There are 5 ways to get from Round Rock to St. Louis by plane, bus (Greyhound, Flixbus), bus, train, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly from Austin-Bergstrom International Airport
best- Fly from Austin-Bergstrom International Airport (AUS) to Lambert–St. Louis International Airport (STL)plane AUS - STL
4h 59m$130–787Bus
cheapest- Take the bus from Austin Eastside Bus Plaza to Dallas Bus Stationbus Greyhound US1160 / ...
- Take the bus from Dallas Bus Station to St Louis Bus Stationbus Greyhound US0136
21h 35m$105–340Bus, train
- Take the bus from Austin Eastside Bus Plaza to San Marcosbus FlixBus US1164
- Take the train from San Marcos Amtrak to St. Louistrain Texas Eagle
26h 19m$171–965Drive 806.3 mi
- Drive from Round Rock to St. Louiscar 806.3 mi
13h 14m$148–213Bus to San Antonio International Airport, fly
- Take the bus from Round Rock to San Antonio Bus Stationbus
- Fly from San Antonio International Airport (SAT) to Lambert–St. Louis International Airport (STL)plane SAT - STL
7h 3m$265–464
Round Rock to St. Louis by bus
Questions & Answers
The cheapest way to get from Round Rock to St. Louis is to drive which costs $140 - $220 and takes 13h 14m.
The fastest way to get from Round Rock to St. Louis is to fly which takes 4h 59m and costs $130 - $800.
No, there is no direct bus from Round Rock to St. Louis station. However, there are services departing from Round Rock and arriving at St Louis Bus Station via Austin Eastside Bus Plaza and Dallas Bus Station. The journey, including transfers, takes approximately 21h 35m.
The distance between Round Rock and St. Louis is 767 miles. The road distance is 811.1 miles.
The best way to get from Round Rock to St. Louis without a car is to bus which takes 21h 35m and costs $100 - $340.
It takes approximately 4h 59m to get from Round Rock to St. Louis, including transfers.
Round Rock to St. Louis bus services, operated by Greyhound USA, depart from Austin Eastside Bus Plaza station.
The best way to get from Round Rock to St. Louis is to fly which takes 4h 59m and costs $130 - $800. Alternatively, you can bus, which costs $100 - $340 and takes 21h 35m.
Round Rock to St. Louis bus services, operated by Greyhound USA, arrive at Dallas Bus Station.
Yes, the driving distance between Round Rock to St. Louis is 811 miles. It takes approximately 13h 14m to drive from Round Rock to St. Louis.
What companies run services between Round Rock, TX, USA and St. Louis, MO, USA?
Southwest Airlines and American Airlines fly from Austin-Bergstrom International Airport (AUS) to Lambert–St. Louis International Airport (STL) every 4 hours. Alternatively, you can take a bus from Round Rock to St Louis Bus Station via Austin Eastside Bus Plaza and Dallas Bus Station in around 21h 35m.
- Website
- southwest.com
Flights from Austin-Bergstrom International Airport to Lambert–St. Louis International Airport
- Ave. Duration
- 2h 3m
- When
- Every day
- Estimated price
- $120–700
Flights from Austin-Bergstrom International Airport to Lambert–St. Louis International Airport via Dallas
- Ave. Duration
- 4h 3m
- When
- Every day
- Estimated price
- $120–750
Flights from Austin-Bergstrom International Airport to Lambert–St. Louis International Airport via Kansas City
- Ave. Duration
- 4h 5m
- When
- Every day
- Estimated price
- $140–800
Flights from Austin-Bergstrom International Airport to Lambert–St. Louis International Airport via Houston Hobby Apt
- Ave. Duration
- 4h 15m
- When
- Saturday
- Estimated price
- $140–750
Flights from Austin-Bergstrom International Airport to Lambert–St. Louis International Airport via New Orleans
- Ave. Duration
- 4h 25m
- When
- Monday and Sunday
- Estimated price
- $160–850
Flights from San Antonio International Airport to Lambert–St. Louis International Airport
- Ave. Duration
- 2h 5m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $120–700
Flights from San Antonio International Airport to Lambert–St. Louis International Airport via Dallas
- Ave. Duration
- 4h 19m
- When
- Tuesday to Sunday
- Estimated price
- $120–700
Flights from San Antonio International Airport to Lambert–St. Louis International Airport via Houston Hobby Apt
- Ave. Duration
- 4h 5m
- When
- Saturday
- Estimated price
- $130–750
Flights from San Antonio International Airport to Lambert–St. Louis International Airport via Nashville
- Ave. Duration
- 4h 55m
- When
- Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $150–800
- Website
- aa.com
Flights from Austin-Bergstrom International Airport to Lambert–St. Louis International Airport via Dallas/Ft.Worth
- Ave. Duration
- 4h 7m
- When
- Every day
- Estimated price
- $130–750
Flights from San Antonio International Airport to Lambert–St. Louis International Airport via Dallas/Ft.Worth
- Ave. Duration
- 4h 10m
- When
- Every day
- Estimated price
- $120–700
- Website
- united.com
Flights from San Antonio International Airport to Lambert–St. Louis International Airport via Houston
- Ave. Duration
- 4h 9m
- When
- Monday, Tuesday, Thursday, Friday, and Sunday
- Estimated price
- $130–700
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from San Marcos Amtrak to St. Louis
- Ave. Duration
- 23h 10m
- Frequency
- Once daily
- Estimated price
- $160–800
- Website
- https://www.amtrak.com/home.html
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from Austin Eastside Bus Plaza to Dallas Bus Station
- Ave. Duration
- 3h 20m
- Frequency
- Every 4 hours
- Estimated price
- $40–75
- Website
- https://www.greyhound.com/
Bus from Dallas Bus Station to St Louis Bus Station
- Ave. Duration
- 15h 50m
- Frequency
- Once daily
- Estimated price
- $75–170
- Website
- https://www.greyhound.com/
Bus from Round Rock to San Antonio Bus Station
- Ave. Duration
- 2h 15m
- Frequency
- Once daily
- Estimated price
- $29–60
- Website
- https://www.greyhound.com/
- Phone
- +1 (855) 626-8585
- Website
- flixbus.com
Bus from Austin Eastside Bus Plaza to Dallas Bus Station
- Ave. Duration
- 3h 25m
- Frequency
- 3 times a day
- Estimated price
- $25–90
- Schedules at
- flixbus.com
- Adult
- $25–90
Bus from Austin Eastside Bus Plaza to San Marcos
- Ave. Duration
- 44 min
- Frequency
- Once daily
- Estimated price
- $6–85
- Schedules at
- flixbus.com
- Adult
- $6–85
Want to know more about travelling around United States
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
Related travel guides
Travelling to the US: What do I need to know?
Read the travel guide
Need to know: Greyhound
Read the travel guide
Why you should take the train in the US
Read the travel guide
More Questions & Answers
Book your Round Rock to St. Louis bus tickets online with FlixBus.
There are 353+ hotels available in St. Louis.









