TX → TX · about 44 miles
San Antonio to San Marcos bus & train schedule
Amtrak and FlixBus run 33 direct buses and trains a week from San Antonio to San Marcos. The fastest takes 1 hour 5 minutes; the first departure leaves at 6:00 AM and the last at 5:40 PM.
Timetable data from · No schedule changes since at least
- Buses and trains a week
- 33
- Fastest trip
- 1h 05m
- First departure
- 6:00 AM
- Last departure
- 5:40 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 |
|---|---|---|---|---|---|
| 6:00 AM | 7:10 AM | 1h 10m | Wed–Sun | San Antonio Bus Station to San Marcos CARTS | FlixBus Full timetable |
| 6:48 AM | 8:22 AM | 1h 34m | Daily | San Antonio Amtrak Station to San Marcos Amtrak | Amtrak Full timetable |
| 7:30 AM | 8:35 AM | 1h 05m | Daily | San Antonio Bus Station to San Marcos CARTS | FlixBus Full timetable |
| 9:30 AM | 10:45 AM | 1h 15m | Mon, Fri, Sat, Sun | San Antonio Bus Station to San Marcos CARTS | FlixBus Full timetable |
| 5:40 PM | 7:05 PM | 1h 25m | Daily | San Antonio Bus Station to San Marcos CARTS | FlixBus Full timetable |
Route map
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Where to board in San Antonio Where you get off in San Marcos The route of the busiest trip
Where to board in San Antonio
Where buses and trains stop in San Marcos
- San Marcos Amtrak Map of San Marcos Amtrak (Google Maps)
Return trip: San Marcos to San Antonio
Questions
How long is the bus or train from San Antonio to San Marcos?
The fastest direct bus or train takes 1 hour 5 minutes; the typical trip is 1 hour 25 minutes.
What time is the first departure from San Antonio to San Marcos?
The earliest departure is at 6:00 AM (Wed–Sun) and the last at 5:40 PM (Daily).
Which bus and rail companies go from San Antonio to San Marcos?
Amtrak and FlixBus run direct buses and trains on this route.
Where do I board in San Antonio?
Buses and trains to San Marcos leave from San Antonio Amtrak Station and San Antonio Bus Station.