The cheapest and fastest buses from Killeen, TX to San Marcos, TX
Cheapest price
$96
Average price
$96
Fastest journey
6 h 45 m
Average duration
6 h 45 m
Buses per day
1
Distance
139 km
The best way to find a cheap bus ticket from Killeen, TX to San Marcos, TX is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Killeen, TX to San Marcos, TX will cost around $96 if you buy it on the day, but the cheapest tickets can be found for only $96.
Of the 1 buses that leave Killeen, TX for San Marcos, TX on Fri, Jul 03, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Jul 03 the direct buses cover the 139 km distance in an average of 6 h 45 m but if you time it right, some buses will get you there in just 6 h 45 m .
On Fri, Jul 03 the slowest buses will take 6 h 45 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
5:45 PM6h45Killeen, TX12:30 AMSan Marcos, TX$961One-way0 transfers
5:45 PM6h45Killeen, TX12:30 AMSan Marcos, TX$961One-way0 transfers
Travel Information
Compare bus and train for Killeen, TX to San Marcos, TX
Omio recommends booking the bus as it is the most popular option from Killeen, TX to San Marcos, TX among Omio's users. If you are prioritising price take the train with prices starting from $43. For those with little time consider booking a train which can get you there in 4h 38m. The ticket price range depends on the travel mode: a train costs an average of $43, and a bus costs an average of $81.
Distance: 86 miles (139 km)
Compare bus with
Most popular Bus | Train | Driving |
|---|---|---|
$89 Average price | $56 Average price Cheapest | $20 Average price (fuel + tolls) |
5h 25m Average total duration 4h 55m Onboard + 30m Additional time* | 5h 8m Average total duration Fastest 4h 38m Onboard + 30m Additional time* | 1h 41m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Killeen, TX to San Marcos, TX:
A train is $34 (€28) less than a bus for this route with tickets for a bus from Killeen, TX to San Marcos, TX costing on average $89 (€73).
Other travel options to San Marcos, TX take longer:
Bus takes on average 4h 55m.
You'll arrive about {timeSavings} sooner ({durationInMinutes} by bus vs {drivingDurationInMinutes} by car) and save roughly {savingsAmount} compared to fuel and tolls ({cheapestPrice} vs {drivingPriceInCents}). You also skip the drive itself — no traffic stress, no parking, and you can use the time to work, nap, or catch up on a series with the onboard Wi-Fi.
Direct coaches are operated by {directProviders}.
Driving is still worth considering if you're travelling with bulky luggage, need flexibility on departure times, or plan to stop along the way.
Killeen, TX to San Marcos, TX Bus Timetables
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Greyhound USA | Departure Time 11:45AM | Arrival Time 08:15PM | Duration 8h30 | Departure days Wed, Sat, Sun | Cheapest price $23 |
Operator Greyhound | Departure Time 04:45PM | Arrival Time 11:30PM | Duration 6h45 | Departure days Thu | Cheapest price $81 |
Operator Greyhound | Departure Time 04:50PM | Arrival Time 11:30PM | Duration 6h40 | Departure days Mon | Cheapest price $91 |
Operator Greyhound | Departure Time 05:45PM | Arrival Time 12:30AM | Duration 6h45 | Departure days Fri | Cheapest price $96 |
Live departures
Killeen, TX to San Marcos, TX bus times
The table below shows live departures for Killeen, TX to San Marcos, TX buses for tomorrow, Friday, July 3. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 5:45 PM Killeen, TX | 6h45 | 12:30 AM San Marcos, TX | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Killeen, TX to San Marcos, TX by bus or train
Compare bus and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Jul 03
Jul 04
Jul 05
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Jul 09
Why should you book Killeen, TX to San Marcos, TX buses with Omio?
Why book with Omio vs Greyhound?
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare Greyhound with all available travel options, which are bus and train to ensure you get the best deal for traveling from Killeen, TX to San Marcos, TX.
Why book with Omio over Wanderu?
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Killeen, TX to San Marcos, TX.
Journey information
Overview: Bus from Killeen, TX to San Marcos, TX
Buses from Killeen, TX to San Marcos, TX run on average 2 times per day, taking around 4h 55m. Cheap bus tickets for this journey start at $81 (€66) but you can travel from only $43 (€35) by train.
The earliest bus runs at 08:20, the last at 15:30. The fastest bus covers the 86 miles (139 km) distance in 6h 40m.
Distance 86 miles (139 km) |
Average bus duration 4h 55m |
Cheapest ticket price $81 (€66) |
Buses per day 2 |
Fastest bus 6h 40m |
First bus 8:20 AM |
Last bus 3:30 PM |
Cheapest Month Sep |
Cheapest Day Sun |
High Season Apr - Jun |
Low Season Oct - Dec |
Bus providers: Greyhound from Killeen, TX to San Marcos, TXYou can travel by bus between Killeen, TX to San Marcos, TX with Greyhound for as low as $43 (€35). When you search for schedules and tickets, Omio will show you the best journey
Greyhound
FAQs: Bus from Killeen, TX to San Marcos, TX
Find answers to the most common questions about traveling from Killeen, TX to San Marcos, TX by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at San Marcos, TX, this guide helps you travel smarter and with confidence.

- Greyhound
- Assistance
- Priority seating
- Wheelchair-accessible buses.
- Greyhound
- You can cancel your ticket for a refund or exchange up to 24 hours before departure, for a cancellation fee applied.
- Greyhound
- One carry-on bag up to 25 lbs (11 kg) and one checked bag up to 50 lbs (23 kg).
- Greyhound
- $15 per additional bag.
popular bus stations
Popular bus stations from Killeen, TX to San Marcos, TX
Most Killeen, TX to San Marcos, TX buses use the Killeen Transfer Station to San Marcos, S Guadalupe St (San Marcos Station) station pair. Use this guide to compare Killeen, TX and San Marcos, TX bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
