There are 5 ways to get from Castle Rock to Boise by bus, plane, bus (Greyhound), train, 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 to Denver, fly
best- Take the bus from Arapahoe at Village Center Station Gate A to Denver Airport Station Gate 7bus
- Fly from Denver (DEN) to Boise Airport (BOI)plane DEN - BOI
4h 59m$206–1,003Drive 826.7 mi
cheapest- Drive from Castle Rock to Boisecar 826.7 mi
13h 14m$151–218Bus
- Take the bus from Denver Union Station to Salt Lake City Intermodal Trans Ctrbus Greyhound US0560S / ...
- Take the bus from 6271 S Dixie Dr - Salt Lake City to 3988 W Chinden - Boisebus Las Vegas
24h 40m$202–330Train, bus
- Take the train from Denver to Salt Lake Citytrain
- Take the bus from Salt Lake City Airport to Pocatellobus
- Take the bus from Pocatello Transit to Boise, ID - Airportbus
26h 27m$240–498Bus to Colorado Springs Airport, fly
- Take the bus from Sky Ridge Station to Colorado Springs Downtown Stationbus
- Fly from Colorado Springs Airport (COS) to Boise Airport (BOI)plane COS - BOI
7h 52m$363–1,865
Denver (DEN) to Boise Airport (BOI) flights
Questions & Answers
The cheapest way to get from Castle Rock to Boise is to drive which costs $150 - $220 and takes 13h 14m.
The fastest way to get from Castle Rock to Boise is to bus and fly which takes 4h 59m and costs $200 - $1,000.
The distance between Castle Rock and Boise is 704 miles. The road distance is 831.5 miles.
The best way to get from Castle Rock to Boise without a car is to bus which takes 24h 40m and costs $200 - $330.
It takes approximately 4h 59m to get from Castle Rock to Boise, including transfers.
Yes, the driving distance between Castle Rock to Boise is 831 miles. It takes approximately 13h 14m to drive from Castle Rock to Boise.
There are 326+ hotels available in Boise.
What companies run services between Castle Rock, CO, USA and Boise, ID, USA?
You can take a vehicle from Castle Rock to Main Street Station - Upper Deck via Sky Ridge Station, Denver Union Station, Salt Lake City Intermodal Trans Ctr, Salt Lake Central Station, West Valley Central Station, Dixie Dr @ 6348 S, 6271 S Dixie Dr - Salt Lake City, 3988 W Chinden - Boise, and W Chinden Blvd & W 39th St SWC in around 24h 40m.
- Website
- southwest.com
Flights from Denver to Boise Airport
- Ave. Duration
- 2h 3m
- When
- Every day
- Estimated price
- $160–950
Flights from Colorado Springs Airport to Boise Airport via Denver
- Ave. Duration
- 4h 34m
- When
- Every day
- Estimated price
- $320–1,800
Flights from Colorado Springs Airport to Boise Airport via Las Vegas
- Ave. Duration
- 4h 54m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $420–2,100
Flights from Colorado Springs Airport to Boise Airport via Phoenix
- Ave. Duration
- 6h
- When
- Monday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $470–2,300
Flights from Colorado Springs Airport to Boise Airport via San Diego
- Ave. Duration
- 7h 50m
- When
- Monday, Thursday, and Friday
- Estimated price
- $500–2,500
- Website
- united.com
Flights from Denver to Boise Airport
- Ave. Duration
- 2h 12m
- When
- Every day
- Estimated price
- $160–950
Flights from Colorado Springs Airport to Boise Airport via Denver
- Ave. Duration
- 4h 13m
- When
- Every day
- Estimated price
- $320–1,800
- Website
- delta.com
Flights from Colorado Springs Airport to Boise Airport via Salt Lake City
- Ave. Duration
- 5h 1m
- When
- Every day
- Estimated price
- $310–1,800
- Website
- flyfrontier.com
Flights from Denver to Boise Airport
- Ave. Duration
- 2h 10m
- When
- Thursday, Friday, and Sunday
- Estimated price
- $160–950
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Denver to Salt Lake City
- Ave. Duration
- 14h 29m
- Frequency
- Once daily
- Estimated price
- $120–290
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from Arapahoe at Village Center Station Gate A to Denver Airport Station Gate 7
- Ave. Duration
- 42 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 Salt Lake City Intermodal Trans Ctr
- Ave. Duration
- 10h 10m
- Frequency
- Once daily
- Estimated price
- $85–170
- Website
- https://www.greyhound.com/
- Phone
- +1 833 766 3553
- Website
- tufesainternacional.com
Bus from 6271 S Dixie Dr - Salt Lake City to 3988 W Chinden - Boise
- Ave. Duration
- 8h 50m
- Frequency
- Twice a week
- Estimated price
- $70–100
- Schedules at
- tufesainternacional.com
- Phone
- +1 208-656-8824
- info@saltlakeexpress.com
- Website
- saltlakeexpress.com
Bus from Salt Lake City Airport to Pocatello
- Ave. Duration
- 2h 53m
- Frequency
- 5 times a day
- Estimated price
- $30–70
- Schedules at
- saltlakeexpress.com
Bus from Pocatello Transit to Boise, ID - Airport
- Ave. Duration
- 3h 25m
- Frequency
- Twice daily
- Estimated price
- $45–85
- Schedules at
- saltlakeexpress.com
- Phone
- +1 800-900-3011
- Website
- ridebustang.com
Bus from Sky Ridge Station to Colorado Springs Downtown Station
- Ave. Duration
- 1h 15m
- Frequency
- Every 3 hours
- Estimated price
- $8–12
- Website
- https://ridebustang.com
Want to know more about travelling around United States
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
Related travel guides
Travelling to the US: What do I need to know?
Read the travel guide
Need to know: Greyhound
Read the travel guide
Why you should take the train in the US
Read the travel guide


















