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Cheap flights from Colorado Springs to Illinois from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado Springs to Illinois departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:17 pm - 11:44 pm
COS
-
ORD
7h 27m1 stop
American Airlines Logo
9:32 am - 11:36 am
ORD
-
COS
3h 04mnonstop
$250American Airlines
Tue, Jan 20 - Sat, Jan 24
United Airlines Logo
11:43 am - 3:35 pm
COS
-
ORD
2h 52mnonstop
United Airlines Logo
8:50 am - 11:02 am
ORD
-
COS
3h 12mnonstop
$258United Airlines
Thu, Jan 15 - Sun, Jan 18
Southwest Logo
1:45 pm - 8:40 pm
COS
-
MDW
5h 55m1 stop
Southwest Logo
8:15 am - 1:05 pm
MDW
-
COS
5h 50m1 stop
$260Southwest
Tue, Jan 6 - Thu, Jan 8
Southwest Logo
3:10 pm - 10:35 pm
COS
-
ORD
6h 25m1 stop
Southwest Logo
2:15 pm - 7:20 pm
ORD
-
COS
6h 05m1 stop
$260Southwest
Tue, Jan 6 - Thu, Jan 8
United Airlines Logo
3:30 pm - 11:59 pm
COS
-
ORD
7h 29m1 stop
United Airlines Logo
12:53 pm - 5:23 pm
ORD
-
COS
5h 30m1 stop
$263United Airlines
Tue, Jan 20 - Sat, Jan 24
Southwest Logo
4:35 pm - 9:50 pm
COS
-
MDW
4h 15m1 stop
Southwest Logo
8:10 am - 3:55 pm
MDW
-
COS
8h 45m2 stops
$265Southwest
Tue, Jan 6 - Thu, Jan 8
United Airlines Logo
3:30 pm - 11:59 pm
COS
-
ORD
7h 29m1 stop
United Airlines Logo
8:50 am - 11:02 am
ORD
-
COS
3h 12mnonstop
$268United Airlines
Thu, Jan 15 - Sun, Jan 18
American Airlines Logo
1:06 pm - 4:55 pm
COS
-
ORD
2h 49mnonstop
American Airlines Logo
10:05 am - 12:09 pm
ORD
-
COS
3h 04mnonstop
$276American Airlines
Tue, Feb 3 - Thu, Feb 5
Delta Logo
7:59 am - 5:44 pm
COS
-
ORD
8h 45m1 stop
Delta Logo
5:30 am - 12:22 pm
ORD
-
COS
7h 52m1 stop
$278Delta
Thu, Jan 15 - Sun, Jan 18
Delta Logo
7:59 am - 9:05 pm
COS
-
ORD
12h 06m2 stops
Delta Logo
5:30 am - 12:22 pm
ORD
-
COS
7h 52m1 stop
$283Delta
Thu, Jan 15 - Sun, Jan 18

United Airlines flights from Colorado Springs to Illinois

Our best United Airlines deals on Colorado Springs to Illinois flight tickets
United Airlines
Jan 15
COS11:43 amColorado Springs
2h 52m
ORD3:35 pmChicago O'Hare Intl
Jan 18
ORD8:50 amChicago O'Hare Intl
3h 12m
COS11:02 amColorado Springs
$258
Find similar
United Airlines
Jan 20
COS3:30 pmColorado Springs
7h 29m
1 stop
ORD11:59 pmChicago O'Hare Intl
Jan 24
ORD12:53 pmChicago O'Hare Intl
5h 30m
1 stop
COS5:23 pmColorado Springs
$263
Find similar
United Airlines
Jan 15
COS3:30 pmColorado Springs
7h 29m
1 stop
ORD11:59 pmChicago O'Hare Intl
Jan 18
ORD8:50 amChicago O'Hare Intl
3h 12m
COS11:02 amColorado Springs
$268
Find similar

Delta flights from Colorado Springs to Illinois

Our best Delta deals on Colorado Springs to Illinois flight tickets
Delta
Jan 18
COS1:21 pmColorado Springs
7h 46m
1 stop
MDW10:07 pmChicago Midway
Jan 28
MDW6:00 amChicago Midway
7h 23m
1 stop
COS12:23 pmColorado Springs
$263
Find similar
Delta
Jan 15
COS7:59 amColorado Springs
8h 45m
1 stop
ORD5:44 pmChicago O'Hare Intl
Jan 18
ORD5:30 amChicago O'Hare Intl
7h 52m
1 stop
COS12:22 pmColorado Springs
$278
Find similar
Delta
Jan 15
COS7:59 amColorado Springs
12h 06m
2 stops
ORD9:05 pmChicago O'Hare Intl
Jan 18
ORD5:30 amChicago O'Hare Intl
7h 52m
1 stop
COS12:22 pmColorado Springs
$283
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Colorado Springs 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, momondo users made 832,500 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Colorado Springs to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Tue 1/20

3:17 pm-11:44 pm

1 stop7h 27m

Chicago O'Hare Intl

Sat 1/24

9:32 am-11:36 am

Nonstop3h 04m

$250

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Thu 1/15

11:43 am-3:35 pm

Nonstop2h 52m

Chicago O'Hare Intl

Sun 1/18

8:50 am-11:02 am

Nonstop3h 12m

$258

Colorado SpringsChicago

COS - MDW

COSMDW

Colorado Springs

Tue 1/6

1:45 pm-8:40 pm

1 stop5h 55m

Chicago Midway

Thu 1/8

8:15 am-1:05 pm

1 stop5h 50m

$260

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Tue 1/6

3:10 pm-10:35 pm

1 stop6h 25m

Chicago O'Hare Intl

Thu 1/8

2:15 pm-7:20 pm

1 stop6h 05m

$260

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Tue 1/20

3:30 pm-11:59 pm

1 stop7h 29m

Chicago O'Hare Intl

Sat 1/24

12:53 pm-5:23 pm

1 stop5h 30m

$263

Colorado SpringsChicago

COS - MDW

COSMDW

Colorado Springs

Tue 1/6

4:35 pm-9:50 pm

1 stop4h 15m

Chicago Midway

Thu 1/8

8:10 am-3:55 pm

2 stops8h 45m

$265

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Thu 1/15

3:30 pm-11:59 pm

1 stop7h 29m

Chicago O'Hare Intl

Sun 1/18

8:50 am-11:02 am

Nonstop3h 12m

$268

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Tue 2/3

1:06 pm-4:55 pm

Nonstop2h 49m

Chicago O'Hare Intl

Thu 2/5

10:05 am-12:09 pm

Nonstop3h 04m

$276

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Thu 1/15

7:59 am-5:44 pm

1 stop8h 45m

Chicago O'Hare Intl

Sun 1/18

5:30 am-12:22 pm

1 stop7h 52m

$278

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

Thu 1/15

7:59 am-9:05 pm

2 stops12h 06m

Chicago O'Hare Intl

Sun 1/18

5:30 am-12:22 pm

1 stop7h 52m

$283

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Colorado Springs to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Colorado Springs is in October. Flight prices, which tend to average around $291, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $303.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Colorado Springs to Illinois is on a Wednesday when prices can be found for as low as $403. Flights from Colorado Springs to Illinois on a Monday will generally be more expensive and average around $536. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Colorado Springs to Illinois during this time can be as low as $429. Flights in the afternoon are often more expensive with an average ticket price of $440.

What is the cheapest Colorado Springs to Illinois flight route?

Fly from Colorado Springs to Chicago Midway for the best Colorado Springs - Illinois flight prices

What cabin class options are available on Colorado Springs to Illinois flights?

There are 4 cabin classes available to choose from on Colorado Springs to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado Springs to Illinois flights?

No. A direct flight is the cheapest option for a flight between Colorado Springs to Illinois.

Cheap Colorado Springs to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado Springs to Illinois

Best Price Found

$175

Fastest flight time

2h 20m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Illinois

2 airports
The best one-way flight to Illinois from Colorado Springs in the past 72 hours is $175. The best round-trip flight deal from Colorado Springs to Illinois found on momondo in the last 72 hours is $342.
The fastest flight from Colorado Springs to Illinois takes 2h 20m
Direct flights go from Colorado Springs to Illinois on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)
Search flight deals

  • When did momondo last update prices for flights from Colorado Springs Airport to Illinois?

    Prices for flights from Colorado Springs Airport to Illinois refresh daily.

  • How many operators does momondo search for flights from Colorado Springs Airport to Illinois?

  • How old do you have to be to fly from Colorado Springs Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado Springs Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Colorado Springs to Illinois?

Best airlines flying from Colorado Springs to Illinois

Compare and see reviews for airlines that fly from Colorado Springs to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $166Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
SouthwestPriceFrom $233Free CancellationRating
8.0
4,252 reviews
Search Southwest flights
United AirlinesPriceFrom $291Free CancellationRating
7.4
9,076 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado Springs to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Colorado Springs to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Colorado Springs to Illinois with flexible booking policies on momondo?

Flights from Colorado Springs to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Colorado Springs to Illinois?

Once all potential Colorado Springs to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Colorado Springs to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Colorado Springs to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

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