Last recalculated Apr 16, 2026
Drive Time
3h 57m
Distance
211.7 mi
341 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$32
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
San Antonio, TX
Wikimedia Commons
Rosharon, TX
Артем Дворецкий
This 211.7-mile drive from San Antonio, TX, to Rosharon, TX, is designed for a single day, taking approximately 3 hours and 57 minutes. You'll primarily navigate I-10, the 90th Infantry Division Highway, and West Grand Parkway South, with 81% of the journey on highways. The estimated fuel cost for this trip is around $32, and it's a straightforward, highway-focused excursion through the Great Plains region of Texas. Given its manageable length and efficient route, it’s an ideal day trip without the need for an overnight stop, making it easy to fit into your schedule.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
105.9 miles from San Antonio, TX
A natural place for your longest stop of the day , about 1h 51m into the drive .
Weekend Trip
Doable as a same-day drive at 3h 57m. Total distance: 211.7 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
3h 57m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (81%). Some complex stretches to watch for.
Expect a highway-focused experience on this route, with a significant 81% of the drive utilizing major roadways. The longest uninterrupted stretch you'll encounter is 139.6 miles on I-10, offering a consistent pace. While the profile suggests a highway-centric journey, keep in mind that transitions between roads like I-10, the 90th Infantry Division Highway, and West Grand Parkway South will shape the driving feel. This route is best characterized by its efficiency and straightforward navigation rather than winding scenic byways.
This is a straightforward highway drive that stays mostly on I 10 and 90th Infantry Division Highway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.8 miles in.
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 16 significant decision points across 211.7 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 0.8 miles: Lane positioning matters here; at 4.7 miles: Lane positioning matters here. Multiple destination signs - pick the right one; at 168.5 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
These are the spots where you need to pay the most attention. Preview them before you drive.
Turn left
Lane positioning matters here
Take the ramp toward I 10 East, US 90 East
Lane positioning matters here. Multiple destination signs - pick the right one
Take the exit toward TX 99 Toll North, TX 99 South: Grand Parkway
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Keep slight right at fork toward TX 99 South: Grand Parkway
Highway fork - watch signs carefully. Lane positioning matters here
Take the exit onto TX 99 toward US 90 Alternate, FM 1464: Sandhill Drive
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between San Antonio, TX and Rosharon, TX, road signs point toward Austin, Waco and Fm 521.
Austin
Waco
Fm 521
| Road | Distance | Duration |
|---|---|---|
| I 10 | 139.6 mi | 2h 20m |
| 90th Infantry Division Highway | 22.2 mi | 23m |
| West Grand Parkway South | 14.1 mi | 16m |
| Farm to Market 521 | 11.2 mi | 16m |
| TX 6 | 8.2 mi | 12m |
| State Highway 6 South Frontage Road | 5.3 mi | 9m |
| East Commerce Street | 3.5 mi | 5m |
| East US Highway 90A | 2.3 mi | 3m |
Step-by-step road directions between San Antonio, TX and Rosharon, TX.
Start on Dolorosa Street
Continue on West Market Street
Continue on East Market Street
Turn left
Turn straight onto East Commerce Street
Keep slight left at fork onto East Commerce Street
Turn slight right onto East Houston Street
Turn left onto Interstate 10 East
Take the ramp
Merge onto I 10; US 90
Continue on I 10; US 90
Continue on I 10; TX 130
Take the exit
Keep slight right at fork
Merge onto TX 99
Take the exit onto TX 99
Turn left onto US 90 Alt
Turn right onto State Highway 6 South Frontage Road
Continue on TX 6
Continue on TX 6
Continue on TX 6
Continue on TX 6
Continue on TX 6
Continue on TX 6
Turn slight right
Turn right onto FM 521
Turn left onto CR 269
Turn right onto CR 269C
Arrive at destination
For this 3 hour and 57 minute drive, departing San Antonio in the morning is recommended to avoid potential traffic congestion in the San Antonio or Houston metro areas. With only one suggested stop and a longest stretch of 139.6 miles on I-10, you have ample flexibility to pace yourself. Plan for a brief break around the halfway point or when you feel the need. The estimated fuel cost of $32 is a good benchmark, but monitor your fuel gauge, especially before heading onto longer stretches. Ensure your vehicle is in good condition before you set off, as this is a predominantly highway drive.
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.
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 47 miles or 51m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 105.9 miles or 1h 51m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 1m
Traffic, exits, and arrival timing usually matter more near Rosharon, TX than in the middle of the route.
Open the route before leaving San Antonio, 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 San Antonio, TX
This is one driving day of about 211.7 miles and 3h 57m.
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 105.9 mi from San Antonio, TX · 1h 51m into the drive
Mid-route town
Meal stop
106 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.
A short stop after about 47 miles helps settle the day before fatigue starts building.
The midpoint is around 105.9 miles from San Antonio, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 10 if your tank is already low. That segment runs about 139.6 miles.
The final approach into Rosharon, 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 Rosharon, TX.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Regular Gas
$31.99 one way
$63.98 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $35.01 | $70.03 |
| premium | $4.54 | $37.80 | $75.60 |
| diesel | $5.61 | $46.74 | $93.48 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$32
Meals
$25–$50
Total
$57–$82
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 74.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $22 in charging · 0 stops · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 63.5 | 0 | $22.23 | $10.16 |
| Efficient EV | 52.9 | 0 | $18.52 | $8.47 |
| EV Truck/SUV | 84.7 | 1 | $29.64 | $13.55 |
Gas CO2
74 kg
EV CO2
25 kg (66% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Evening in San Antonio on Thursday
Local time
6:45 PM
CDT
Current temp
90°F
Partly Sunny
Destination
Evening in Rosharon on Thursday
Local time
6:45 PM
CDT
Current temp
81°F
Unavailable
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
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
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