There are 3 ways to get from Aspen to Castle Rock by plane, 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, bus
best- Fly from Aspen–Pitkin County Airport (ASE) to Denver (DEN)plane ASE - DEN
- Take the bus from Denver Airport Station Gate 9 to Arapahoe at Village Center Station Gate Abus
4h 12m$93–418Drive 176.9 mi
cheapest- Drive from Aspen to Castle Rockcar 176.9 mi
4h 5m$33–47Bus
- Take the bus from Paepcke Park to West Glenwood Park & Ridebus Brt / ...
- Take the bus from West Glenwood Park & Ride to Union Stationbus West
7h 20m$72–93
Aspen–Pitkin County Airport (ASE) to Denver (DEN) flights
Questions & Answers
The cheapest way to get from Aspen to Castle Rock is to drive which costs $30 - $50 and takes 4h 5m.
The fastest way to get from Aspen to Castle Rock is to drive which takes 4h 5m and costs $30 - $50.
The distance between Aspen and Castle Rock is 174 miles. The road distance is 178 miles.
The best way to get from Aspen to Castle Rock without a car is to bus which takes 7h 20m and costs $70 - $95.
It takes approximately 4h 12m to get from Aspen to Castle Rock, including transfers.
Yes, the driving distance between Aspen to Castle Rock is 178 miles. It takes approximately 4h 5m to drive from Aspen to Castle Rock.
There are 82+ hotels available in Castle Rock.
What companies run services between Aspen, CO, USA and Castle Rock, CO, USA?
You can take a bus from Paepcke Park to Castle Rock via West Glenwood Park & Ride, Union Station, Union Station Light Rail Plaza, and Ridgegate Parkway Station in around 7h 20m.
- Website
- united.com
Flights from Aspen–Pitkin County Airport to Denver
- Ave. Duration
- 1h 18m
- When
- Every day
- Estimated price
- $45–360
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from Denver Airport Station Gate 9 to Arapahoe at Village Center Station Gate A
- Ave. Duration
- 37 min
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
- Phone
- +1 970-925-8484
- Website
- rfta.com
Bus from Paepcke Park to West Glenwood Park & Ride
- Ave. Duration
- 1h 11m
- Frequency
- Every 20 minutes
- Estimated price
- $4–6
- Schedules at
- rfta.com
- Phone
- +1 800-900-3011
- Website
- ridebustang.com
Bus from West Glenwood Park & Ride to Union Station
- Ave. Duration
- 4h
- Frequency
- Hourly
- Estimated price
- $24–35
- 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






