How far is Houston, TX from Crystal City, TX?
The driving distance from Houston, TX to Crystal City, TX is about 309.8 miles (498.5 km), with a travel time of about 05h 30m by car.
- The straight-line flight distance is about 279.5 miles (449.8 km).
- For a round trip, plan for roughly 11h 01m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 30m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Houston and Crystal City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Houston and Crystal City.
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1
Start on Louisiana Street
761 ft · 25 sec · Louisiana Street
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2
Take the ramp straight toward I 10 West: San Antonio
2149 ft · 52 sec
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3
Merge slight right onto Katy Freeway
174.9 mi · 3 hr 2 min · Katy Freeway
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4
Keep slight left
12 mi · 13 min
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5
Keep slight left to continue on 90th Infantry Division Highway
1.2 km · 52 sec · 90th Infantry Division Highway
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6
Continue on Jose Lopez Freeway
8 mi · 9 min · Jose Lopez Freeway
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7
Take the exit slight right toward I 35, I 10 West, US 87 North: Laredo, El Paso, Austin
923 ft · 23 sec
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8
Keep slight left to continue on I 35 South: Laredo
2518 ft · 1 min
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9
Merge slight left onto South Pan Am Expressway
8.3 mi · 10 min · South Pan Am Expressway
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10
Continue on Purple Heart Trail
33.5 mi · 34 min · Purple Heart Trail
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11
Take the exit slight right toward I 57: Eagle Pass
962 ft · 21 sec
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12
Turn straight
131 m · 11 sec
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13
Continue on Interstate 35 North
610 ft · 12 sec · Interstate 35 North
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14
Turn right onto US Highway 57
51.9 mi · 56 min · US Highway 57
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15
Turn left onto North US Highway 83
17.4 mi · 20 min · North US Highway 83
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16
Turn left onto North 1st Avenue
2931 ft · 1 min · North 1st Avenue
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17
Continue on East Zavala Street
3108 ft · 2 min · East Zavala Street
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18
Turn sharp left
60 m · 9 sec
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19
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Houston and Crystal City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Katy Freeway
Merge slight right onto Katy Freeway
175 mi · 03h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Partly Sunny leaving Houston and Mostly Sunny near Crystal City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Houston to Crystal City?
The road trip is about 309.8 miles (498.5 km) and usually takes 05h 30m 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?
Kingsbury is a useful midpoint, sitting about 154.7 miles from Houston and 155 miles from Crystal City.
How much longer is the road route than the straight-line distance?
The direct path is about 279.5 miles (449.8 km), while the road route adds roughly 30.3 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 CDT. If you want a more comfortable same-day return, try to leave by 5:58 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $41.30 one way or $82.61 round trip. Estimated CO2 is about 97.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Houston and Mostly Sunny near Crystal City.
Stop Ideas Near Kingsbury
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Kingsbury.
San Marcos Station
San Antonio Station
Austin
Taylor
Flight Path Map
This map shows the direct air route between Houston and Crystal City. Straight-line distance: 279.47 mi (449.76 km).
#1 Houston
The fourth most populous city in the United States and the center of the Houston metropolitan area.
| Population | 2,316,120 |
| Coordinates | 29.7632800, -95.3632700 |
| Altitude | 12 |
| Country | United States |
#2 Crystal City
City in Texas, United States
| Population | 7,158 |
| Coordinates | 28.6774800, -99.8281100 |
| Altitude | 170 |
| Country | United States |
End: Crystal City (-99.82811, 28.67748)
Estimated Travel Time
Distance: 498 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 19m |
| 40 mph (64.37 km/h) | 07h 44m |
| 50 mph (80.47 km/h) | 06h 11m |
| 60 mph (96.56 km/h) | 05h 09m |
| 70 mph (112.65 km/h) | 04h 25m |
| 80 mph (129 km/h) | 03h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $41.30 | $82.61 |
| Mid-grade | $4.25 | $46.47 | $92.95 |
| Premium | $4.59 | $50.18 | $100.36 |
| Diesel | $3.99 | $43.64 | $87.29 |
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 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.