ASE

$172 Find Cheap Flights from Illinois to Aspen - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Aspen departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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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.

Recent round-trip flight deals from Illinois to Aspen

Tue, Sep 29 - Fri, Oct 2
American Airlines Logo
7:20 pm - 9:29 pm
ORD
-
ASE
3h 09mnonstop
American Airlines Logo
7:00 am - 11:05 am
ASE
-
ORD
3h 05mnonstop
$343American Airlines
Sun, Oct 11 - Fri, Oct 16
Delta Logo
6:00 am - 11:21 am
MDW
-
ASE
6h 21m
1 stop
Delta Logo
7:30 am - 4:20 pm
ASE
-
MDW
7h 50m
1 stop
$353Delta
Tue, Sep 29 - Fri, Oct 2
American Airlines Logo
3:00 pm - 8:13 pm
ORD
-
ASE
6h 13m
1 stop
American Airlines Logo
7:00 am - 11:05 am
ASE
-
ORD
3h 05mnonstop
$353American Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
11:16 am - 1:24 pm
ORD
-
ASE
3h 08mnonstop
American Airlines Logo
7:00 am - 11:05 am
ASE
-
ORD
3h 05mnonstop
$354American Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
11:16 am - 1:24 pm
ORD
-
ASE
3h 08mnonstop
American Airlines Logo
7:00 am - 11:05 am
ASE
-
ORD
3h 05mnonstop
$356American Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
6:00 am - 1:50 pm
ORD
-
ASE
8h 50m
1 stop
American Airlines Logo
7:00 am - 11:05 am
ASE
-
ORD
3h 05mnonstop
$363American Airlines
Sun, Nov 15 - Thu, Nov 26
Delta Logo
6:00 am - 11:35 am
MDW
-
ASE
6h 35m
1 stop
Delta Logo
1:50 pm - 10:10 pm
ASE
-
MDW
7h 20m
1 stop
$383Delta
Tue, Sep 29 - Sat, Oct 3
United Airlines Logo
5:36 pm - 9:58 pm
STL
-
ASE
5h 22m
1 stop
United Airlines Logo
2:15 pm - 8:36 pm
ASE
-
STL
5h 21m
1 stop
$408United Airlines
Tue, Sep 29 - Sat, Oct 3
United Airlines Logo
11:35 am - 6:28 pm
STL
-
ASE
7h 53m
2 stops
United Airlines Logo
3:20 pm - 8:36 pm
ASE
-
STL
4h 16m
1 stop
$413United Airlines
Tue, Oct 27 - Wed, Oct 28
United Airlines Logo
1:40 pm - 4:57 pm
STL
-
ASE
4h 17m
1 stop
United Airlines Logo
11:27 am - 4:57 pm
ASE
-
STL
4h 30m
1 stop
$437United Airlines
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Good to know

Low season

May

Cheapest flight

$172
Best time to beat the crowds with an average 13% drop in price.
Flight from Chicago O'Hare Airport to Aspen

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.

Everything you need to know for your flight to Aspen

Information on the airport you'll fly into in Aspen

Aspen (ASE)