How far is Killeen, TX from Tomball, TX?

The estimated driving distance from Killeen, TX to Tomball, TX is about 180 miles (289.7 km), with a travel time of about 03h 44m by car.

  • This page is using an estimated road distance while the full route geometry is refreshed.
  • The straight-line flight distance is about 144 miles (231.7 km).
  • For a round trip, plan for roughly 07h 29m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Road route is being refreshed. This page currently uses an estimated driving distance until a routing provider returns the full road geometry.
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
180 mi
03h 44m · estimated
Flight
144 mi
231.74 km direct

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

Learn Distance

Choose another destination from Killeen.

Flight Distance

Direct air line
144 mi
Kilometers
231.74 km
Flight Time
00h 17m

Driving Distance

Estimated road route
180 mi
Estimated
Kilometers
289.68 km
Drive Time
03h 44m

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 44m.

Arrival Snapshot
Arrive in Tomball
Sat, Apr 11, 4:09 AM CDT
Return by in Killeen
Sat, Apr 11, 7:54 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Killeen
2026-04-11T00:25
Arrive Tomball
Sat, Apr 11, 4:09 AM CDT
Route Timing
03h 44m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:45 AM to 11:45 AM CDT

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

Leave by
9:30 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Killeen
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
Caldwell
TX

City in Burleson County, Texas, United States

From Killeen
72 mi
01h 52m
To Tomball
108 mi
01h 52m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Saturday

Mostly Cloudy then Chance Showers And Thunderstorms

Starts
Sat, Apr 11 6:00 AM CDT
Wind
10 to 15 mph SE
Destination
83°F
Saturday

Chance Showers And Thunderstorms

Starts
Sat, Apr 11 1:00 AM CDT
Wind
5 to 15 mph SE

Driving Route Map

Road route is being refreshed. This page currently uses an estimated driving distance.

Turn-by-Turn Driving Directions

Step-by-step road directions between Killeen and Tomball.

Turn-by-turn directions will appear after the road route is refreshed. The current distance is an estimate.

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 44m
Long day trip
Same-Day Return
07h 30m
Round-trip wheel time
Road vs Air
+36 mi
144 mi direct line
Halfway Stop
Caldwell
01h 52m from Killeen
Leave By
9:30 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy then Chance Showers And Thunderstorms leaving Killeen and Chance Showers And Thunderstorms near Tomball.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Killeen to Tomball?

The road trip is about 180 miles (289.7 km) and usually takes 03h 44m 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?

Caldwell is a useful midpoint, sitting about 72 miles from Killeen and 108 miles from Tomball.

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

The direct path is about 144 miles (231.7 km), while the road route adds roughly 36 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 9:30 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $24.00 one way or $47.99 round trip. Estimated CO2 is about 56.4 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy then Chance Showers And Thunderstorms around Killeen and Chance Showers And Thunderstorms near Tomball.

Stop Ideas Near Caldwell

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

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

BUS

Bryan, TX

35 mi away
301 East 26th Street
RAIL

Taylor

69 mi away
118 East First St.
BUS

Prairie View, TX

84 mi away
44814 US Highway 290 Business \r\n
RAIL

Temple

88 mi away
315 West Ave B

Flight Path Map

This map shows the direct air route between Killeen and Tomball. Straight-line distance: 144 mi (231.74 km).

Killeen

#1 Killeen

The 11th most populous city in Texas.

Population153,991
Coordinates31.1171200, -97.7278000
Altitude252
CountryUnited States
Tomball

#2 Tomball

City in Texas

Population11,722
Coordinates30.0971600, -95.6160500
Altitude57
CountryUnited States
Start: Killeen (-97.7278, 31.11712)
End: Tomball (-95.61605, 30.09716)

Estimated Travel Time

Distance: 290 km by road

SpeedTime
30 mph (48.3 km/h)05h 59m
40 mph (64.37 km/h)04h 30m
50 mph (80.47 km/h)03h 35m
60 mph (96.56 km/h)03h 00m
70 mph (112.65 km/h)02h 34m
80 mph (129 km/h)02h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.35 gal
24.04 L · about $24.00
Round trip
$47.99
12.7 gal · 48.08 L
Estimated CO2
56.4 kg one way
Round trip: 112.9 kg / 249 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $24.00 $47.99
Mid-grade $4.25 $27.00 $54.00
Premium $4.59 $29.15 $58.31
Diesel $3.99 $25.36 $50.71

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 · Apr 11, 2026

There is no time difference between Killeen and Tomball. The current time is 00:25:13.

Distance to Other Cities

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