There are 4 ways to get from St. Louis to Casper by plane, bus (Greyhound), car, or taxi
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly to Casper
best- Fly from Lambert–St. Louis International Airport (STL) to Casper (CPR)plane STL - CPR
6h 9m$114–568Bus
- Take the bus from St Louis Bus Station to Denver Union Stationbus Greyhound US1200 / ...
- Take the bus from Denver to Casperbus Bhl 121
24h 14m$242–334Drive 1,009.9 mi
- Drive from St. Louis to Caspercar 1,009.9 mi
16h 51m$185–267Fly to Gillette-Campbell County Airport, taxi
- Fly from Lambert–St. Louis International Airport (STL) to Gillette-Campbell County Airport (GCC)plane STL - GCC
- Take the taxi from Gillette-Campbell County Airport (GCC) to Caspertaxi
8h 27m$152–602
St. Louis to Casper by bus and foot
Comparing Your Travel Options
The cheapest way to get from St. Louis to Casper is to drive which costs $180 - $270 and takes 16h 51m.
The fastest way to get from St. Louis to Casper is to fly which takes 6h 9m and costs $110 - $600.
No, there is no direct bus from St. Louis station to Casper. However, there are services departing from St Louis Bus Station and arriving at Casper via Denver. The journey, including transfers, takes approximately 24h 14m.
The distance between St. Louis and Casper is 918 miles. The road distance is 1015.8 miles.
The best way to get from St. Louis to Casper without a car is to bus which takes 24h 14m and costs $240 - $340.
It takes approximately 6h 9m to get from St. Louis to Casper, including transfers.
St. Louis to Casper bus services, operated by Greyhound USA, depart from St Louis Bus Station.
The best way to get from St. Louis to Casper is to fly which takes 6h 9m and costs $110 - $600. Alternatively, you can bus, which costs $240 - $340 and takes 24h 14m.
St. Louis to Casper bus services, operated by Greyhound USA, arrive at Denver Union Station.
Casper is 1h behind St. Louis. It is currently 7:37 AM in St. Louis and 6:37 AM in Casper.
What companies run services between St. Louis, MO, USA and Casper, WY, USA?
United Airlines and Southwest Airlines fly from Lambert–St. Louis International Airport (STL) to Casper (CPR) 5 times a day. Alternatively, you can take a bus from St Louis Bus Station to Casper via Denver Union Station and Denver in around 24h 14m.
- Website
- united.com
Flights from Lambert–St. Louis International Airport to Casper via Denver
- Ave. Duration
- 4h 47m
- When
- Every day
- Estimated price
- $100–550
Flights from Lambert–St. Louis International Airport to Gillette-Campbell County Airport via Denver
- Ave. Duration
- 4h 53m
- When
- Every day
- Estimated price
- $110–550
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- Greyhound
Bus from St Louis Bus Station to Denver Union Station
- Ave. Duration
- 17h 15m
- Frequency
- Twice daily
- Estimated price
- $150–230
- Website
- Greyhound
- Phone
- +1-877-779-2999
- tony@expressarrow.com
- Website
- Express Arrow
Bus from Denver to Casper
- Ave. Duration
- 5h 55m
- Frequency
- 4 times a week
- Estimated price
- $90–110
- Website
- Express Arrow
- Ave. Duration
- 2h 21m
- Estimated price
- $40–50
Want to know more about travelling around United States
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Booking & Getting There
Yes, the driving distance between St. Louis to Casper is 1016 miles. It takes approximately 16h 51m to drive from St. Louis to Casper.
There are 27+ hotels available in Casper.




