There are 4 ways to get from Boulder to Spearfish by bus, plane, taxi, 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 to Rapid City, taxi
best- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6bus
- Fly from Denver (DEN) to Rapid City (RAP)plane DEN - RAP
- Take the taxi from Rapid-City-Airport-RAP to Spearfishtaxi
4h 39m$181–466Drive 376.8 mi
cheapest- Drive from Boulder to Spearfishcar 376.8 mi
7h 6m$69–100Bus
- Take the bus from Broadway & 20th St to Union Stationbus Ff2 / ...
- Take the bus from Denver Union Station to Cheyennebus
- Take the bus from Cheyenne, WY to Billings, MTbus
- Take the bus from Billings to Spearfishbus
21h 30m$275–368Bus, fly to Gillette-Campbell County Airport
- Take the bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6bus
- Fly from Denver (DEN) to Gillette-Campbell County Airport (GCC)plane DEN - GCC
- Take the bus from Gillette to Spearfishbus
6h 32m$103–379
Denver (DEN) to Rapid City (RAP) flights
Questions & Answers
The cheapest way to get from Boulder to Spearfish is to drive which costs $65 - $100 and takes 7h 6m.
The fastest way to get from Boulder to Spearfish is to bus and fly and taxi which takes 4h 39m and costs $180 - $470.
No, there is no direct bus from Boulder to Spearfish. However, there are services departing from Broadway & 20th St and arriving at Spearfish via Denver Union Station, Cheyenne, WY and Billings. The journey, including transfers, takes approximately 21h 30m.
The distance between Boulder and Spearfish is 406 miles. The road distance is 379 miles.
The best way to get from Boulder to Spearfish without a car is to bus which takes 21h 30m and costs $270 - $370.
It takes approximately 4h 39m to get from Boulder to Spearfish, including transfers.
Boulder to Spearfish bus services, operated by Regional Transportation District, depart from Broadway & 20th St station.
Boulder to Spearfish bus services, operated by Regional Transportation District, arrive at Union Station.
Yes, the driving distance between Boulder to Spearfish is 379 miles. It takes approximately 7h 6m to drive from Boulder to Spearfish.
There are 241+ hotels available in Spearfish.
What companies run services between Boulder, CO, USA and Spearfish, SD, USA?
You can take a bus from Broadway & 20th St to Spearfish via Denver Union Station, Cheyenne, WY, Billings, and Spearfish in around 21h 30m.
- Website
- united.com
Flights from Denver to Rapid City
- Ave. Duration
- 1h 21m
- When
- Every day
- Estimated price
- $45–300
Flights from Denver to Gillette-Campbell County Airport
- Ave. Duration
- 1h 23m
- When
- Every day
- Estimated price
- $45–300
- Phone
- +1 303-299-6000
- Website
- RTD
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
Bus from Broadway & 20th St to Union Station
- Ave. Duration
- 45 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
Bus from US 36 & Flatiron Station Gate A to Denver Airport Station Gate 6
- Ave. Duration
- 40 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Denver Union Station to Cheyenne
- Ave. Duration
- 1h 50m
- Frequency
- Once daily
- Estimated price
- $13–26
- Website
- Greyhound
- Phone
- +1-877-779-2999
- [email protected]
- Website
- Express Arrow
Bus from Denver Union Station to Cheyenne
- Ave. Duration
- 2h 15m
- Frequency
- 4 times a week
- Estimated price
- $45–60
- Website
- Express Arrow
Bus from Cheyenne, WY to Billings, MT
- Ave. Duration
- 10h 5m
- Frequency
- Once a week
- Estimated price
- $140–180
- Website
- Express Arrow
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Billings to Spearfish
- Ave. Duration
- 5h 45m
- Frequency
- Once daily
- Estimated price
- $75–110
- Book at
- Jefferson Lines
- Adult
- $75–110
Bus from Gillette to Spearfish
- Ave. Duration
- 1h 30m
- Frequency
- Once daily
- Estimated price
- $30–45
- Book at
- Jefferson Lines
- Adult
- $30–45
- Ave. Duration
- 1h
- Estimated price
- $130–160
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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