TX → TX · about 44 miles
San Marcos to San Antonio bus & train schedule
Amtrak and FlixBus run 33 direct buses and trains a week from San Marcos to San Antonio. The fastest takes 50 minutes; the first departure leaves at 3:05 PM and the last at 11:30 PM.
Timetable data from · No schedule changes since at least
- Buses and trains a week
- 33
- Fastest trip
- 50m
- First departure
- 3:05 PM
- Last departure
- 11:30 PM
Timetable
Times are local to each stop. Timetables published by tds.ai, refreshed October 15, 2026. Schedules change, so check times when you book.
| Departs | Arrives | Duration | Days | Stops | Company |
|---|---|---|---|---|---|
| 3:05 PM | 4:15 PM | 1h 10m | Daily | San Marcos CARTS to San Antonio Pearl District | FlixBus Full timetable |
| 7:35 PM | 8:25 PM | 50m | Wed–Sun | San Marcos CARTS to San Antonio Pearl District | FlixBus Full timetable |
| 8:08 PM | 10:46 PM | 2h 38m | Daily | San Marcos Amtrak to San Antonio Amtrak Station | Amtrak Full timetable |
| 10:20 PM | 11:10 PM | 50m | Daily | San Marcos CARTS to San Antonio Pearl District | FlixBus Full timetable |
| 11:30 PM | 12:20 AM +1 day | 50m | Mon, Fri, Sat, Sun | San Marcos CARTS to San Antonio Pearl District | FlixBus Full timetable |
Route map
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Where to board in San Marcos Where you get off in San Antonio The route of the busiest trip
Where to board in San Marcos
- San Marcos Amtrak Map of San Marcos Amtrak (Google Maps)
Where buses and trains stop in San Antonio
Return trip: San Antonio to San Marcos
Questions
How long is the bus or train from San Marcos to San Antonio?
The fastest direct bus or train takes 50 minutes; the typical trip is 1 hour 10 minutes.
What time is the first departure from San Marcos to San Antonio?
The earliest departure is at 3:05 PM (Daily) and the last at 11:30 PM (Mon, Fri, Sat, Sun).
Which bus and rail companies go from San Marcos to San Antonio?
Amtrak and FlixBus run direct buses and trains on this route.
Where do I board in San Marcos?
Buses and trains to San Antonio leave from San Marcos Amtrak.