Bus Tickets from San Diego, CA, US to San Antonio, US

Find affordable bus tickets from San Diego, CA, US to San Antonio, US with flexible options. Book your trip now

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TodayJun 28
from $217
TomorrowJun 29
from $134
MonJun 30
from $134
TueJul 1
from $139
WedJul 2
from $136
ThuJul 3
from $132
FriJul 4
from $143
SatJul 5

Cheap buses leaving tomorrow

One passenger / one way

  • This trip is recommended because it is: Cheapest
    Departure time: June 29 at
    Departure city: San Diego
    Departure location: UCSD Health La Jolla Station
    Arrival time: July 1 at
    Destination city: San Antonio
    Destination location: San Antonio Bus Station
    Operated by: FlixBus + Greyhound Lines, Inc.
    FlixBus + Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • This trip is recommended because it is: Fastest
    Departure time: June 29 at
    Departure city: San Diego
    Departure location: Greyhound Bus Stop
    Arrival time: July 1 at
    Destination city: San Antonio
    Destination location: San Antonio Bus Station
    Operated by: Greyhound Lines, Inc.Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: June 29 at
    Departure city: San Diego
    Departure location: San Diego (Old Town-FlixBus)
    Arrival time: June 30 at
    Destination city: San Antonio
    Destination location: San Antonio Bus Station
    Operated by: FlixBus + Greyhound Lines, Inc. + Greyhound Lines Mexico
    FlixBus + Greyhound Lines, Inc. + Greyhound Lines Mexico
    Vehicle: BusDuration:
  • Departure time: June 29 at
    Departure city: San Diego
    Departure location: San Diego (Old Town-FlixBus)
    Arrival time: July 1 at
    Destination city: San Antonio
    Destination location: San Antonio Bus Station
    Operated by: FlixBus + Greyhound Lines, Inc.
    FlixBus + Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: June 29 at
    Departure city: San Diego
    Departure location: UCSD Health La Jolla Station
    Arrival time: July 1 at
    Destination city: San Antonio
    Destination location: San Antonio Bus Station
    Operated by: FlixBus + Greyhound Lines, Inc. + Valley Transit
    FlixBus + Greyhound Lines, Inc. + Valley Transit
    Vehicle: BusDuration:

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Compare 2 ways to go from San Diego to San Antonio.

Bus
Average Price$100 - $470Average Duration1d 11h
45kg CO₂e5 out of 5 stars
CheapestMost eco-friendly
Train
Average Price$159 - $299Average Duration1d 10h
165kg CO₂e1 out of 5 stars
Fastest
busbud logoBusbud recommends taking the train from San Diego to San Antonio

Among the sustainable travel choices, the train stands out as the good way to reach San Antonio. The journey takes about 1 day, 10 hours 50 minutes and with fares starting at just $159, it presents an excellent value for a comfortable ride.

2train per day
1d 10hAverage Duration
$159Cheapest ticket
165kgCO₂ emissions

Bus San Diego to San Antonio: Trip Overview

Average ticket price$175
Average bus trip duration1d 11h
Number of daily buses9
Earliest bus departure7:35am
Distance1127 miles (1817 km)
Latest bus departure7:35pm

San Diego to San Antonio Bus

Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from San Diego to San Antonio.

We make it our job to connect you with the most dependable bus companies that cover bus service from San Diego to San Antonio.

Whether it is cheap bus tickets or more luxurious buses going to San Antonio from San Diego, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions for your trip San Diego, CA, US - San Antonio, US

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
06/26
$150
06/27
$163
Today
$210
06/29
$129
06/30
$130
07/01
$132
07/02
$129
07/03
$125
busbud logoThe cheapest trip from San Diego to San Antonio was searched and found on Jul 3, 2025 with a price of $125

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Diego to San Antonio, as early as possible.

You can expect to pay from $125 to $210 for a bus ticket from San Diego to San Antonio based on the last 2 days. You can expect to find the cheapest price for the trip at $125 which is on 2025-07-03.

About Bus Travel

Bus Travel Tips

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from San Diego to San Antonio but it'll also be endearing to native speakers who will surely appreciate your effort.

From miles long of beauteous natural landscapes to impressive man-crafted sights, you're bound to be in for a visual treat on your bus trip from San Diego to San Antonio.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from San Diego to San Antonio.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from San Diego to San Antonio.

Did you know?

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

What's the cheapest way to go from San Diego to San Antonio?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to San Diego by bus?

Bus from San Diego to San Antonio

You can also go to San Antonio by train

Train from San Diego to San Antonio

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud makes bus travel easy. We help travelers find a bus, plot routes, and book intercity bus tickets all over the world. With several language and currency options available, Busbud seeks to cater to international bus travelers no matter where they are in the world. With Busbud, you can buy tickets with confidence. We ensure that you make the most out of your bus trip by partnering up with reliable bus companies from all around the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

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