There are 8 ways to get from Chicago to Boulder by plane, bus, train, 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.
Fly Chicago Midway International Airport to Denver, bus
best- Fly from Chicago Midway International Airport (MDW) to Denver (DEN)MDW - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
5h 43m$116–608Bus
cheapest- Take the bus from Chicago Bus Station to Denver Union StationGreyhound US0123
- Take the bus from Union Station Gate B17 to Broadway & Euclid AveFf1 / ...
22h 18m$82–229Train, bus
- Take the train from Chicago Union Station to DenverCalifornia Zephyr
- Take the bus from Union Station Gate B17 to Broadway & Regent DrFf1 / ...
19h 53m$159–352Drive 1,005.5 mi
- Drive from Chicago to Boulder1,005.5 mi
16h 5m$184–266Fly Chicago O'Hare International Airport to Denver, bus
- Fly from Chicago O'Hare International Airport (ORD) to Denver (DEN)ORD - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
6h 10m$276–708Train to General Mitchell International Airport, fly to Denver, bus
- Take the train from Chicago Union Station to Milwaukee
- Fly from General Mitchell International Airport (MKE) to Denver (DEN)MKE - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
7h 10m$207–1,021Fly Chicago O'Hare International Airport to Colorado Springs Airport, bus
- Fly from Chicago O'Hare International Airport (ORD) to Colorado Springs Airport (COS)ORD - COS
- Take the bus from Colorado Springs Airport to Denver International Airport
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
9h 22m$116–438Bus via Burlington
- Take the bus from Chicago, IL to Burlington, IA
- Take the bus from Burlington to Denver
- Take the bus from Union Station Gate B17 to Downtown Boulder StationFf1 / ...
24h 39m$189–380
Chicago to Boulder by train and bus
Questions & Answers
The cheapest way to get from Chicago to Boulder is to bus which costs $80 - $230 and takes 22h 18m.
The fastest way to get from Chicago to Boulder is to fly and bus which takes 5h 43m and costs $110 - $650.
No, there is no direct bus from Chicago station to Boulder. However, there are services departing from Chicago Bus Station and arriving at Broadway & Euclid Ave via Union Station Gate B17. The journey, including transfers, takes approximately 22h 18m.
The distance between Chicago and Boulder is 955 miles. The road distance is 1011.4 miles.
The best way to get from Chicago to Boulder without a car is to train and bus which takes 19h 53m and costs $150 - $360.
It takes approximately 5h 43m to get from Chicago to Boulder, including transfers.
Chicago to Boulder bus services, operated by Greyhound USA, depart from Chicago Bus Station.
Chicago to Boulder bus services, operated by Greyhound USA, arrive at Denver Union Station.
Boulder is 1h behind Chicago. It is currently 11:53 AM in Chicago and 10:53 AM in Boulder.
Yes, the driving distance between Chicago to Boulder is 1011 miles. It takes approximately 16h 5m to drive from Chicago to Boulder.
What companies run services between Chicago, IL, USA and Boulder, CO, USA?
You can take a bus from Chicago Bus Station to Broadway & Euclid Ave via Denver Union Station and Union Station Gate B17 in around 22h 18m.
Transport is disrupted due to the Russia-Ukraine war. Read more
- Website
- southwest.com
Flights from Chicago Midway International Airport to Denver
- Ave. Duration
- 2h 39m
- When
- Every day
- Estimated price
- $120–650
Flights from Chicago Midway International Airport to Denver via Omaha
- Ave. Duration
- 4h 15m
- When
- Thursday and Friday
- Estimated price
- $120–650
Flights from Chicago Midway International Airport to Denver via St. Louis
- Ave. Duration
- 4h 40m
- When
- Monday to Friday
- Estimated price
- $130–650
Flights from Chicago Midway International Airport to Denver via Kansas City
- Ave. Duration
- 4h 50m
- When
- Monday to Saturday
- Estimated price
- $120–650
Flights from Chicago O'Hare International Airport to Denver
- Ave. Duration
- 2h 45m
- When
- Monday, Tuesday, Friday, Saturday, and Sunday
- Estimated price
- $100–550
Flights from General Mitchell International Airport to Denver
- Ave. Duration
- 2h 37m
- When
- Every day
- Estimated price
- $180–900
Flights from General Mitchell International Airport to Denver via Kansas City
- Ave. Duration
- 4h 25m
- When
- Monday to Friday
- Estimated price
- $190–950
Flights from General Mitchell International Airport to Denver via Chicago Midway International Airport
- Ave. Duration
- 4h 35m
- When
- Thursday and Friday
- Estimated price
- $190–950
- Website
- united.com
Flights from Chicago O'Hare International Airport to Denver
- Ave. Duration
- 2h 49m
- When
- Every day
- Estimated price
- $100–550
Flights from Chicago O'Hare International Airport to Denver via Cedar Rapids
- Ave. Duration
- 4h 33m
- When
- Every day
- Estimated price
- $100–550
Flights from General Mitchell International Airport to Denver
- Ave. Duration
- 2h 50m
- When
- Every day
- Estimated price
- $180–900
Flights from General Mitchell International Airport to Denver via Chicago O'Hare International Airport
- Ave. Duration
- 5h 1m
- When
- Every day
- Estimated price
- $190–950
Flights from Chicago O'Hare International Airport to Colorado Springs Airport
- Ave. Duration
- 3h 4m
- When
- Every day
- Estimated price
- $70–370
Flights from Chicago O'Hare International Airport to Colorado Springs Airport via Denver
- Ave. Duration
- 4h 48m
- When
- Every day
- Estimated price
- $75–370
- Website
- aa.com
Flights from Chicago O'Hare International Airport to Denver
- Ave. Duration
- 2h 55m
- When
- Every day
- Estimated price
- $100–550
Flights from Chicago O'Hare International Airport to Colorado Springs Airport
- Ave. Duration
- 3h 7m
- When
- Every day
- Estimated price
- $70–370
Flights from Chicago O'Hare International Airport to Colorado Springs Airport via Dallas/Ft.Worth
- Ave. Duration
- 6h 26m
- When
- Every day
- Estimated price
- $95–450
- Website
- delta.com
Flights from General Mitchell International Airport to Denver via Minneapolis
- Ave. Duration
- 5h 8m
- When
- Every day
- Estimated price
- $190–950
Flights from General Mitchell International Airport to Denver via Detroit
- Ave. Duration
- 5h 15m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $240–1,100
Flights from Chicago O'Hare International Airport to Colorado Springs Airport via Minneapolis
- Ave. Duration
- 5h 2m
- When
- Every day
- Estimated price
- $80–390
Flights from Chicago O'Hare International Airport to Colorado Springs Airport via Atlanta
- Ave. Duration
- 6h 51m
- When
- Every day
- Estimated price
- $110–550
- Website
- volaris.com
Flights from Chicago Midway International Airport to Denver
- Ave. Duration
- 2h 44m
- When
- Monday, Friday, and Sunday
- Estimated price
- $110–650
Flights from Chicago O'Hare International Airport to Denver
- Ave. Duration
- 2h 57m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $90–550
- Website
- flyfrontier.com
Flights from Chicago Midway International Airport to Denver
- Ave. Duration
- 2h 44m
- When
- Monday, Friday, and Sunday
- Estimated price
- $120–650
Flights from Chicago O'Hare International Airport to Denver
- Ave. Duration
- 2h 56m
- When
- Monday, Thursday, Friday, and Sunday
- Estimated price
- $100–550
Flights from General Mitchell International Airport to Denver
- Ave. Duration
- 2h 54m
- When
- Friday and Sunday
- Estimated price
- $180–900
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Chicago Union Station to Denver
- Ave. Duration
- 18h 56m
- Frequency
- Once daily
- Estimated price
- $150–350
- Website
- https://www.amtrak.com/home.html
Train from Chicago Union Station to Milwaukee
- Ave. Duration
- 1h 29m
- Frequency
- Every 4 hours
- Estimated price
- $22–40
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 7m
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Broadway & Regent Dr
- Ave. Duration
- 45 min
- Frequency
- Every 30 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Broadway & Euclid Ave
- Ave. Duration
- 47 min
- Frequency
- Every 30 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Downtown Boulder Station
- Ave. Duration
- 56 min
- Frequency
- Every 30 minutes
- 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 Chicago Bus Station to Denver Union Station
- Ave. Duration
- 21h 19m
- Frequency
- Once daily
- Estimated price
- $75–230
- Website
- https://www.greyhound.com/
- Phone
- +1 719-687-3456
- Website
- groometransportation.com
Bus from Colorado Springs Airport to Denver International Airport
- Ave. Duration
- 2h 25m
- Frequency
- Hourly
- Estimated price
- $40–60
- Website
- https://groometransportation.com/colorado-springs/
- Phone
- +1 (319) 753-2864
- info@burlingtontrailways.com
- Website
- burlingtontrailways.com
Bus from Chicago, IL to Burlington, IA
- Ave. Duration
- 5h 5m
- Frequency
- Once daily
- Estimated price
- $50–110
- Website
- https://burlingtontrailways.com
- Saver Fares
- $50–75
- Flexible Fares
- $70–110
- Saver Fare
- $76
- Flex Fare
- $104
Bus from Burlington to Denver
- Ave. Duration
- 17h 5m
- Frequency
- Once daily
- Estimated price
- $130–270
- Website
- https://burlingtontrailways.com
- Saver Fares
- $130–190
- Flexible Fares
- $180–270
- Saver Fare
- $185
- Flex Fare
- $254
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
Why you should take the train in the US
Read the travel guide
Need to know: Greyhound
Read the travel guide
More Questions & Answers
There are 168+ hotels available in Boulder.













