Traveling from Petersburg to San Antonio covers 407.1 miles of Texas landscape, a journey that typically takes about 6 hours and 25 minutes of drive time. Because this is a turn-heavy local drive rather than a straight interstate shot, you should plan on this being a full, focused day trip. Budgeting approximately $61 for fuel is a smart move before you hit the road. While both locations are situated within the Great Plains, the transition from the High Plains toward the Hill Country edge adds variety to your experience. It is a manageable one-day commitment if you get an early start, though you will certainly feel the miles by the time you arrive in San Antonio.
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
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
205.3 miles from Petersburg, TX
A natural place for your longest stop of the day
, about 3h 48m into the drive
.
Main Roads
Road
Distance
Duration
US Highway 84
73.9 mi
1h 14m
I 10
71.7 mi
1h 14m
Grassmeyer Street
41.9 mi
44m
US 83
40 mi
38m
State Highway 153
29.5 mi
33m
Ellis Street
29.4 mi
31m
East Highway 84
26.9 mi
26m
South 7th Street
16.5 mi
18m
Longest stretch:
US Highway 84
— 73.9 mi, about 1h 14m
Turn-by-Turn Driving Directions
Step-by-step road directions between Petersburg, TX and San Antonio, TX.
1
Start on Avenue H
149 ft·11 sec·Avenue H
2
Turn left onto FM 789
14 mi·24 min·Main Street
3
Turn right onto US 62; US 82; TX 114; FM 789
13 mi·13 min·US 62; US 82; TX 114; FM 789
4
Take the exit
0.2 mi·23 sec
Toward Loop 289
5
Turn straight onto Idalou Road
0.2 mi·35 sec·Idalou Road
6
Turn left onto Northeast Loop 289
378 ft·9 sec·Northeast Loop 289
7
Continue on East Loop 289
0.3 mi·24 sec·East Loop 289
8
Take the ramp
0.2 mi·25 sec
9
Merge onto Loop 289
4.1 mi·4 min·Loop 289
10
Take the exit
421 ft·10 sec
Toward Spur 331: Southeast Drive
11
Keep slight right at fork
233 ft·5 sec
Toward Spur 331: Southeast Drive
12
Turn straight onto Southeast Loop 289
0.1 mi·16 sec·Southeast Loop 289
13
Turn right onto Spur 331
1.9 mi·2 min·Southeast Drive
14
Merge onto US 84
0.2 mi·13 sec·Slaton Road
15
Continue on US 84
6.9 mi·6 min·East Highway 84
16
Continue on US 84
4.5 mi·4 min·Trooper Jerry Don Davis Memorial Highway
17
Continue on US 84
20 mi·20 min·East Highway 84
18
Continue on US 84
1.0 mi·1 min·North US Highway 84
19
Turn left onto Spur 575
0.1 mi·16 sec·East 15th Street
20
Turn right onto TX 207
0.4 mi·37 sec·Ralls Road
21
Turn straight onto TX 207
1.1 mi·2 min·North Avenue F
22
At end of road, turn left onto US 84
74 mi·1 hr 14 min·US Highway 84
23
Keep slight left at fork onto US 84
6.5 mi·6 min·US 84
Toward I 20 East, US 84 East: Abilene
24
Take the exit
0.1 mi·18 sec
Exit 244Toward SH 70 South, SH 70 Business: Sweetwater, San Angelo
25
Turn slight left onto Southwest Georgia Avenue
0.1 mi·16 sec·Southwest Georgia Avenue
26
Turn right onto TX 70
0.7 mi·1 min·Lamar Street
27
Continue on TX 70
10 mi·10 min·State Highway 70
28
Turn left onto TX 153
29 mi·33 min·State Highway 153
29
Turn right onto FM 2111
12 mi·13 min·FM 2111
30
Turn left onto TX 158
6.3 mi·7 min·TX 158
31
At end of road, turn right onto US 67; US 83
387 ft·18 sec·Hutchings Avenue
32
Turn left onto US 83
17 mi·18 min·South 7th Street
Use the left lane.
33
Continue on US 83
42 mi·44 min·Grassmeyer Street
34
Continue on US 83
29 mi·31 min·Ellis Street
35
Take the exit onto US 83
40 mi·38 min·US 83
Toward I 10 East: San AntonioUse the left lane.
36
Continue on I 10
54 mi·54 min·I 10
Use the straight / slight right lanes.
37
Keep slight right at fork onto I 10; US 87
17 mi·19 min·I 10; US 87
Use the straight / slight right lanes.
38
Keep slight right at fork onto I 10; US 87
1.7 mi·2 min·McDermott Freeway
39
Take the exit
0.5 mi·1 min
Exit 569CToward Santa Rosa Street, DowntownUse the slight right lane.
40
Turn straight onto North Pecos-La Trinidad
0.2 mi·16 sec·North Pecos-La Trinidad
41
Keep slight right at fork onto North Pecos-La Trinidad
0.6 mi·1 min·North Pecos-La Trinidad
Use the straight lane.
42
Turn left onto Dolorosa Street
0.5 mi·55 sec·Dolorosa Street
Use the straight / left lanes.
43
Arrive at destination
Dolorosa Street
Trip Plan
To tackle this 6-hour and 25-minute trek effectively, depart as early as possible to avoid navigating technical, turn-heavy sections in the dark. Since the route consists entirely of local roads, build in extra time for the inevitable slower traffic you will encounter outside of major corridors. Keep your $61 fuel budget handy and prioritize filling up in larger towns, as local road stretches can sometimes leave you with fewer service options than a main highway. Flexibility is your biggest advantage here, so don't hesitate to pull over for a quick stretch whenever you feel fatigue setting in. Given the lack of highway stretches, treat the trip as a series of shorter segments to keep your focus sharp until you reach your destination.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
You can normally do this drive in one day.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 205.3 miles from Petersburg, TX, or about 3h 48m into the drive.
The longest continuous stretch on this route runs about 73.9 miles.
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 90 miles or 1h 46m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 205.3 miles or 3h 48m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 6h 18m
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 Petersburg, 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.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
Day 1
Settle into the route from Petersburg, TX
This is one driving day of about 410.6 miles and 7h 23m.
Your first comfortable stop window is around 90 miles from Petersburg, TX.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on US Highway 84 for about 73.9 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 27
5 decision points cluster between mile 31.6 and 408.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
31.6 mi into trip|~45m in
Keep slight right at fork toward Spur 331: Southeast Drive
Highway fork - watch signs carefully
Toward Spur 331: Southeast Drive
6
141.8 mi into trip|~2h 38m in|US 84
Keep slight left at fork onto US 84 toward I 20 East, US 84 East: Abilene
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward I 20 East, US 84 East: Abilene
6
148.3 mi into trip|~2h 44m in
Take the exit toward SH 70 South, SH 70 Business: Sweetwater, San Angelo
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 244
Toward SH 70 South, SH 70 Business: Sweetwater,...
8
295.6 mi into trip|~5h 25m in|US 83
Take the exit onto US 83 toward I 10 East: San Antonio
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the left lane.
Toward I 10 East: San Antonio
8
408.9 mi into trip|~7h 19m in
Take the exit toward Santa Rosa Street, Downtown
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 569C
Toward Santa Rosa Street, Downtown
Fuel & Cost
Regular Gas
$62.04 one way
$124.09 round trip
$3.84/gal25.4 MPG avg144 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.20
$67.91
$135.82
premium
$4.54
$73.31
$146.62
diesel
$5.61
$90.66
$181.31
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$62
Meals
$25–$50
Total
$87–$112
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 143.7 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $43 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
123.2
1
$43.11
$19.71
Efficient EV
102.7
1
$35.93
$16.42
EV Truck/SUV
164.2
2
$57.48
$26.28
Gas CO2
144 kg
EV CO2
48 kg (67% 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.
Forecast as of Apr 15, 2026
Origin
Petersburg, TX
Morning
in Petersburg on Sunday
Local time
9:58 AM
CDT
Current temp
54°F
Unavailable
Live forecast
Destination
San Antonio, TX
Morning
in San Antonio on Sunday
Local time
9:58 AM
CDT
Current temp
77°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
23 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
7h 23m on the road
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
San Antonio Missions National Historical Park
National Historical Park
Welcome to San Antonio Missions, a National Park Service site and the only UNESCO World Heritage Site in Texas. Each mission in the park is a center of community and has been since the early 1700s. Th...
9 mi from route
~22 min detour
Free
near mile 410.6
Lyndon B. Johnson National Historical Park tells the story of our 36th president beginning with his ancestors until his final resting place on his beloved LBJ Ranch. This entire "circle of life" gives...
27 mi from route
~68 min detour
Free
near mile 368.1
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a significantly different experience than a standard interstate cruise, as this route is characterized by a turn-heavy local road profile rather than high-speed highway travel. With a 0% highway share, you will spend the entire 407.1 miles navigating local roads that demand your full attention behind the wheel. The road's personality is defined by constant adjustments and rural navigation, making it a more engaging, albeit tiring, experience than the typical monotonous grind. Because you are avoiding major interstates, you will find fewer opportunities to set the cruise control and relax. Prepare for a steady, hands-on driving session that keeps you alert throughout the entire duration.
71% highway — fuel and pacing are the main things to plan.
43 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 73.9 mi on US Highway 84.
How Hard Is This Drive?
9/10
This is a straightforward highway drive that stays mostly on US Highway 84 and I 10. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 31.6 miles in.
Driving Effort9/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 27 significant decision points across 410.6 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 31.6 miles: Highway fork - watch signs carefully; at 141.8 miles (US 84): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 148.3 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Petersburg, TX and San Antonio, TX, road signs point toward Loop 289, Sh 70 South, Sh 70 Business: Sweetwater and San Angelo.
San Antonio is the second largest city in the state of Texas and the 7th largest in the United States. It's the 24th largest metropolitan area in the country. Visited by more than 31 million annual visitors, San Antonio is a beautiful city at the axis of three different geological terrains: Hill Country, South Texas Plains and Prairie and Lakes. There's a lot to do in this city: fine art museums, historical missions and plenty of amusement parks in addition to great dining and lots of drinking. The culture and people are vibrant and interesting. San Antonio's downtown is one of the most lively in the nation.
Top landmarks
•Alamo Mission in San Antonio — historic place in San Antonio, Bexar County, Texas
•San Antonio Missions National Historical Park — historic district in San Antonio, Bexar County, Texas
•Fort Sam Houston — military base in San Antonio, Texas
Doable as a same-day drive at 7h 23m. Total distance: 410.6 miles.
Family Friendly
Moderate complexity with 2 natural rest stops along the way.
Solo Traveler
7h 23m drive, plan rest stops for pacing.
Frequently Asked Questions
The longest stretch is about 73.9 miles on US Highway 84. The full list of main roads is in the Roads section above.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at San Antonio, TX before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 31.6 miles: Highway fork - watch signs carefully; at 141.8 miles (US 84): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 148.3 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.
Yes — San Antonio Missions National Historical Park and Lyndon B Johnson National Historical Park. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 7.4 hours each way, a round trip means 14.8 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at San Antonio, TX before the return drive.
