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There are 4 ways to get from Boulder to Keystone by 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.

Recommended option

Bus via Denver Airport (DEN)  •  4h 40m

  1. Take the bus from Broadway & Euclid Ave to Denver Airport Station Gate 6 Ab1
  2. Take the bus from Denver International Airport to Keystone Epic Mountain Express

$70 - $90

Cheapest option

Bus #2  •  4h 54m

  1. Take the bus from Downtown Boulder Station Gate 1 to Union Station Ff1 / ...
  2. Take the bus from Denver Union Station to Arapahoe Basin Arapahoe Basin to Denver / ...

$13 - $21

2 alternative options

Bus  •  4h 50m

  1. Take the bus from Downtown Boulder Station Gate 1 to Union Station Ff1 / ...
  2. Take the bus from Denver Union Station to Frisco Transfer Center CDOT West Line

$14 - $24

Drive  •  1h 41m

  1. Drive from Boulder to Keystone 86.6 miles

$8 - $13

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Questions & Answers

The cheapest way to get from Boulder to Keystone is to drive which costs $8 - $13 and takes 1h 41m.

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The quickest way to get from Boulder to Keystone is to drive which costs $8 - $13 and takes 1h 41m.

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No, there is no direct bus from Boulder to Keystone. However, there are services departing from Broadway & Euclid Ave and arriving at Keystone via Denver International Airport. The journey, including transfers, takes approximately 4h 40m.

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The distance between Boulder and Keystone is 47 miles. The road distance is 86.6 miles.

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The best way to get from Boulder to Keystone without a car is to bus via Denver Airport (DEN) which takes 4h 40m and costs $70 - $95.

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It takes approximately 4h 40m to get from Boulder to Keystone, including transfers.

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Boulder to Keystone bus services, operated by Regional Transportation District, depart from Broadway & Euclid Ave station.

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Boulder to Keystone bus services, operated by Epic Mountain Express, arrive at Keystone station.

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Yes, the driving distance between Boulder to Keystone is 87 miles. It takes approximately 1h 41m to drive from Boulder to Keystone.

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There are 2620+ hotels available in Keystone. Prices start at $100 USD per night.

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Map of how to get from Boulder to Keystone.
Launch map view
  • Distance: 46.9 miles
  • Duration: 4h 40m

What companies run services between Boulder, CO, USA and Keystone, Summit County, CO, USA?

You can take a bus from Boulder to Keystone via Denver Airport Station Gate 6 and Denver International Airport in around 4h 40m.

Bus operators
Regional Transportation District
Phone
+1 303-299-6000
Website
rtd-denver.com
Bus from Broadway & Euclid Ave to Denver Airport Station Gate 6
Ave. Duration
1h 10m
Frequency
Hourly
Estimated price
$11
Website
rtd-denver.com
Bus from Downtown Boulder Station Gate 1 to Union Station
Ave. Duration
53 min
Frequency
Every 20 minutes
Estimated price
$3 - $6
Website
rtd-denver.com
Epic Mountain Express
Phone
+1 970-754-7433
Website
epicmountainexpress.com
Bus from Denver International Airport to Keystone
Ave. Duration
2h 30m
Frequency
Every 3 hours
Estimated price
$60 - $80
More information at
Epic Mountain Express
Bustang
Phone
800-900-3011
Website
ridebustang.com
Bus from Denver Union Station to Frisco Transfer Center
Ave. Duration
1h 45m
Frequency
3 times a day
Estimated price
$11 - $15
Website
ridebustang.com
Bus from Denver Union Station to Arapahoe Basin
Ave. Duration
2h 5m
Frequency
Twice daily
Estimated price
$10 - $14
Website
ridebustang.com

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