Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Downtown Gray & Smith | Round Rock (Trans Ctr) | CheapestFastest | ||||
FlixBus + Greyhound Lines, Inc. | Bus | Downtown Gray & Smith | Round Rock (Trans Ctr) | No tags | ||||
FlixBus + Greyhound Lines, Inc. | Bus | Houston Uptown/Upper Kirby | Round Rock (Trans Ctr) | No tags |
Last refresh of the prices: Last Thursday at 10:41 PM CST.
Get from Houston to Round Rock
The journey takes about 3 hours 35 minutes, and with fares starting at just $45, it presents an excellent value for a comfortable ride.
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Frequently asked questions about travelling from Houston, US to Round Rock by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Houston to Round Rock?
The cheapest bus tickets from Houston to Round Rock start from $45. The average price for this route is around $68. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Houston to Round Rock?
The average bus travel time from Houston to Round Rock is 3h 35m, covering a distance of 238 km. The quickest bus can get you there in 3h 35m and is operated by FlixBus.
Which bus companies service the Houston to Round Rock route?
What are the earliest and latest departure times for the bus from Houston to Round Rock?
The earliest bus departs from Houston to Round Rock at 2:00am. And the latest bus departs at 9:00am.
What are the CO₂ emissions for the bus trip from Houston to Round Rock?
A bus trip from Houston to Round Rock generates an estimated 6 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from Houston to Round Rock?
According to Busbud customers, the highest-rated bus company on this route is FlixBus, with an average rating of 3.5 out of 5 stars based on 11380 reviews.
Which bus company has the best Wi-Fi from Houston to Round Rock?
Based on Busbud reviews, the bus company FlixBus has the highest Wi-Fi rating with a score of 2.7.
Which bus company has the best on-time performance from Houston to Round Rock?
According to Busbud traveller reviews, the most punctual bus company on this route is FlixBus, with a punctuality rating of 3.9 out of 5 stars.
Which bus company has the cleanest buses from Houston to Round Rock?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is FlixBus, with a cleanliness rating of 4.1 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Houston, US to Round Rock was searched and found on Nov 27, 2025 with a price of $71To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Houston, US to Round Rock, as early as possible.
You can expect to pay from $71 to $138 for a bus ticket from Houston, US to Round Rock based on the last 2 days. You can expect to find the cheapest price for the trip at $78 which is on 2025-12-01.
