How does KAYAK find such low prices on flights from Illinois to Aspen?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Aspen. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Aspen?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Aspen from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Aspen?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Aspen with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Aspen?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Aspen from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$139 Cheap Flights from Illinois to Aspen

ASE

KAYAK searches hundreds of travel sites at once for deals on flights to Aspen

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Cheapest round-trip

$229

Typical prices: $360-$516

United Airlines

Tue 6/2Wed 6/10

STL - ASE • 1 stop

Cheapest non-stop

$269

Typical prices: $421-$859

United Airlines

Sun 3/15Wed 3/18

ORD - ASE • Non-stop

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KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Aspen!

Flight Deals

Cheap Flights from Illinois to Aspen

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Aspen that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Aspen

Tue, Jun 2 - Wed, Jun 10

5:20 am - 8:51 am

STL

ASE

4h 31m1 stop

3:30 pm - 8:59 pm

ASE

STL

4h 29m1 stop

$229United Airlines

Sun, Mar 15 - Wed, Mar 18

7:35 am - 10:06 am

ORD

ASE

3h 31mnonstop

12:15 pm - 4:15 pm

ASE

ORD

3h 00mnonstop

$269United Airlines

Sun, Mar 15 - Wed, Mar 18

9:00 am - 11:41 am

ORD

ASE

3h 41mnonstop

2:27 pm - 8:00 pm

ASE

ORD

4h 33m1 stop

$279United Airlines

Sat, Jan 10 - Wed, Jan 14

4:15 pm - 8:15 pm

STL

ASE

5h 00m1 stop

7:45 am - 2:30 pm

ASE

STL

5h 45m1 stop

$299United Airlines

Mon, Mar 23 - Mon, Mar 30

7:15 am - 9:44 am

ORD

ASE

3h 29mnonstop

1:20 pm - 5:25 pm

ASE

ORD

3h 05mnonstop

$308American Airlines

Sun, Feb 1 - Wed, Feb 4

11:40 am - 2:18 pm

ORD

ASE

3h 38mnonstop

12:54 pm - 4:55 pm

ASE

ORD

3h 01mnonstop

$311American Airlines

Sun, Feb 1 - Wed, Feb 4

11:40 am - 2:18 pm

ORD

ASE

3h 38mnonstop

12:12 pm - 9:07 pm

ASE

ORD

7h 55m1 stop

$321American Airlines

Mon, Jan 12 - Thu, Jan 15

6:45 am - 2:16 pm

MDW

ASE

8h 31m1 stop

3:04 pm - 10:07 pm

ASE

MDW

6h 03m1 stop

$331Delta

Tue, Jan 13 - Sat, Jan 17

6:45 am - 2:16 pm

MDW

ASE

8h 31m1 stop

3:04 pm - 10:07 pm

ASE

MDW

6h 03m1 stop

$370Delta

Tue, Jan 13 - Sat, Jan 17

7:05 am - 2:16 pm

ORD

ASE

8h 11m1 stop

3:04 pm - 11:59 pm

ASE

ORD

7h 55m1 stop

$370Delta

Useful Info

Low season	May
High season	February
Cheapest flight	$139

Best time to beat the crowds with an average 25% drop in price.

Most popular time to fly with an average 9% increase in price.

Flight from Chicago O'Hare Airport to Aspen

How does KAYAK find such low prices on flights from Illinois to Aspen?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Aspen.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Aspen?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Aspen from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Aspen?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Aspen with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Aspen?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Aspen from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Snowmass Village

Everything you need to know for your flight to Aspen

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Aspen

Aspen (ASE)

ASE

$139 Find Cheap Flights from Illinois to Aspen

KAYAK searches hundreds of travel sites at once for deals on flights to Aspen

Everything you should know

Cheap Flights from Illinois to Aspen

Recent round-trip flight deals from Illinois to Aspen

Recent one-way flight deals from Illinois to Aspen

Recent last minute flight deals from Illinois to Aspen

Recent direct flight deals from Illinois to Aspen

Good to know

FAQs for booking flights from Illinois to Aspen

How does KAYAK find such low prices on flights from Illinois to Aspen?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Aspen.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Aspen?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Aspen from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Aspen?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Aspen with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Aspen?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Aspen from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Aspen?

Everything you need to know for your flight to Aspen

Information on the airport you'll fly into in Aspen

Cabin class types available on flights to Illinois

Complete your trip to Aspen with a hotel stay or car rental

Find direct flights for Aspen

Flights to other popular destinations

Flights from domestic origins to Aspen

Choose which airport to fly into in Aspen

Find deals for your return flight