Origin
San Antonio, TX
Late night in San Antonio on Sunday
Local time
5:02 AM
CDT
Current temp
77°F
Unavailable
Live forecast
Trip from San Antonio, TX to Woodway, TX
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
3h 17m
Distance
176.6 mi
284 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$27
one way
EV Charging
Unknown
Best Time to Leave
4 AM
3h 6m
★
6 AM
3h 18m
8 AM
3h 41m
10 AM
3h 26m
12 PM
3h 23m
3 PM
3h 27m
5 PM
3h 40m
8 PM
3h 10m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
San Antonio, TX
Wikimedia Commons
Woodway, TX
Action Construction Equipment Ltd. - ACE
Trip Overview
This 176.6-mile drive from San Antonio, TX to Woodway, TX is easily manageable as a single-day trip, taking approximately 3 hours and 17 minutes. You'll navigate primarily via the Purple Heart Trail and North Pan Am Expressway, with a brief stint on South Hewitt Drive. With an estimated fuel cost of $27, this journey through the Great Plains region of Texas is a straightforward excursion. The route is designed for one day, allowing for flexibility in your timing and stops.
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
88.3 miles from San Antonio, TX
A natural place for your longest stop of the day , about 1h 39m into the drive .
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Purple Heart Trail | 148.2 mi | 2h 38m |
| North Pan Am Expressway | 15.6 mi | 18m |
| South Hewitt Drive | 5.9 mi | 8m |
| Interstate Highway 35 | 1.9 mi | 2m |
| William J Bordelon Freeway | 0.8 mi | <1m |
| Interstate Highway 35 Service Road | 0.7 mi | 1m |
| East Market Street | 0.4 mi | <1m |
| Woodway Drive | 0.4 mi | <1m |
Longest stretch:
Purple Heart Trail
— 148.2 mi, about 2h 38m
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio, TX and Woodway, TX.
1
Start on Dolorosa Street
143 ft
·
4 sec
·
Dolorosa Street
2
Continue on West Market Street
0.4 mi
·
42 sec
·
West Market Street
3
Continue on East Market Street
0.4 mi
·
45 sec
·
East Market Street
4
Turn left
363 ft
·
13 sec
Use the left lane.
5
Turn straight onto East Commerce Street
216 ft
·
12 sec
·
East Commerce Street
6
Take the ramp
0.2 mi
·
28 sec
Toward US 281 North, I 37 North
7
Merge onto I 37; US 281
0.8 mi
·
55 sec
·
William J Bordelon Freeway
8
Take the exit
0.6 mi
·
1 min
Exit 142A
Toward I 35 North: Austin
Use the slight right lane.
9
Merge onto I 35
8.2 mi
·
10 min
·
North Pan Am Expressway
Use the straight / slight right lanes.
10
Keep slight left at fork onto North Pan Am Expressway
7.4 mi
·
8 min
·
North Pan Am Expressway
Toward I 35: Austin
Use the straight / slight right lanes.
11
Continue on I 35
12 mi
·
12 min
·
Purple Heart Trail
Use the straight / slight right lanes.
12
Continue on I 35
1.9 mi
·
2 min
·
Interstate Highway 35
Use the straight / slight right lanes.
13
Continue on I 35
48 mi
·
52 min
·
Purple Heart Trail
Use the straight / slight right lanes.
14
Keep slight right at fork onto I 35; US 290
89 mi
·
1 hr 33 min
·
Purple Heart Trail
Use the straight / slight right lanes.
15
Take the exit
0.4 mi
·
57 sec
Exit 325
Toward FM 1695, FM 3148: Hewitt Drive, Moonlight Drive
Use the slight right lane.
16
Continue on Interstate Highway 35 Service Road
0.7 mi
·
1 min
·
Interstate Highway 35 Service Road
17
Turn left onto FM 1695; FM 3148
462 ft
·
7 sec
·
Old Temple Road
18
Continue on FM 1695
5.9 mi
·
8 min
·
South Hewitt Drive
19
Turn right onto Woodway Drive
0.3 mi
·
33 sec
·
Woodway Drive
20
Take the ramp
0.2 mi
·
21 sec
Toward US 84 East
21
Merge onto US 84
0.4 mi
·
27 sec
·
George W Bush Parkway
22
Take the exit
0.1 mi
·
18 sec
Toward Texas Central Parkway, Santa Fe Drive
Use the slight right lane.
23
Turn straight onto Woodway Drive
0.1 mi
·
16 sec
·
Woodway Drive
24
Turn left onto Texas Central Parkway
0.2 mi
·
37 sec
·
Texas Central Parkway
25
Turn right onto Old McGregor Road
79 ft
·
2 sec
·
Old McGregor Road
26
Arrive at destination
Old McGregor Road
Trip Plan
Given the 3-hour and 17-minute duration, this route is ideal for a single-day adventure, offering flexibility in departure times. Plan for your single recommended stop to break up the 148.2-mile longest stretch on the Purple Heart Trail. Keep an eye on your fuel, with an estimated cost of $27, and be mindful of the 'turn-heavy local drive' profile; it’s wise to have your navigation set up before you depart San Antonio to ensure a smooth transition through the various roads, including the North Pan Am Expressway and South Hewitt 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.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 88.3 miles from San Antonio, TX, or about 1h 39m into the drive.
The longest continuous stretch on this route runs about 148.2 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 39 miles or 45m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 88.3 miles or 1h 39m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 38m
Traffic, exits, and arrival timing usually matter more near Woodway, TX than in the middle of the route.
Before You Leave
+
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 176.6 miles and 3h 17m.
Your first comfortable stop window is around 39 miles from San Antonio, 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.
The longest stretch is on Purple Heart Trail for about 148.2 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
88 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 39 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 88.3 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 Purple Heart Trail if your tank is already low. That segment runs about 148.2 miles.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 145 decision points cluster between mile 0.9 and 176.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
7
0.9 mi into trip
|
~1m in
Take the ramp toward US 281 North, I 37 North
Multiple destination signs - pick the right one
Toward US 281 North, I 37 North
7
1.9 mi into trip
|
~3m in
Take the exit toward I 35 North: Austin
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 142A
Toward I 35 North: Austin
7
10.7 mi into trip
|
~14m in
|
North Pan Am Expressway
Keep slight left at fork onto North Pan Am Expressway toward I 35: Austin
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Toward I 35: Austin
8
168.2 mi into trip
|
~3h 3m in
Take the exit toward FM 1695, FM 3148: Hewitt Drive, Moonlight Drive
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 325
Toward FM 1695, FM 3148: Hewitt Drive, Moonligh...
7
176.1 mi into trip
|
~3h 16m in
Take the exit toward Texas Central Parkway, Santa Fe Drive
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward Texas Central Parkway, Santa Fe Drive
Fuel & Cost
Regular Gas
$26.68 one way
$53.37 round trip
$3.84/gal
25.4 MPG avg
62 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $29.21 | $58.42 |
| premium | $4.54 | $31.53 | $63.06 |
| diesel | $5.61 | $38.99 | $77.98 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$27
Meals
$25–$50
Total
$52–$77
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 61.8 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $19 in charging · 0 stops · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 53 | 0 | $18.54 | $8.48 |
| Efficient EV | 44.2 | 0 | $15.45 | $7.06 |
| EV Truck/SUV | 70.6 | 0 | $24.72 | $11.30 |
Gas CO2
62 kg
EV CO2
21 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.
Travel Intel
Current conditions at both ends of the drive.
Destination
Woodway, TX
Late night in Woodway on Sunday
Local time
5:02 AM
CDT
Current temp
60°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
17 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
3h 17m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
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.
Waco Mammoth National Monument
National Monument
Standing as tall as 14 feet and weighing 20,000 pounds, Columbian mammoths roamed across what is present-day Texas thousands of years ago. Today, the fossil specimens represent the nation's first and...
7 mi from route
~18 min detour
Free
near mile 176.6
View on nps.gov
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
View on nps.gov
Park data from the National Park Service API. Alerts update every 2 hours.
What kind of drive is this?
Expect a turn-heavy local drive for this 176.6-mile trip. While only 11% of the route utilizes highways, you'll experience a significant stretch of 148.2 miles on the Purple Heart Trail. This suggests a journey that involves more local roads and potentially varied speed limits rather than a consistent interstate pace. The profile indicates a route that may require more frequent adjustments and attention to navigation as you progress towards Woodway.
Only 11% highway — the rest is turn-by-turn surface driving.
26 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 148.2 mi on Purple Heart Trail.
How Hard Is This Drive?
8/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.9 miles in.
Driving Effort
8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 14 significant decision points across 176.6 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 0.9 miles: Multiple destination signs - pick the right one; at 1.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 10.7 miles (North Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here.
About the Cities
Starting in San Antonio, TX
Full guide →Founded 1718
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
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 3h 17m. Total distance: 176.6 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
3h 17m drive, comfortable solo distance.
Scenic Drive
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 148.2 miles on Purple Heart Trail. 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 Woodway, 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 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 0.9 miles: Multiple destination signs - pick the right one; at 1.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 10.7 miles (North Pan Am Expressway): Highway fork - watch signs carefully. Lane positioning matters here.
Yes — Waco Mammoth National Monument and San Antonio Missions National Historical Park. See the National Parks section for detour distances and tips on detours.
Possible but tiring. At 3.3 hours each way, an in-and-out day trip would put you behind the wheel for 6.6 hours — manageable with a long break at Woodway, TX, but most travelers stay overnight.
How this page is built
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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