Origin
Silsbee, TX
Morning in Silsbee on Monday
Local time
8:40 AM
CDT
Current temp
66°F
Unavailable
Live forecast
Trip from Silsbee, TX to San Antonio, TX
Drive Time
5h 27m
Distance
297.8 mi
479 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$45
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
5h 14m
★
6 AM
5h 27m
8 AM
5h 54m
10 AM
5h 36m
12 PM
5h 34m
3 PM
5h 38m
5 PM
5h 53m
8 PM
5h 19m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Silsbee, TX
Jeff Stapleton
San Antonio, TX
Wikimedia Commons
Trip Overview
Traveling from Silsbee to San Antonio covers approximately 300 miles and requires about 4 hours and 33 minutes of drive time. Because this journey stays entirely within the Great Plains region of Texas, you can easily complete the trip in a single day, making an overnight stay optional. You should budget roughly $45 for fuel to cover the distance. Navigating this route involves a combination of the Eastex Freeway, Katy Freeway, and the 90th Infantry Division Highway. Since the drive is manageable in one stint, it works well for those looking to reach their destination without the need for extensive travel planning.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
148.9 miles from Silsbee, TX
A natural place for your longest stop of the day , about 2h 43m into the drive .
Drive Character
Expect a turn-heavy, local-style driving experience rather than a monotonous interstate cruise. Since the highway share is 0%, you will spend your time navigating through various local roads and connectors rather than relying on high-speed limited-access corridors. With no significant stretches of freeway, the longest uninterrupted segment is 0 miles on the Eastex Freeway. You will need to stay alert as the road requires more active steering and attention than a standard highway route. This path prioritizes local connectivity, offering a distinct rhythm as you transition between the segments of the Eastex, Katy, and 90th Infantry Division highways.
This route has more turning and local-road decision points than a simple highway run.
There are about 15 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Eastex Freeway is one of the defining roads on this drive.
How Hard Is This Drive?
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. There are only a few real navigation decisions along the way.
Route Complexity
3/10
Easy - simple navigation with a manageable amount of wheel time
This is a straightforward 5h 27m drive. You will face about 0 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
This route does not have any notably tricky sections. Most of the drive from Silsbee, TX to San Antonio, TX is straightforward, with well-signed roads and simple exits.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Eastex Freeway | Unavailable | Refreshing |
| Katy Freeway | Unavailable | Refreshing |
| 90th Infantry Division Highway | Unavailable | Refreshing |
| Jose Lopez Freeway | Unavailable | Refreshing |
| Commerce Street | Unavailable | Refreshing |
| Interstate 10 East | Unavailable | Refreshing |
| East Houston Street | Unavailable | Refreshing |
| East Commerce Street | Unavailable | Refreshing |
Per-road distance and duration are being refreshed from OSRM for this route.
Longest stretch:
Eastex Freeway
— detailed segment metrics are refreshing.
Turn-by-Turn Driving Directions
Step-by-step road directions between Silsbee, TX and San Antonio, TX.
1
Start on North 5th Street
2.6 mi
·
4 min
·
North 5th Street
2
Take the ramp straight
0.5 mi
·
1 min
3
Merge slight left
16 mi
·
18 min
4
Keep slight right to continue on Eastex Freeway
84 mi
·
1 hr 36 min
·
Eastex Freeway
5
Continue on Katy Freeway
175 mi
·
3 hr 2 min
·
Katy Freeway
6
Keep slight left
12 mi
·
12 min
7
Keep slight left to continue on 90th Infantry Division Highway
0.8 mi
·
52 sec
·
90th Infantry Division Highway
8
Continue on Jose Lopez Freeway
1.6 mi
·
1 min
·
Jose Lopez Freeway
9
Take the exit slight right toward Commerce Street, Houston Street
0.1 mi
·
19 sec
·
Commerce Street, Houston Street
10
Turn straight onto Interstate 10 East
0.3 mi
·
39 sec
·
Interstate 10 East
11
Turn right onto East Houston Street
0.2 mi
·
20 sec
·
East Houston Street
12
Turn slight left onto East Commerce Street
4.3 mi
·
7 min
·
East Commerce Street
13
Turn left onto Military Plaza
390 ft
·
16 sec
·
Military Plaza
14
Turn left onto Dolorosa Street
328 ft
·
8 sec
·
Dolorosa Street
15
Arrive at your destination
Trip Plan
To keep your drive smooth, plan for at least one dedicated stop to break up the 4-hour and 33-minute duration. Departing early in the day is your best strategy to avoid fatigue, especially given the turn-heavy nature of the local roads. Keep a close watch on your fuel gauge during the segments on the 90th Infantry Division Highway to ensure you stay within your $45 budget. Because this is a relatively short trip, you have the flexibility to choose your own pace and rest intervals. Focus on staying refreshed, as the lack of long highway stretches means you will be actively engaged behind the wheel for the entire 300-mile journey.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 148.9 miles from Silsbee, TX, or about 2h 43m into the drive.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 80 miles or 1h 27m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 148.9 miles or 2h 43m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 28m
Traffic, exits, and arrival timing usually matter more near San Antonio, TX than in the middle of the route.
Before You Leave
+
Open the route before leaving Silsbee, TX so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Silsbee, TX
This is one driving day of about 297.8 miles and 5h 27m.
Your first comfortable stop window is around 80 miles from Silsbee, TX.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 148.9 mi from Silsbee, TX · 2h 43m into the drive
Mid-route town
Meal stop
149 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 148.9 miles from Silsbee, TX, which is a good place for a longer meal and fuel stop.
Arriving in San Antonio, TX
The final approach into San Antonio, TX usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around San Antonio, TX.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$45.49 one way
$90.98 round trip
$3.88/gal
25.4 MPG avg
104 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.25 | $49.85 | $99.70 |
| premium | $4.59 | $53.83 | $107.65 |
| diesel | $5.64 | $66.16 | $132.32 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$45
Meals
$25–$50
Total
$70–$95
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 104.2 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $31 in charging · 1 stop · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 89.3 | 1 | $31.27 | $14.29 |
| Efficient EV | 74.5 | 0 | $26.06 | $11.91 |
| EV Truck/SUV | 119.1 | 1 | $41.69 | $19.06 |
Gas CO2
104 kg
EV CO2
35 kg (66% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
San Antonio, TX
Morning in San Antonio on Monday
Local time
8:40 AM
CDT
Current temp
81°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
15 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
5h 27m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Silsbee, TX to San Antonio, TX covers 297.8 miles and takes about 5h 27m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Eastex Freeway, Katy Freeway, 90th Infantry Division Highway. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 148.9 miles from Silsbee, TX. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $45.49 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
An early start around 7-8 AM gets you there with plenty of daylight left. A late afternoon start means arriving after dark. Morning is better.
Plan about 1 meaningful break for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a straightforward 5h 27m drive. You will face about 0 decision points, but nothing that requires special attention if you follow navigation.
This route does not have any notably tricky sections. Most of the drive from Silsbee, TX to San Antonio, TX is straightforward, with well-signed roads and simple exits.
The route from Silsbee, TX to San Antonio, TX does not surface many named destination signs beyond the main corridor.
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