What time should we leave Austin for this day trip?

You should leave Austin by 8:30 AM to arrive in San Antonio around 9:55 AM, allowing ample time for the day's activities.

How much does it cost to visit The Alamo?

Admission to The Alamo is free. You should confirm opening hours and any timed-entry notices before you go.

Where will we have lunch in San Antonio?

Lunch is planned for Casa Rio on the River Walk, a family-friendly Tex-Mex restaurant. Peak weekend lunch can be busy, so confirm current wait times if you need a table quickly.

Is the River Walk boat cruise worth it with kids?

Yes. The narrated GO RIO cruise takes about 35 minutes, everyone stays seated, and it shows how far the River Walk really goes. No reservation is needed for the standard cruise; buy tickets online or at a GO RIO ticket station on the River Walk, and confirm current prices and child ages when you buy.

What is the cost for The DoSeum?

Admission to The DoSeum is $18 per adult and $13 per child (ages up to 12). Timed-entry may be used, so check their schedule and book tickets if required for your date.

What time does the plan have us returning to Austin?

You will depart San Antonio around 4:35 PM, arriving back in Austin by 6:00 PM, with an hour to spare before 7:00 PM.

The San Antonio River Walk with a stone bridge

Photo: Joshua J. Cotten / Unsplash

Day plan

San Antonio Day Trip from Austin

Enjoy a perfect family day out in San Antonio, blending learning, local flavors, and iconic history.

Leave: 8:30 AM
Back by: 7:00 PM
Driving: 1 h 25 min each way
Travelers: Families

Drive times © openrouteservice.org by HeiGIT · Map data © OpenStreetMap contributors

San Antonio from Austin: 1 h 25 min each way by car · best for 2 adults and 3 kids (3–5, 6–9, 10–13) · hours checked for Saturday.

$271–$327

The total covers getting around and tickets and tours for the whole party, plus food, gas and parking estimated in the breakdown below.

Things to do

The Alamo · Alamo Plaza (Day 1)
River Walk boat cruise · GO RIO (Day 1)
The DoSeum · San Antonio Children's Museum (Day 1)
Back in Austin (Day 1)

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Why this plan works

Clusters downtown stops for short walks, makes the midday break a sit-down River Walk boat ride for your 3–5-year-old, then finishes with a hands-on museum visit before driving home.

Open the Alamo Plaza leg in Maps Open the River Walk leg in Maps Open the Museum Reach / Broadway leg in Maps

8:30 AM
Head out · Austin → San Antonio
8:30 AM
1 h 25 min by car. Leave Austin by 8:30 AM, arrive around 9:55 AM.
10:15 AM
The Alamo · Alamo Plaza
10:15 AM
It's the family's key history stop and compact enough for short walks with young children.
See the historic mission chapel and short exhibits suited to kids, with brief, stroller-friendly routes and benches for rests.
11:30 AM
Lunch · Casa Rio (River Walk)
11:30 AM
Iconic riverside Tex‑Mex that keeps walking short and gives kids a calm, shaded table near the water.
Classic, family-friendly Tex‑Mex on the River Walk — order kid favorites and try their signature enchiladas while enjoying waterside seating.
1:00 PM
River Walk boat cruise · GO RIO
1:00 PM
Everyone sits down for a while after lunch, and it's the best way to see how far the River Walk really goes.
A 35-minute narrated boat ride along the River Walk. Board at the GO RIO Historia dock (706 River Walk, under the Market St. Bridge at Alamo St.), a short walk from Casa Rio. Boats leave about every 15 minutes, so there's no need to book ahead.
2:40 PM
Drive · Casa Rio → The DoSeum
2:40 PM
Keeps the group moving while giving a needed transition from lunch to the children's museum.
Short drive (or rideshare) north to The DoSeum; stroller access at dropoff and easy parking nearby.
3:10 PM
The DoSeum · San Antonio Children's Museum
3:10 PM
Designed for interactive learning and short, repeatable play sessions the whole family will enjoy.
Hands‑on exhibits, sensory play areas and STEM zones made for ages 1–13, with plenty of seating and paced play for a 3–5-year-old.
4:35 PM
Head back · San Antonio → Austin
4:35 PM
1 h 25 min by car.
6:00 PM
Back in Austin
6:00 PM
1 h to spare before 7:00 PM.

If you fall behind

If timing slips, shorten or skip The Alamo · Alamo Plaza.

Plan a day like this

Bookings & costs

$271–$327

0 of 0 bookable items booked

Locked in

paid or reserved

Still to book

est. $0 · 0 items

Gas & parking

$300

est. $271–$327

Booked prices are exact. Everything else is an estimate.

Know before you go

Practical notes for this trip — the things worth sorting before you leave.

Set up before you go

Download an offline map of downtown San Antonio and save The Alamo, Casa Rio and The DoSeum to your offline favorites so quick navigation works without service.

Booking windows & timing

Confirm opening times and any timed-entry at The DoSeum before you go; family workshops and limited-capacity sessions can fill on weekends.
Time-sensitiveThe DoSeum
Check visiting hours for The Alamo (Alamo Plaza) on your travel date; guided-tours and exhibit access sometimes have separate entry rules.
Time-sensitiveAlamo (Alamo Plaza)
The standard GO RIO narrated cruise needs no reservation. Buy tickets online or at a ticket station on the River Walk, and confirm child ticket ages when you buy.
River Walk boat cruise

Getting around & driving

You’re driving the party: expect downtown parking lots or garages near the River Walk; plan for 10–15 extra minutes to park and walk to The Alamo.

Want this day from your own starting point?

Make this yours — free, no account, no card.

Plan a day like this

Questions about this plan

What time should we leave Austin for this day trip?: You should leave Austin by 8:30 AM to arrive in San Antonio around 9:55 AM, allowing ample time for the day's activities.
How much does it cost to visit The Alamo?: Admission to The Alamo is free. You should confirm opening hours and any timed-entry notices before you go.
Where will we have lunch in San Antonio?: Lunch is planned for Casa Rio on the River Walk, a family-friendly Tex-Mex restaurant. Peak weekend lunch can be busy, so confirm current wait times if you need a table quickly.
Is the River Walk boat cruise worth it with kids?: Yes. The narrated GO RIO cruise takes about 35 minutes, everyone stays seated, and it shows how far the River Walk really goes. No reservation is needed for the standard cruise; buy tickets online or at a GO RIO ticket station on the River Walk, and confirm current prices and child ages when you buy.
What is the cost for The DoSeum?: Admission to The DoSeum is $18 per adult and $13 per child (ages up to 12). Timed-entry may be used, so check their schedule and book tickets if required for your date.
What time does the plan have us returning to Austin?: You will depart San Antonio around 4:35 PM, arriving back in Austin by 6:00 PM, with an hour to spare before 7:00 PM.