How far is Rio Grande City, TX from Killeen, TX?

The driving distance from Rio Grande City, TX to Killeen, TX is about 419.7 miles (675.5 km), with a travel time of about 07h 25m by car.

  • The straight-line flight distance is about 333.9 miles (537.4 km).
  • For a round trip, plan for roughly 14h 51m 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
419.76 mi
07h 25m
Flight
333.93 mi
537.41 km direct

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

Learn Distance

Choose another destination from Rio Grande City.

Flight Distance

Direct air line
333.93 mi
Kilometers
537.41 km
Flight Time
00h 40m

Driving Distance

Road route
419.76 mi
Kilometers
675.54 km
Drive Time
07h 25m

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 07h 25m.

Arrival Snapshot
Arrive in Killeen
Thu, Apr 23, 5:10 AM CDT
Return by in Rio Grande City
Thu, Apr 23, 12:36 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Rio Grande City
2026-04-22T21:44
Arrive Killeen
Thu, Apr 23, 5:10 AM CDT
Route Timing
07h 25m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:26 PM to 2:56 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
9:08 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Rio Grande City
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
Pearsall
TX

City in Texas

From Rio Grande City
210.2 mi
03h 42m
To Killeen
209.5 mi
03h 42m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Rio Grande City Weather
TX
Live fallback forecast
91°F
Wednesday
Using Escobares as the closest live forecast in the Starr County weather hub.

Partly Sunny

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 8 mph SE
Destination
78°F
Wednesday

Chance Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph SSE

Driving Route Map

The map below follows the saved road route between Rio Grande City and Killeen.

Turn-by-Turn Driving Directions

Step-by-step road directions between Rio Grande City and Killeen.

  1. 1

    Start on North Britton Avenue

    10 m · 7 sec · North Britton Avenue

  2. 2

    Turn left onto West 2nd Street

    2666 ft · 37 sec · West 2nd Street

  3. 3

    Continue on United States Highway 83

    7.7 mi · 9 min · United States Highway 83

  4. 4

    Continue on East Grant Street

    4.7 mi · 6 min · East Grant Street

  5. 5

    Turn slight right onto Garcia Street

    12.6 mi · 14 min · Garcia Street

  6. 6

    Continue on United States Highway 83

    54.3 mi · 1 hr 1 min · United States Highway 83

  7. 7

    Continue on North US Highway 83

    14.2 mi · 16 min · North US Highway 83

  8. 8

    Continue on South Zapata Highway

    5.4 mi · 8 min · South Zapata Highway

  9. 9

    Turn left onto South Meadow Avenue

    2.1 mi · 5 min · South Meadow Avenue

  10. 10

    Turn left onto Guadalupe Street

    1 mi · 2 min · Guadalupe Street

  11. 11

    Continue on Houston Street

    1856 ft · 48 sec · Houston Street

  12. 12

    Turn right onto San Dario Avenue

    85 m · 6 sec · San Dario Avenue

  13. 13

    Continue on Purple Heart Trail

    144.4 mi · 2 hr 27 min · Purple Heart Trail

  14. 14

    Continue on South Pan Am Expressway

    8.4 mi · 10 min · South Pan Am Expressway

  15. 15

    Take the exit slight right toward I 10 East, US 90 West, US 90 East, US 87 South: Houston, Del Rio

    616 ft · 15 sec

  16. 16

    Keep slight right to continue on I 10 East, US 90 East, US 87 South: Houston

    2146 ft · 52 sec

  17. 17

    Merge slight left onto Jose Lopez Freeway

    8 mi · 9 min · Jose Lopez Freeway

  18. 18

    Continue on 90th Infantry Division Highway

    22.2 mi · 23 min · 90th Infantry Division Highway

  19. 19

    Continue on I 10 East: Houston, Austin, Waco

    10.9 mi · 11 min

  20. 20

    Take the exit slight right toward TX 130 Toll North: Austin, Waco

    1.5 km · 2 min

  21. 21

    Continue on Pickle Parkway

    86 mi · 1 hr 19 min · Pickle Parkway

  22. 22

    Keep slight right to continue on TX 195 North: Florence, Killeen

    874 ft · 21 sec

  23. 23

    Continue on North Interstate 35

    1424 ft · 26 sec · North Interstate 35

  24. 24

    Turn left onto State Highway 195

    34 mi · 38 min · State Highway 195

  25. 25

    Turn slight right

    80 m · 10 sec

  26. 26

    Turn slight right onto West Veterans Memorial Boulevard

    1.4 km · 2 min · West Veterans Memorial Boulevard

  27. 27

    Turn left

    25 m · 8 sec

  28. 28

    Turn right

    23 m · 5 sec

  29. 29

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Rio Grande City and Killeen.

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
29 steps
10 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
6.9 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
144 mi · 34%
Pickle Parkway
86 mi · 20%
United States Highway 83
62 mi · 15%
State Highway 195
34 mi · 8%
90th Infantry Division Highway
22.2 mi · 5%
North US Highway 83
14.2 mi · 3%
Longest Stretch

Purple Heart Trail

Continue on Purple Heart Trail

144 mi · 02h 27m

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
07h 25m
Overnight route
Same-Day Return
14h 52m
Round-trip wheel time
Road vs Air
+85.8 mi
333.9 mi direct line
Halfway Stop
Pearsall
03h 42m from Rio Grande City
Leave By
9:08 PM CDT
Overnight-style route
Weather Watch

Partly Sunny leaving Rio Grande City and Chance Showers And Thunderstorms near Killeen.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Rio Grande City to Killeen?

The road trip is about 419.7 miles (675.5 km) and usually takes 07h 25m 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?

Pearsall is a useful midpoint, sitting about 210.2 miles from Rio Grande City and 209.5 miles from Killeen.

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

The direct path is about 333.9 miles (537.4 km), while the road route adds roughly 85.8 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 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 $55.97 one way or $111.93 round trip. Estimated CO2 is about 131.6 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Rio Grande City and Chance Showers And Thunderstorms near Killeen.

Stop Ideas Near Pearsall

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

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

RAIL

San Antonio Station

84 mi away
350 Hoefgen Street

Flight Path Map

This map shows the direct air route between Rio Grande City and Killeen. Straight-line distance: 333.93 mi (537.41 km).

Rio Grande City

#1 Rio Grande City

City in Starr County, Texas, United States

Population14,511
Coordinates26.3797900, -98.8203000
Altitude53
CountryUnited States
Killeen

#2 Killeen

The 11th most populous city in Texas.

Population153,991
Coordinates31.1171200, -97.7278000
Altitude252
CountryUnited States
Start: Rio Grande City (-98.8203, 26.37979)
End: Killeen (-97.7278, 31.11712)

Estimated Travel Time

Distance: 676 km by road

SpeedTime
30 mph (48.3 km/h)13h 59m
40 mph (64.37 km/h)10h 29m
50 mph (80.47 km/h)08h 23m
60 mph (96.56 km/h)06h 59m
70 mph (112.65 km/h)05h 59m
80 mph (129 km/h)05h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.81 gal
56.07 L · about $55.97
Round trip
$111.93
29.62 gal · 112.14 L
Estimated CO2
131.6 kg one way
Round trip: 263.2 kg / 580 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $55.97 $111.93
Mid-grade $4.25 $62.97 $125.94
Premium $4.59 $67.99 $135.99
Diesel $3.99 $59.14 $118.27

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 Rio Grande City and Killeen. The current time is 21:44:59.

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.