How far is Big Spring, TX from Killeen, TX?

The driving distance from Big Spring, TX to Killeen, TX is about 270.8 miles (435.8 km), with a travel time of about 05h 02m by car.

  • The straight-line flight distance is about 234 miles (376.6 km).
  • For a round trip, plan for roughly 10h 04m 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
270.79 mi
05h 02m
Flight
234.01 mi
376.6 km direct

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

Learn Distance

Choose another destination from Big Spring.

Flight Distance

Direct air line
234.01 mi
Kilometers
376.6 km
Flight Time
00h 28m

Driving Distance

Road route
270.79 mi
Kilometers
435.8 km
Drive Time
05h 02m

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 02m.

Arrival Snapshot
Arrive in Killeen
Thu, Apr 23, 9:29 AM CDT
Return by in Big Spring
Thu, Apr 23, 2:31 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Big Spring
2026-04-23T04:26
Arrive Killeen
Thu, Apr 23, 9:29 AM CDT
Route Timing
05h 02m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:02 AM to 1:02 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
6:56 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Big Spring
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
Eden
TX

City in Concho County, Texas, United States

From Big Spring
135.3 mi
02h 31m
To Killeen
135.5 mi
02h 31m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
93°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
20 mph SW
Destination
82°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
10 to 15 mph S

Driving Route Map

The map below follows the saved road route between Big Spring and Killeen.

Turn-by-Turn Driving Directions

Step-by-step road directions between Big Spring and Killeen.

  1. 1

    Start on West 4th Street

    25 m · 6 sec · West 4th Street

  2. 2

    Turn right onto South Gregg Street

    1.8 mi · 3 min · South Gregg Street

  3. 3

    Continue on South US Highway 87

    2.7 mi · 4 min · South US Highway 87

  4. 4

    Take the ramp straight toward US 87 South: San Angelo

    1712 ft · 19 sec

  5. 5

    Merge slight left onto William B Crooker Memorial Highway

    38 mi · 38 min · William B Crooker Memorial Highway

  6. 6

    Continue on 4th Street

    1.2 mi · 2 min · 4th Street

  7. 7

    Continue on US Highway 87 South

    14.6 mi · 15 min · US Highway 87 South

  8. 8

    Continue straight

    104.4 mi · 1 hr 55 min

  9. 9

    Turn left onto Church Street

    47 m · 2 sec · Church Street

  10. 10

    Turn right onto Main Street

    100 m · 14 sec · Main Street

  11. 11

    Turn left onto Bridge Street

    1.2 km · 52 sec · Bridge Street

  12. 12

    Turn right onto Boy Street

    635 ft · 8 sec · Boy Street

  13. 13

    Continue on United States Highway 190

    61 mi · 1 hr 9 min · United States Highway 190

  14. 14

    At the end of the road, turn right

    15.2 mi · 16 min

  15. 15

    Merge slight left onto North US Highway 281

    79 m · 4 sec · North US Highway 281

  16. 16

    Continue on North Key Avenue

    1899 ft · 39 sec · North Key Avenue

  17. 17

    Turn left onto East Avenue J

    1.1 mi · 2 min · East Avenue J

  18. 18

    Continue on East FM 580

    2.6 mi · 3 min · East FM 580

  19. 19

    Turn right onto FM 1715

    6.4 mi · 8 min · FM 1715

  20. 20

    At the end of the road, turn left onto Central Texas Expressway

    16.9 mi · 19 min · Central Texas Expressway

  21. 21

    Take the exit slight right toward T.J. Mills Boulevard

    1231 ft · 30 sec

  22. 22

    Continue on West Veterans Memorial Boulevard

    3 mi · 5 min · West Veterans Memorial Boulevard

  23. 23

    Turn left

    25 m · 8 sec

  24. 24

    Turn right

    23 m · 5 sec

  25. 25

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Big Spring and Killeen.

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
25 steps
11 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
9.2 / 100 mi
Decision points by distance
Main Roads
US Highway 87 South
119 mi · 44%
United States Highway 190
61 mi · 23%
William B Crooker Memorial Highway
38 mi · 14%
Central Texas Expressway
16.9 mi · 6%
FM 1715
6.35 mi · 2%
West Veterans Memorial Boulevard
2.95 mi · 1%
Longest Stretch

US Highway 87 South

Continue straight

104 mi · 01h 55m

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 02m
Long day trip
Same-Day Return
10h 04m
Round-trip wheel time
Road vs Air
+36.8 mi
234 mi direct line
Halfway Stop
Eden
02h 31m from Big Spring
Leave By
6:56 AM CDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Big Spring and Mostly Cloudy near Killeen.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Big Spring to Killeen?

The road trip is about 270.8 miles (435.8 km) and usually takes 05h 02m 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?

Eden is a useful midpoint, sitting about 135.3 miles from Big Spring and 135.5 miles from Killeen.

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

The direct path is about 234 miles (376.6 km), while the road route adds roughly 36.8 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 6:56 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $36.13 one way or $72.25 round trip. Estimated CO2 is about 85 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Big Spring and Mostly Cloudy near Killeen.

Flight Path Map

This map shows the direct air route between Big Spring and Killeen. Straight-line distance: 234.01 mi (376.6 km).

Big Spring

#1 Big Spring

City in Texas, United States

Population28,077
Coordinates32.2504000, -101.4787400
Altitude744
CountryUnited States
Killeen

#2 Killeen

The 11th most populous city in Texas.

Population153,991
Coordinates31.1171200, -97.7278000
Altitude252
CountryUnited States
Start: Big Spring (-101.47874, 32.2504)
End: Killeen (-97.7278, 31.11712)

Estimated Travel Time

Distance: 436 km by road

SpeedTime
30 mph (48.3 km/h)09h 01m
40 mph (64.37 km/h)06h 46m
50 mph (80.47 km/h)05h 24m
60 mph (96.56 km/h)04h 30m
70 mph (112.65 km/h)03h 52m
80 mph (129 km/h)03h 22m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.56 gal
36.17 L · about $36.13
Round trip
$72.25
19.12 gal · 72.34 L
Estimated CO2
85 kg one way
Round trip: 169.9 kg / 375 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $36.13 $72.25
Mid-grade $4.25 $40.65 $81.30
Premium $4.59 $43.89 $87.78
Diesel $3.99 $38.17 $76.35

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 23, 2026

There is no time difference between Big Spring and Killeen. The current time is 04:26:41.

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.