HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Aspen

$151+ Cheap flights from Chicago (CHI) to Aspen (ASE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ASE
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Aspen with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Aspen Pitkin County are usually found in September or November, booked 28 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Find flight deals from Chicago to Aspen

Cheapest flights from Chicago to Aspen
Explore the most affordable flight options available from Chicago to Aspen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:18 amORD - ASE
1 stop7h 26mAmerican Airlines
Sat 11/157:34 amASE - ORD
1 stop8h 43mAmerican Airlines
Deal found 10/27$252
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:10 amORD - ASE
Nonstop3h 41mAmerican Airlines
Tue 12/3012:01 pmASE - ORD
Nonstop3h 11mAmerican Airlines
Deal found 10/26$289
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:10 amORD - ASE
1 stop4h 28mUnited Airlines
Sat 12/274:15 pmASE - ORD
Nonstop3h 05mUnited Airlines
Deal found 10/26$299
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:35 pmORD - ASE
Nonstop3h 14mUnited Airlines
Sun 12/712:40 pmASE - ORD
Nonstop2h 59mUnited Airlines
Deal found 10/26$369
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:35 pmORD - ASE
Nonstop3h 14mUnited Airlines
Thu 12/1112:40 pmASE - ORD
Nonstop2h 59mUnited Airlines
Deal found 10/26$371
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:10 amORD - ASE
1 stop4h 28mUnited Airlines
Mon 12/88:30 amASE - ORD
1 stop7h 28mUnited Airlines
Deal found 10/26$389
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/29:20 amORD - ASE
Nonstop3h 18mUnited Airlines
Fri 12/512:40 pmASE - ORD
Nonstop2h 59mUnited Airlines
Deal found 10/28$391
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:20 amORD - ASE
Nonstop3h 18mUnited Airlines
Wed 12/1012:40 pmASE - ORD
Nonstop2h 59mUnited Airlines
Deal found 10/27$392
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:00 amMDW - ASE
1 stop6h 39mDelta
Sat 1/32:55 pmASE - MDW
1 stop6h 27mDelta
Deal found 10/27$2,190

Cheap flight deals from Chicago to Aspen

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Aspen (ASE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$252
(Delta)

One-way from

$151
(Delta)

Popular in

April

Cheapest in

September

Average price

$547

Good round-trip deal

$299 or less

Good one-way deal

$310 or less
Provider with most accurate pricing for Chicago (CHI)-Aspen Pitkin County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Aspen Pitkin County flights.
Search Deals
From Chicago (CHI) to Aspen Pitkin County
Search Deals
One-way flight from Chicago (CHI) to Aspen Pitkin County
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Aspen Pitkin County.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Aspen Pitkin County.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Aspen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Chicago to Aspen that are best for you.

Fly from

Chicago

Fly to

Aspen

Route

Depart

Return

Price

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Thu 12/25

7:10 am-9:51 am

Nonstop3h 41m

Aspen Pitkin County

Tue 12/30

12:01 pm-4:12 pm

Nonstop3h 11m

$289

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Tue 12/16

7:10 am-10:38 am

1 stop4h 28m

Aspen Pitkin County

Sat 12/27

4:15 pm-8:20 pm

Nonstop3h 05m

$299

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Tue 1/20

7:00 am-12:47 pm

1 stop6h 47m

Aspen Pitkin County

Sat 1/24

4:01 pm-8:06 pm

Nonstop3h 05m

$299

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Tue 1/6

10:00 am-12:38 pm

Nonstop3h 38m

Aspen Pitkin County

Fri 1/9

12:54 pm-4:55 pm

Nonstop3h 01m

$311

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Tue 1/6

7:05 am-2:16 pm

1 stop8h 11m

Aspen Pitkin County

Fri 1/9

3:04 pm-11:57 pm

1 stop7h 53m

$331

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Wed 1/14

10:00 am-12:38 pm

Nonstop3h 38m

Aspen Pitkin County

Tue 1/20

4:58 pm-11:44 pm

1 stop5h 46m

$360

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Thu 12/4

3:35 pm-5:49 pm

Nonstop3h 14m

Aspen Pitkin County

Sun 12/7

12:40 pm-4:39 pm

Nonstop2h 59m

$369

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Fri 12/5

3:35 pm-5:49 pm

Nonstop3h 14m

Aspen Pitkin County

Thu 12/11

12:40 pm-4:39 pm

Nonstop2h 59m

$371

ChicagoAspen

MDW - ASE

MDWASE

Chicago Midway

Wed 1/28

6:00 am-11:43 am

1 stop6h 43m

Aspen Pitkin County

Sun 2/1

3:04 pm-10:26 pm

1 stop6h 22m

$929

ChicagoAspen

MDW - ASE

MDWASE

Chicago Midway

Sun 2/8

6:00 am-2:16 pm

1 stop9h 16m

Aspen Pitkin County

Fri 2/13

1:50 pm-9:46 pm

1 stop6h 56m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 27 results
1
2
3

Compare providers for flights from Chicago to Aspen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Aspen in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Aspen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago-Aspen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago-Aspen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Aspen flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Aspen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Aspen

Have a flexible travel schedule? Discover the best time to fly to Aspen from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Aspen

How far ahead should I book a flight from Chicago to Aspen?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Aspen. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Aspen, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Aspen?

Currently, February is the cheapest month in which you can book a flight from Chicago to Aspen (average of $128). Flying from Chicago to Aspen in April is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to ASE?

Find hourly flight availability from Chicago to Aspen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

One of the essential ways to save on airfare from Chicago to Aspen is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 46% on airfare.

What is the cheapest day to fly from Chicago to Aspen?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Aspen. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Aspen flight should consider departing on Sunday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Aspen

Get insights into the airlines that provide service to Aspen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aspen. Reviews last updated October 28, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Chicago to Aspen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Aspen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Aspen from Chicago?

    Aspen Pitkin County (ASE), located 3.5 mi from the city center, is the airport you fly into when you book flights from Chicago to Aspen. 2 airlines have flights to Pitkin County from Chicago on a regular basis. Booking flights from Chicago to Aspen Pitkin County should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Aspen?

    There are many flights that can get you from Chicago to Aspen in 3h 41m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. Chicago and Aspen are separated by a distance of 1010 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Aspen round-trip?

    Our cheapest airline available from Chicago to Aspen is American Airlines. Our recent data shows that you can find tickets from as low as $239 on this airline. An additional option worth looking into is United Airlines, starting at $299. American Airlines is currently priced 53% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Chicago to Aspen?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Aspen on time: Lufthansa (86%), American Airlines (73%), SkyWest Airlines (57%).

  • What are the cheapest flights from Chicago to Aspen?

    While on average a flight from Chicago to Aspen is generally $660, our data shows the cheapest flight currently is $191. When looking at the most popular route, (Chicago O'Hare Intl - Aspen Pitkin County), you can expect to pay $272 for that flight.

  • Can I find deals for flights from Chicago to Aspen that include hotel bookings?

    Yes. In addition to deals on Chicago to Aspen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Aspen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Aspen.

  • Can I find deals for business class flights from Chicago to Aspen?

    Yes. Cheapflights offers flight deals from Chicago to Aspen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Aspen?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Aspen (average of $128). Flying from Chicago to Aspen in April is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Aspen?

Book flights to Aspen if you plan to visit one of these locations
Snowmass Village
Buena Vista
Snowmass

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Aspen

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Denver flights
Midway to Denver flights
St. Louis to Denver flights
O'Hare Intl to Colorado Springs flights
O'Hare Intl to Vail flights
O'Hare Intl to Hayden flights
Peoria to Denver flights
O'Hare Intl to Aspen flights
Moline to Denver flights
Midway to Colorado Springs flights
O'Hare Intl to Montrose flights
St. Louis to Colorado Springs flights
O'Hare Intl to Grand Junction flights
O'Hare Intl to Gunnison flights
Bloomington to Denver flights
St. Louis to Hayden flights
St. Louis to Montrose flights
St. Louis to Vail flights
O'Hare Intl to Durango flights
Midway to Grand Junction flights
Midway to Aspen flights
St. Louis to Grand Junction flights
St. Louis to Durango flights
St. Louis to Aspen flights
Evansville to Denver flights
Springfield to Denver flights
Moline to Montrose flights
Peoria to Colorado Springs flights
Decatur to Denver flights
Moline to Grand Junction flights
Evansville to Colorado Springs flights
St. Louis to Gunnison flights
Peoria to Grand Junction flights
Dubuque to Denver flights
Moline to Colorado Springs flights
Paducah to Colorado Springs flights
Champaign to Colorado Springs flights
Bloomington to Colorado Springs flights
Moline to Vail flights
Champaign to Denver flights
Peoria to Montrose flights
Evansville to Grand Junction flights
Springfield to Colorado Springs flights
Bloomington to Montrose flights
Marion to Denver flights
St. Louis to Cortez flights
O'Hare Intl to Cortez flights

Top 2 airlines flying from Chicago to Aspen

Discover the top 2 airlines that operate flights from Chicago to Aspen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$239Average$466FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$299Average$523FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.