There are 3 ways to get from Boulder to St. Louis by bus, plane, bus (Greyhound), 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.
Bus, fly
best- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6bus
- Fly from Denver (DEN) to Lambert–St. Louis International Airport (STL)plane DEN - STL
5h 8mDrive 867.1 mi
cheapest- Drive from Boulder to St. Louiscar 867.1 mi
13h 41m$159–229Bus
- Take the bus from Broadway & 20th St to Union Stationbus Ff1 / ...
- Take the bus from Denver Union Station to St Louis Bus Stationbus Greyhound US1200 / ...
18h 15m
Denver (DEN) to Lambert–St. Louis International Airport (STL) flights
Comparing Your Travel Options
The cheapest way to get from Boulder to St. Louis is to drive which costs $150 - $230 and takes 13h 41m.
The fastest way to get from Boulder to St. Louis is to drive which takes 13h 41m and costs $150 - $230.
No, there is no direct bus from Boulder to St. Louis station. However, there are services departing from Broadway & 20th St and arriving at St Louis Bus Station via Denver Union Station. The journey, including transfers, takes approximately 18h 15m.
The distance between Boulder and St. Louis is 831 miles. The road distance is 872.2 miles.
The best way to get from Boulder to St. Louis without a car is to bus which takes 18h 15m and costs .
It takes approximately 5h 8m to get from Boulder to St. Louis, including transfers.
Boulder to St. Louis bus services, operated by Regional Transport, depart from Broadway & 20th St station.
Boulder to St. Louis bus services, operated by Regional Transport, arrive at Union Station.
St. Louis is 1h ahead of Boulder. It is currently 4:59 PM in Boulder and 5:59 PM in St. Louis.
Yes, the driving distance between Boulder to St. Louis is 872 miles. It takes approximately 13h 41m to drive from Boulder to St. Louis.
What companies run services between Boulder, CO, USA and St. Louis, MO, USA?
You can take a bus from Broadway & 20th St to St Louis Bus Station via Denver Union Station in around 18h 15m.
- Website
- southwest.com
Flights from Denver to Lambert–St. Louis International Airport
- Ave. Duration
- 2h
- When
- Every day
- Estimated price
- $95–550
Flights from Denver to Lambert–St. Louis International Airport via Omaha
- Ave. Duration
- 3h 25m
- When
- Sunday
- Estimated price
- $100–550
Flights from Denver to Lambert–St. Louis International Airport via Kansas City
- Ave. Duration
- 3h 35m
- When
- Tuesday and Wednesday
- Estimated price
- $95–550
- Phone
- +44 1743 612002
- [email protected]
- Website
- Regional Transport
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Website
- Regional Transport
Bus from Broadway & 20th St to Union Station
- Ave. Duration
- 45 min
- Frequency
- Hourly
- Website
- Regional Transport
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Booking & Getting There
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