COS

$116 Find Cheap Flights from Illinois to Colorado Springs

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Colorado Springs departing on 6/30. 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 Colorado Springs

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Colorado Springs 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 Colorado Springs

Wed, Jun 3 - Tue, Jun 9
United Airlines Logo
5:10 am - 8:41 am
STL
-
COS
4h 31m
1 stop
United Airlines Logo
9:00 am - 3:46 pm
COS
-
STL
5h 46m
1 stop
$221United Airlines
Tue, Aug 11 - Tue, Aug 18
Delta Logo
6:00 am - 5:36 pm
STL
-
COS
12h 36m
2 stops
Delta Logo
6:16 pm - 12:41 am
COS
-
STL
5h 25m
1 stop
$226Delta
Tue, Aug 11 - Tue, Aug 18
Delta Logo
8:48 am - 5:36 pm
STL
-
COS
9h 48m
2 stops
Delta Logo
11:27 am - 11:58 pm
COS
-
STL
11h 31m
2 stops
$231Delta
Tue, Jun 23 - Tue, Jun 30
Southwest Logo
6:15 pm - 9:45 pm
STL
-
COS
4h 30m
1 stop
Southwest Logo
6:10 pm - 11:40 pm
COS
-
STL
4h 30m
1 stop
$237Southwest
Wed, Jun 3 - Wed, Jun 10
Delta Logo
9:13 am - 10:22 pm
STL
-
COS
14h 09m
2 stops
Delta Logo
6:20 pm - 12:43 am
COS
-
STL
5h 23m
1 stop
$242Delta
Wed, Jun 3 - Wed, Jun 10
United Airlines Logo
5:10 am - 8:41 am
STL
-
COS
4h 31m
1 stop
United Airlines Logo
3:42 pm - 9:10 pm
COS
-
STL
4h 28m
1 stop
$251United Airlines
Wed, Jun 3 - Tue, Jun 9
American Airlines Logo
5:25 am - 9:54 am
STL
-
COS
5h 29m
1 stop
American Airlines Logo
3:53 pm - 9:37 pm
COS
-
STL
4h 44m
1 stop
$268American Airlines
Wed, Jun 3 - Tue, Jun 9
American Airlines Logo
5:25 am - 9:54 am
STL
-
COS
5h 29m
1 stop
American Airlines Logo
3:53 pm - 9:37 pm
COS
-
STL
4h 44m
1 stop
$279American Airlines
Wed, Oct 21 - Mon, Oct 26
Southwest Logo
3:40 pm - 5:15 pm
MDW
-
COS
2h 35mnonstop
Southwest Logo
2:15 pm - 5:35 pm
COS
-
MDW
2h 20mnonstop
$289Southwest
Sat, May 16 - Fri, May 29
Allegiant Air Logo
3:03 pm - 5:56 pm
PIA
-
COS
27h 53m
1 stop
Allegiant Air Logo
10:09 am - 8:55 am
COS
-
PIA
21h 46m
1 stop
$412Allegiant Air
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$116
Best time to beat the crowds with an average 5% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from St. Louis to Colorado Springs

FAQs for booking flights from Illinois to Colorado Springs

  • How does KAYAK find such low prices on flights from Illinois to Colorado Springs?

    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 Colorado Springs.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Colorado Springs 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 Colorado Springs?

    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 Colorado Springs 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 Colorado Springs?

    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 Colorado Springs 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 Colorado Springs

Information on the airport you'll fly into in Colorado Springs

Colorado Springs (COS)