The average bus between O'Hare and St. Louis takes 8h 42m and the fastest bus takes 7h 28m. The bus service runs several times per day from O'Hare to St. Louis. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run 3 times a day between O'Hare and St. Louis. The earliest departure is at 8:06 AM in the morning, and the last departure from O'Hare is at 10:22 PM which arrives into St. Louis at 3:40 PM. All services require a transfer at Jefferson Park Transit Center and take an average of 8h 42m. The schedules shown below are for the next available departures.


7h 51m • 2 changes
Arrives next day


9h 11m • 2 changes
Arrives next day


17h 17m • 2 changes


7h 33m • 2 changes


7h 52m • 2 changes
Arrives next day


9h 32m • 2 changes


7h 33m • 2 changes


7h 52m • 2 changes
Arrives next day


9h 32m • 2 changes


7h 33m • 2 changes


7h 52m • 2 changes
Arrives next day


9h 32m • 2 changes
Want to know about travelling from O'Hare to St. Louis? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from O'Hare to St. Louis. However, there are services departing from O'Hare station and arriving at St. Louis station via St Louis Bus Station station. The journey, including transfers, takes approximately 8h 42m.
O'Hare to St. Louis bus services, operated by Chicago Transit (CTA), depart from Chicago Bus Station.
O'Hare to St. Louis bus services, operated by Chicago Transit (CTA), arrive at St Louis Bus Station.
The distance between O'Hare and St. Louis is 422.4 km. The road distance is 536 km.
Flixbus USA operates a bus from Chicago Bus Station to St Louis Bus Station twice daily. Tickets cost $45–80 and the journey takes 5h 55m.