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 30m$124–568Bus
- Take the bus from St Louis Bus Station to Denver Union Stationbus Greyhound US1200 / ...
- Take the bus from Denver Union Station to Casper 144 East A Stbus Denver
24h 10m$224–321Drive 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 18m$152–652
St. Louis to Casper by bus
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 30m and costs $120 - $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 144 East A St via Denver Union Station. The journey, including transfers, takes approximately 24h 10m.
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 10m and costs $220 - $330.
It takes approximately 6h 30m 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 30m and costs $120 - $600. Alternatively, you can bus, which costs $220 - $330 and takes 24h 10m.
St. Louis to Casper bus services, operated by Greyhound USA, arrive at Denver Union Station.
Casper is 1h behind St. Louis. It is currently 1:49 AM in St. Louis and 12:49 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) every 4 hours. Alternatively, you can take a bus from St Louis Bus Station to Casper 144 East A St via Denver Union Station in around 24h 10m.
- Website
- united.com
Flights from Lambert–St. Louis International Airport to Casper via Denver
- Ave. Duration
- 5h 5m
- When
- Every day
- Estimated price
- $110–550
Flights from Lambert–St. Louis International Airport to Gillette-Campbell County Airport via Denver
- Ave. Duration
- 4h 54m
- When
- Every day
- Estimated price
- $110–600
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
- $130–220
- Website
- Greyhound
- Ave. Duration
- 2h 21m
- Estimated price
- $40–50
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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 41+ hotels available in Casper.


