · 2 min · Highway Boulevard

  53. 53

    Arrive at your destination

    0 m · 1 sec · Highway Boulevard

Car Route Details

A richer read on the saved driving route between Amarillo and Katy.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
53 steps
7 turns on the saved route
Ramps & Exits
17
9 merges, 8 ramps or exits
Navigation Density
9 / 100 mi
Decision points by distance
Main Roads
Central East Freeway
104 mi · 18%
North South Freeway
84.6 mi · 14%
US Highway 287
81.8 mi · 14%
US 287 South
77.2 mi · 13%
East State Highway 6
46.6 mi · 8%
US Highway 287 East
40.5 mi · 7%
Longest Stretch

Central East Freeway

Keep slight right to continue on Central East Freeway

96.6 mi · 01h 44m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
10h 39m
Overnight route
Same-Day Return
21h 18m
Round-trip wheel time
Road vs Air
+78 mi
513.2 mi direct line
Halfway Stop
Decatur
05h 19m from Amarillo
Leave By
2:42 PM CDT
Overnight-style route
Weather Watch

Partly Sunny then Slight Chance Showers And Thunderstorms leaving Amarillo and Mostly Cloudy near Katy.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Amarillo to Katy?

The road trip is about 591.2 miles (951.5 km) and usually takes 10h 39m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Decatur is a useful midpoint, sitting about 295.7 miles from Amarillo and 295.5 miles from Katy.

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

The direct path is about 513.2 miles (825.9 km), while the road route adds roughly 78 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $78.83 one way or $157.66 round trip. Estimated CO2 is about 185.4 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Slight Chance Showers And Thunderstorms around Amarillo and Mostly Cloudy near Katy.

Stop Ideas Near Decatur

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Decatur and the surrounding midpoint area.
Stop photo coming soon
Practical stop 9 mi away

Bridgeport Utility Billing

Bridgeport , TX
900 Thompson St, Bridgeport, TX 76426
Rating 1.0/5 2 reviews Water utility company,Convenience store
Boyd City Hall
Meeting point 13.3 mi away

Boyd City Hall

Boyd , TX
100 Rock Island Ave, Boyd, TX 76023
Rating 4.0/5 4 reviews City Hall
Stop photo coming soon
Nearby stop 8.9 mi away

Paradise City Hall

Paradise , TX
218 Main St, Paradise, TX 76073
City administration

Transit and Meeting Points

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

RAIL

Fort Worth Central Station

59 mi away
1001 Jones Street
RAIL

Gainesville

60 mi away
605 East California Street
RAIL

Union Station

89 mi away
400 South Houston St.
BUS

Dallas, TX

89 mi away
205 South Lamar Street

Flight Path Map

This map shows the direct air route between Amarillo and Katy. Straight-line distance: 513.18 mi (825.89 km).

Amarillo

#1 Amarillo

The second most populous city in Texas Panhandle.

Population199,654
Coordinates35.2220000, -101.8313000
Altitude1118
CountryUnited States
Katy

#2 Katy

City in Texas, United States; within the Houston–The Woodlands–Sugar Land metropolitan area

Population23,889
Coordinates29.7857900, -95.8244000
Altitude42
CountryUnited States
Start: Amarillo (-101.8313, 35.222)
End: Katy (-95.8244, 29.78579)

Estimated Travel Time

Distance: 951 km by road

SpeedTime
30 mph (48.3 km/h)19h 41m
40 mph (64.37 km/h)14h 46m
50 mph (80.47 km/h)11h 49m
60 mph (96.56 km/h)09h 51m
70 mph (112.65 km/h)08h 26m
80 mph (129 km/h)07h 22m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
20.86 gal
78.97 L · about $78.83
Round trip
$157.66
41.72 gal · 157.94 L
Estimated CO2
185.4 kg one way
Round trip: 370.8 kg / 817 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $78.83 $157.66
Mid-grade $4.25 $88.70 $177.39
Premium $4.59 $95.77 $191.54
Diesel $3.99 $83.29 $166.59

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 Texas · May 05, 2026

There is no time difference between Amarillo and Katy. The current time is 10:20:58.

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.