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$285+ Cheap flights from Aspen (ASE) to Illinois

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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — ORD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Aspen to Illinois

Keep the following information in mind while searching for Aspen to Illinois flight deals. Data was last updated February 20, 2025.

Round-trip from

$329
(American Airlines)

One-way from

$285
(American Airlines)

Popular in

February

Cheapest in

May

Average price

$1,514

Good round-trip deal

$423 or less

Good one-way deal

$475 or less
From Aspen Pitkin County to Illinois
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One-way flight from Aspen Pitkin County to Illinois
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Highest demand for flights based on searches. 35% potential increase in price ($318 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($86 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Aspen Pitkin County to Illinois.
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Price to beat on a one-way flight from Aspen Pitkin County to Illinois.
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Find flight deals from Aspen to Illinois

Cheapest flights from Aspen to Illinois
Explore the most affordable flight options available from Aspen to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 3/2111:35 amASE - ORD
Nonstop2h 58mAmerican Airlines
Sun 3/309:41 amORD - ASE
Nonstop3h 17mAmerican Airlines
Deal found 2/20$329
This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 4/92:55 pmASE - MDW
1 stop6h 26mDelta
Mon 4/146:04 amMDW - ASE
1 stop6h 34mDelta
Deal found 2/19$414
This United Airlines deal was found by Cheapflights users on 2/20. 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 3/1812:45 pmASE - ORD
1 stop6h 10mUnited Airlines
Tue 3/251:05 pmORD - ASE
1 stop4h 57mUnited Airlines
Deal found 2/20$430
This United Airlines deal was found by Cheapflights users on 2/19. 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 2/278:56 amASE - STL
1 stop6h 37mUnited Airlines
Sat 3/18:05 amSTL - ASE
2 stops12h 47mUnited Airlines
Deal found 2/19$535

Find flights from Aspen to Illinois within your budget

Customize your flight search to find flights from Aspen to Illinois 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 February 20, 2025.

Fly from

Aspen

Fly to

Illinois

Route

Depart

Return

Price

AspenChicago

ASE - ORD

ASEORD

Aspen Pitkin County

Fri 3/21

11:35 am-3:33 pm

Nonstop2h 58m

Chicago O'Hare Intl

Sun 3/30

9:41 am-11:58 am

Nonstop3h 17m

$329

AspenChicago

ASE - MDW

ASEMDW

Aspen Pitkin County

Wed 4/9

2:55 pm-10:21 pm

1 stop6h 26m

Chicago Midway

Mon 4/14

6:04 am-11:38 am

1 stop6h 34m

$414

AspenChicago

ASE - ORD

ASEORD

Aspen Pitkin County

Tue 3/18

12:45 pm-7:55 pm

1 stop6h 10m

Chicago O'Hare Intl

Tue 3/25

1:05 pm-5:02 pm

1 stop4h 57m

$430

AspenSt. Louis

ASE - STL

ASESTL

Aspen Pitkin County

Thu 2/27

8:56 am-4:33 pm

1 stop6h 37m

Lambert-St Louis

Sat 3/1

8:05 am-7:52 pm

2 stops12h 47m

$535

AspenChicago

ASE - ORD

ASEORD

Aspen Pitkin County

Thu 3/20

1:45 pm-5:43 pm

Nonstop2h 58m

$285

AspenChicago

ASE - ORD

ASEORD

Aspen Pitkin County

Wed 4/23

7:00 am-8:21 pm

2 stops12h 21m

$299

AspenChicago

ASE - ORD

ASEORD

Aspen Pitkin County

Thu 4/17

1:39 pm-8:50 pm

1 stop6h 11m

$320

AspenChicago

ASE - ORD

ASEORD

Aspen Pitkin County

Thu 3/20

12:59 pm-12:33 pm

3 stops22h 34m

$807

AspenChicago

ASE - MDW

ASEMDW

Aspen Pitkin County

Sun 2/23

1:42 pm-10:20 pm

1 stop7h 38m

$1,180

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Best time to book a flight from Aspen to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Aspen 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.

Travel insights for flights from Aspen to Illinois

Get recent, data-driven insights about flights from Aspen to Illinois including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Aspen to Illinois (average of $245). Flying from Aspen to Illinois in March is currently the most expensive (average of $321). 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 ASE to IL?

Find hourly flight availability from Aspen to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Aspen to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Aspen to Illinois

Explore weekly flight availability from Aspen to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from ASE to USIL are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated February 20, 2025.
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Aspen to Illinois. 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 from for flights from Aspen to Illinois?

    Aspen Pitkin County (ASE), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Aspen to Illinois.

  • What are the cheapest airlines to fly from Aspen to Illinois one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $285. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Aspen to Illinois for a low price.

  • What are the most popular routes from Aspen to Illinois?

    While some choose either Aspen Pitkin County - Chicago Midway or Aspen Pitkin County - Lambert-St Louis, Aspen Pitkin County - Chicago O'Hare Intl is the most popular route from Aspen to Illinois.

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

    No one likes to see their flight delayed. When booking a flight from Aspen to Illinois consider choosing Lufthansa (75%), Qatar Airways (58%) or United Airlines (47%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Aspen to Illinois?

    While on average a flight from Aspen to Illinois is generally $526, our data shows the cheapest flight currently is $334. When looking at the most popular route, (Aspen Pitkin County - Chicago O'Hare Intl), you can expect to pay $340 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Aspen to Illinois 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 Aspen to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Aspen to Illinois (average of $245). Flying from Aspen to Illinois in March is currently the most expensive (average of $321). 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.

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Top 2 airlines flying from Aspen to Illinois

Discover the top 2 airlines that operate flights from Aspen to Illinois. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$235Average$398FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$302Average$463FlexibilityNo cancel feeOn-time69%
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