There are 4 ways to get from Boulder to Casper 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 Casper (CPR)plane DEN - CPR
4h 2m$63–331Drive 268.1 mi
cheapest- Drive from Boulder to Caspercar 268.1 mi
4h 10m$49–71Bus via Cheyenne
- Take the bus from Downtown Boulder Station Gate 1 to Union Stationbus Ff1 / ...
- Take the bus from Denver Union Station to Cheyennebus
- Take the bus from Cheyenne, WY to Casper Amtrak Stationbus
7h 31m$88–143Bus
- Take the bus from Downtown Boulder Station Gate 1 to Union Stationbus Ff1 / ...
- Take the bus from Denver Union Station to Casper 144 East A Stbus Denver
7h 46m$93–113
Boulder to Casper by bus
Questions & Answers
The cheapest way to get from Boulder to Casper is to drive which costs $45 - $75 and takes 4h 10m.
The fastest way to get from Boulder to Casper is to bus and fly which takes 4h 2m and costs $60 - $340.
No, there is no direct bus from Boulder station to Casper station. However, there are services departing from Downtown Boulder Station Gate 1 and arriving at Casper Amtrak Station via Denver Union Station and Cheyenne, WY. The journey, including transfers, takes approximately 7h 31m.
The distance between Boulder and Casper is 288 miles. The road distance is 269.6 miles.
The best way to get from Boulder to Casper without a car is to bus via Cheyenne which takes 7h 31m and costs $85 - $150.
It takes approximately 4h 2m to get from Boulder to Casper, including transfers.
Boulder to Casper bus services, operated by Regional Transportation District, depart from Downtown Boulder Station Gate 1.
Boulder to Casper bus services, operated by Regional Transportation District, arrive at Union Station.
Yes, the driving distance between Boulder to Casper is 270 miles. It takes approximately 4h 10m to drive from Boulder to Casper.
There are 40+ hotels available in Casper.
What companies run services between Boulder, CO, USA and Casper, WY, USA?
You can take a bus from Downtown Boulder Station Gate 1 to Casper Amtrak Station via Denver Union Station and Cheyenne, WY in around 7h 31m.
- Website
- united.com
Flights from Denver to Casper
- Ave. Duration
- 1h 16m
- When
- Every day
- Estimated price
- $45–310
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Downtown Boulder Station Gate 1 to Union Station
- Ave. Duration
- 51 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from Denver Union Station to Cheyenne
- Ave. Duration
- 1h 50m
- Frequency
- Once daily
- Estimated price
- $20–50
- 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
Want to know more about travelling around United States
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