There are 4 ways to get from Casper to Keystone by plane, taxi, bus, 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, taxi
best- Fly from Casper (CPR) to Rapid City (RAP)plane CPR - RAP
- Take the taxi from Rapid-City-Airport-RAP to Keystonetaxi
4h 34m$143–450Drive 234.8 mi
cheapest- Drive from Casper to Keystonecar 234.8 mi
4h 23m$43–62Bus
- Take the bus from Casper 144 East A St to Buffalo, WYbus
- Take the bus from Buffalo to Gillettebus
- Take the bus from Gillette to Rapid Citybus
8h 5m$167–226Bus via Buffalo
- Take the bus from Casper 144 East A St to Buffalo, WYbus
- Take the bus from Buffalo to Gillettebus
- Take the bus from Gillette to Rapid Citybus
8h 7m$167–226
Casper (CPR) to Rapid City (RAP) flights
Questions & Answers
The cheapest way to get from Casper to Keystone is to drive which costs $40 - $65 and takes 4h 23m.
The fastest way to get from Casper to Keystone is to drive which takes 4h 23m and costs $40 - $65.
No, there is no direct bus from Casper to Keystone. However, there are services departing from Casper 144 East A St and arriving at Rapid City via Buffalo and Gillette. The journey, including transfers, takes approximately 8h 5m.
The distance between Casper and Keystone is 230 miles. The road distance is 236.2 miles.
The best way to get from Casper to Keystone without a car is to bus which takes 8h 5m and costs $160 - $230.
It takes approximately 4h 34m to get from Casper to Keystone, including transfers.
Casper to Keystone bus services, operated by Express Arrow, depart from Casper 144 East A St station.
Casper to Keystone bus services, operated by Express Arrow, arrive at Buffalo, WY station.
Yes, the driving distance between Casper to Keystone is 236 miles. It takes approximately 4h 23m to drive from Casper to Keystone.
There are 283+ hotels available in Keystone.
What companies run services between Casper, WY, USA and Keystone, SD, USA?
You can take a bus from Casper 144 East A St to Keystone via Buffalo, WY, Buffalo, Gillette, and Rapid City in around 8h 5m.
- Website
- united.com
Flights from Casper to Rapid City via Denver
- Ave. Duration
- 4h 22m
- When
- Every day
- Estimated price
- $60–350
- Phone
- +1-877-779-2999
- [email protected]
- Website
- expressarrow.com
Bus from Casper 144 East A St to Buffalo, WY
- Ave. Duration
- 2h
- Frequency
- 4 times a week
- Estimated price
- $50–65
- Website
- https://expressarrow.com
Bus from Casper 144 East A St to Buffalo, WY
- Ave. Duration
- 2h
- Frequency
- 4 times a week
- Estimated price
- $50–65
- Website
- https://expressarrow.com
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Buffalo to Gillette
- Ave. Duration
- 1h 10m
- Frequency
- Once daily
- Estimated price
- $26–40
- Book at
- https://www.jeffersonlines.com
- Adult
- $26–40
Bus from Gillette to Rapid City
- Ave. Duration
- 2h 15m
- Frequency
- Once daily
- Estimated price
- $40–60
- Book at
- https://www.jeffersonlines.com
- Adult
- $40–60
Bus from Buffalo to Gillette
- Ave. Duration
- 1h 10m
- Frequency
- 5 times a week
- Estimated price
- $26–40
- Book at
- https://www.jeffersonlines.com
- Adult
- $26–40
Bus from Gillette to Rapid City
- Ave. Duration
- 2h 15m
- Frequency
- Once daily
- Estimated price
- $40–60
- Book at
- https://www.jeffersonlines.com
- Adult
- $40–60
- Ave. Duration
- 36 min
- Estimated price
- $70–85
City Cab
- Phone
- +1 605-863-1111
- Website
- rapidcitytaxicab.com
Rapid Taxi
- Phone
- +1 605-348-8080
- Website
- rapidtaxirc.com
Tim's Taxi Service
- Phone
- +1 605-389-7023
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