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How to Travel from

Chicago to Boulder

by Plane, Train, Route or Car

Chicago
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Boulder
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Chicago
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Boulder
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Schedule

Chicago, United States of America → Boulder, United States of America

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05 Apr 2026
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Eight ways to Travel from Chicago to Boulder

Composite routes from Chicago to Boulder

Cheapest
Other

Transport providers

Airlines

American Airlines

Website:
aa.com/
Plane from Chicago O'Hare International Airport to Denver
Ave. Duration:
2h 46m
Frequency:
Every day
Estimated price:
$141.30–$369.57
Plane from General Mitchell International Airport to Denver
Ave. Duration:
4h 59m
Frequency:
Every day
Estimated price:
$119.57–$532.61
Plane from Chicago O'Hare International Airport to Colorado
Ave. Duration:
2h 49m
Frequency:
Every day
Estimated price:
$119.57–$543.48

Delta

Website:
delta.com/
Plane from Midway International Airport to Denver
Ave. Duration:
4h 32m
Frequency:
Every day
Estimated price:
$130.43–$315.22
Plane from General Mitchell International Airport to Denver
Ave. Duration:
4h 40m
Frequency:
Every day
Estimated price:
$130.43–$304.35
Plane from Chicago O'Hare International Airport to Colorado
Ave. Duration:
5h 29m
Frequency:
Every day
Estimated price:
$141.30–$315.22

United Airlines

Website:
united.com/
Plane from Chicago O'Hare International Airport to Denver
Ave. Duration:
2h 52m
Frequency:
Every day
Estimated price:
$130.43–$369.57
Plane from General Mitchell International Airport to Denver
Ave. Duration:
2h 57m
Frequency:
Every day
Estimated price:
$152.17–$532.61
Plane from Chicago O'Hare International Airport to Colorado
Ave. Duration:
3h 7m
Frequency:
Every day
Estimated price:
$163.04–$543.48

Frontier Airlines

Website:
flyfrontier.com/
Plane from Midway International Airport to Denver
Ave. Duration:
2h 52m
Frequency:
Every day
Estimated price:
$31.52–$152.17
Plane from Chicago O'Hare International Airport to Denver
Ave. Duration:
3h 3m
Frequency:
Every day
Estimated price:
$97.83–$391.30
Plane from General Mitchell International Airport to Denver
Ave. Duration:
2h 52m
Frequency:
Thursday and Sunday
Estimated price:
$39.13–$228.26

Southwest Airlines

Website:
southwest.com/
Plane from Midway International Airport to Denver
Ave. Duration:
2h 41m
Frequency:
Every day
Estimated price:
$130.43–$402.17
Plane from Chicago O'Hare International Airport to Denver
Ave. Duration:
2h 45m
Frequency:
Every day
Estimated price:
$119.57–$358.70
Plane from General Mitchell International Airport to Denver
Ave. Duration:
2h 40m
Frequency:
Every day
Estimated price:
$130.43–$391.30
Plane from Midway International Airport to Colorado
Ave. Duration:
2h 36m
Frequency:
Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
Estimated price:
$141.30–$434.78
Plane from Chicago O'Hare International Airport to Colorado
Ave. Duration:
5h 20m
Frequency:
Monday to Friday
Estimated price:
$130.43–$402.17

Key Lime

Website:
keylimeair.com/
Plane from Chicago O'Hare International Airport to Denver
Ave. Duration:
4h
Frequency:
Monday, Tuesday, Thursday, Friday, Saturday, and Sunday
Estimated price:
$184.78–$391.30

Train operators

Amtrak

Phone:
+1 800-872-7245
Website:
amtrak.com/home.html
Train from Chicago Union Station to Denver
Ave. Duration:
18h 56m
Frequency:
Once daily
Estimated price:
$86.96–$304.35
Train from Chicago Union Station to Milwaukee
Ave. Duration:
1h 29m
Frequency:
Every 4 hours
Estimated price:
$10.87–$76.09

Bus operators

Groome Transportation

Phone:
+1 (334) 821-3399
Website:
groometransportation.com
Bus from Colorado Springs Airport to Denver
Ave. Duration:
2h 25m
Frequency:
Hourly
Estimated price:
$29.35–$50.00

Burlington Trailways

Phone:
+1 (319) 735-2864
Website:
burlingtontrailways.com
Bus from Chicago, IL to Burlington,
Ave. Duration:
5h 5m
Frequency:
Once daily
Estimated price:
$52.17–$103.26
Bus from Burlington to Denver
Ave. Duration:
17h 5m
Frequency:
Once daily
Estimated price:
$130.43–$271.74

Regional Transportation District

Phone:
+1 303-299-6000
Website:
rtd-denver.com/
Bus from Denver Airport Station Gate 8 to Downtown
Ave. Duration:
1h 8m
Frequency:
Hourly
Estimated price:
$2.71

Questions and Answers

What is the cheapest way to get from Chicago to Boulder?

The cheapest way to get from Chicago to Boulder is to fly and bus which costs $35.87 - $304.35 and takes 5h 42m.

What is the fastest way to get from Chicago to Boulder?

The fastest way to get from Chicago to Boulder is to fly and bus which takes 5h 42m and costs $35.87 - $304.35 .

Is there a direct bus between Chicago and Boulder?

No, there is no direct bus from Chicago to Boulder. However, there are services departing from Chicago, IL and arriving at Broadway & Euclid Ave via Burlington, 18th St & Stout St and Union Station Gate B18. The journey, including transfers, takes approximately 24h 46m.

How far is it from Chicago to Boulder?

The distance between Chicago and Boulder is 1526 km. The road distance is 1636.5 km.

How do I travel from Chicago to Boulder without a car?

The best way to get from Chicago to Boulder without a car is to train which takes 19h 53m and costs $92.39 - $304.35 .

How long does it take to get from Chicago to Boulder?

It takes approximately 5h 42m to get from Chicago to Boulder, including transfers.

Where do I catch the Chicago to Boulder bus from?

Chicago to Boulder bus services, operated by Burlington Trailways, depart from Chicago, IL station.

Train or bus from Chicago to Boulder?

The best way to get from Chicago to Boulder is to train which takes 19h 53m and costs $92.39 - $304.35 . Alternatively, you can bus, which costs $184.78 - $380.43 and takes 24h 46m.

Where does the Chicago to Boulder bus arrive?

Chicago to Boulder bus services, operated by Burlington Trailways, arrive at Burlington, IA station.

What is the time difference between Chicago and Boulder?

Boulder is 1h behind Chicago. It is currently 06:03 in Chicago and 05:03 in Boulder.

Can I drive from Chicago to Boulder?

Yes, the driving distance between Chicago to Boulder is 1636 km. It takes approximately 15h 53m to drive from Chicago to Boulder.

Where can I stay near Boulder?

There are 130+ hotels available in Boulder. Prices start at $60.66 per night.
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