There are 4 ways to get from St. Louis to Casper by 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.
Fly
best- Fly from Lambert–St. Louis International Airport (STL) to Casper (CPR)plane STL - CPR
6h 33m$144–718Bus via Cheyenne
- Take the bus from St Louis Bus Station to Denver Union Stationbus
- Take the bus from Denver Union Station to Cheyennebus
- Take the bus from Cheyenne, WY to Casper Amtrak Stationbus
23h 55m$165–464Drive 1,009.9 mi
- Drive from St. Louis to Caspercar 1,009.9 mi
16h 53m$185–267Bus
- 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$168–434
St. Louis to Casper by bus
Questions & Answers
The cheapest way to get from St. Louis to Casper is to drive which costs $180 - $270 and takes 16h 53m.
The fastest way to get from St. Louis to Casper is to fly which takes 6h 33m and costs $140 - $750.
No, there is no direct bus from St. Louis station to Casper station. However, there are services departing from St Louis Bus Station and arriving at Casper Amtrak Station via Denver Union Station and Cheyenne, WY. The journey, including transfers, takes approximately 23h 55m.
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 via Cheyenne which takes 23h 55m and costs $160 - $470.
It takes approximately 6h 33m 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 33m and costs $140 - $750. Alternatively, you can bus via Cheyenne, which costs $160 - $470 and takes 23h 55m.
St. Louis to Casper bus services, operated by Greyhound USA, arrive at Denver Union Station.
Casper is 1h behind St. Louis. It is currently 3:23 PM in St. Louis and 2:23 PM 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 Amtrak Station via Denver Union Station and Cheyenne, WY in around 23h 55m.
- Website
- united.com
Flights from Lambert–St. Louis International Airport to Casper via Denver
- Ave. Duration
- 5h 4m
- When
- Every day
- Estimated price
- $130–700
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from St Louis Bus Station to Denver Union Station
- Ave. Duration
- 17h 15m
- Frequency
- Once daily
- Estimated price
- $75–330
- Website
- https://www.greyhound.com/
Bus from Denver Union Station to Cheyenne
- Ave. Duration
- 1h 50m
- Frequency
- Once daily
- Estimated price
- $22–35
- Website
- https://www.greyhound.com/
- Phone
- +1-877-779-2999
- tony@expressarrow.com
- Website
- expressarrow.com
Bus from Denver Union Station to Cheyenne
- Ave. Duration
- 2h 15m
- Frequency
- 4 times a week
- Estimated price
- $45–60
- Website
- https://expressarrow.com
Bus from Cheyenne, WY to Casper Amtrak Station
- Ave. Duration
- 2h 50m
- Frequency
- Once a week
- Estimated price
- $65–80
- Website
- https://expressarrow.com
Bus from Denver Union Station to Casper 144 East A St
- Ave. Duration
- 5h 55m
- Frequency
- 4 times a week
- Estimated price
- $90–110
- Website
- https://expressarrow.com
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More Questions & Answers
Yes, the driving distance between St. Louis to Casper is 1016 miles. It takes approximately 16h 53m to drive from St. Louis to Casper.
There are 34+ hotels available in Casper.




