Origin
Roma, TX
Late night in Roma on Sunday
Local time
12:59 AM
CDT
Current temp
94°F
Unavailable
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
5h 56m
Distance
324.6 mi
522 km
Drive Score
10/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$49
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Roma, TX
Wikimedia Commons
Austin, TX
Wikimedia Commons
This 322.6-mile journey from Roma, TX, to Austin, TX, is estimated to take about 5 hours and 18 minutes of driving time. You'll primarily navigate local roads, with a 0% highway share, making it a turn-heavy local drive. Given the duration, it's perfectly manageable as a single-day trip. The estimated fuel cost for this route is around $49. This drive will take you through parts of the Great Plains region. With only one recommended stop, you have flexibility in pacing your travel.
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
162.3 miles from Roma, TX
A natural place for your longest stop of the day , about 3h into the drive .
| Road | Distance | Duration |
|---|---|---|
| Purple Heart Trail | 203 mi | 3h 31m |
| United States Highway 83 | 54.3 mi | 1h 1m |
| South Pan Am Expressway | 21.5 mi | 26m |
| North US Highway 83 | 14.2 mi | 15m |
| North Garcia Street | 12.5 mi | 14m |
| North Pan Am Expressway | 7.4 mi | 8m |
| South Zapata Highway | 5.4 mi | 8m |
| South Meadow Avenue | 2.1 mi | 4m |
Step-by-step road directions between Roma, TX and Austin, TX.
Start on US 83
Turn left onto East Franklin Avenue
Turn left onto US 83
Continue on US 83
Continue on US 83
Continue on US 83
Turn left onto South Meadow Avenue
Turn left onto US 83
Continue on US 83
Turn right onto US 83
Continue on I 35; I 27; US 83
Continue on I 35
Keep slight left at fork onto I 35
Keep slight right at fork onto I 35
Keep slight left at fork onto North Pan Am Expressway
Continue on I 35
Continue on I 35
Continue on I 35
Take the exit
Turn left onto East 6th Street
Turn left onto Congress Avenue
Turn left onto East 5th Street
Arrive at destination
This 5-hour and 18-minute drive is well-suited for a single day, offering flexibility in your departure time. You can leave Roma, TX, in the morning and arrive in Austin, TX, by the afternoon, with only one stop needed. Keep an eye on your fuel gauge, as local driving can sometimes consume more gas, and plan for the $49 estimated fuel cost. Given the 'turn-heavy local drive' profile, stay alert for frequent changes in direction and speed limits, especially as you navigate East Franklin Avenue and North Garcia Street before reaching Highway 83.
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 71 miles or 1h 20m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 162.3 miles or 3h 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 52m
Traffic, exits, and arrival timing usually matter more near Austin, TX than in the middle of the route.
Open the route before leaving Roma, 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 Roma, TX
This is one driving day of about 324.6 miles and 5h 56m.
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
162 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 71 miles helps settle the day before fatigue starts building.
The midpoint is around 162.3 miles from Roma, TX, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before Purple Heart Trail if your tank is already low. That segment runs about 203 miles.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
5 decision points cluster between mile 243.8 and 324.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Keep slight left at fork onto I 35 / South Pan Am Expressway
Highway fork - watch signs carefully. Lane positioning matters here
Keep slight right at fork onto I 35 / South Pan Am Expressway toward I 37, US 281: Upper Level, Corpus Christi, Johnson City
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Keep slight left at fork onto North Pan Am Expressway toward I 35: Austin
Highway fork - watch signs carefully. Lane positioning matters here
Take the exit toward 6th - 12th Streets
Exit ramp - move to the correct lane early. Lane positioning matters here
Turn left onto East 5th Street
Lane positioning matters here
Regular Gas
$49.05 one way
$98.10 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $53.69 | $107.37 |
| premium | $4.54 | $57.96 | $115.91 |
| diesel | $5.61 | $71.67 | $143.34 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$49
Meals
$25–$50
Total
$74–$99
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 113.6 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $34 in charging · 1 stop · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 97.4 | 1 | $34.08 | $15.58 |
| Efficient EV | 81.2 | 0 | $28.40 | $12.98 |
| EV Truck/SUV | 129.8 | 1 | $45.44 | $20.77 |
Gas CO2
114 kg
EV CO2
38 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.
Current conditions at both ends of the drive.
Origin
Late night in Roma on Sunday
Local time
12:59 AM
CDT
Current temp
94°F
Unavailable
Destination
Late night in Austin on Sunday
Local time
12:59 AM
CDT
Current temp
63°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
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.
Worth a detour if your schedule allows.
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...
Park data from the National Park Service API. Alerts update every 2 hours.
Expect a 'turn-heavy local drive' for this entire 322.6-mile route, as it features a 0% highway share. This means your journey will be characterized by frequent turns and navigation through local streets rather than open highway stretches. The longest uninterrupted stretch is not specified, but the profile suggests a consistent engagement with the road network. You'll be driving on East Franklin Avenue and North Garcia Street before transitioning to Highway 83, experiencing a more intimate connection with the Texas landscape as you progress.
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 243.8 miles in near I 35 / South Pan Am Expressway.
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 12 significant decision points across 324.6 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 243.8 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here; at 245.5 miles (I 35 / South Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 255.9 miles (North Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Roma, TX and Austin, TX, road signs point toward Corpus Christi and Johnson City.
Corpus Christi
Johnson City
“City of the Violet Crown” · Founded 1835
Austin is a city of about 1,054,000 (2026) surpassing Fort Worth to become the 4th most populous city in Texas. It is on the southeast edge of the Hill Country region of Texas, making it the fourth-largest city in the state and the 11th-largest in the country. It is the capital of Texas and a college town, and also a center of an alternative culture away from the major cities on the US coasts, though the city is rapidly gentrifying with its rising popularity. Austin's attitude is commonly emblazoned about town on T-shirts and bumper stickers that read: "Keep Austin Weird." Austin is also marketed as the Live Music Capital of the World due to the large number of venues.
Top landmarks
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 5h 56m. Total distance: 324.6 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
5h 56m drive, comfortable solo distance.
Scenic Drive
Mixed highway & surface route profile with national parks nearby.
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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