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$136+ Cheap flights from Hayden, CO (HDN) 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
HDN — ORD
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Hayden to Illinois

Cheapest flights from Hayden to Illinois
Explore the most affordable flight options available from Hayden to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 8/297:05 am
HDN
-
STL
1 stop4h 35m
United Airlines
Tue 9/19:00 am
STL
-
HDN
1 stop6h 29m
United Airlines
Deal found 7/23$397
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Wed 11/41:27 pm
HDN
-
ORD
1 stop5h 38m
United Airlines
Sat 11/77:00 am
ORD
-
HDN
1 stop6h 25m
United Airlines
Deal found 7/23$409
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/81:14 pm
HDN
-
ORD
1 stop6h 26m
United Airlines
Wed 8/124:20 pm
ORD
-
HDN
1 stop5h 04m
United Airlines
Deal found 7/24$423
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Sat 8/151:30 pm
HDN
-
ORD
1 stop7h 22m
United Airlines
Sat 8/226:00 am
ORD
-
HDN
1 stop7h 28m
United Airlines
Deal found 7/26$434
This deal was found by Cheapflights users on 7/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:10 pm
HDN
-
ORD
1 stop6h 36m
United Airlines
Sun 8/168:40 am
ORD
-
HDN
1 stop6h 49m
United Airlines
Deal found 7/23$464
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Fri 8/73:20 pm
HDN
-
STL
1 stop7h 37m
United Airlines
Mon 8/104:48 pm
STL
-
HDN
1 stop4h 19m
United Airlines
Deal found 7/23$539
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 7/241:14 pm
HDN
-
ORD
1 stop6h 00m
United Airlines
Sun 7/266:00 am
ORD
-
HDN
1 stop7h 18m
United Airlines
Deal found 7/24$579
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/196:20 pm
HDN
-
ORD
1 stop28h 39m
Alaska Airlines
Sat 1/27:58 pm
ORD
-
HDN
1 stop22h 42m
Alaska Airlines
Deal found 7/24$673
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:10 am
HDN
-
MDW
1 stop4h 20m
Southwest
Wed 8/1211:10 am
MDW
-
HDN
2 stops9h 10m
Southwest
Deal found 7/24$681

Find flight deals from Hayden to Illinois

Keep the following information in mind while searching for Hayden to Illinois flight deals. Data was last updated July 27, 2026.

Round-trip from

$397
(United Airlines)

One-way from

$136
(Delta)
From Hayden Yampa Valley to Illinois
Search Deals
One-way flight from Hayden Yampa Valley to Illinois
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hayden 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 July 27, 2026.
Use the filters below to find and compare flights from Hayden to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HaydenSt. Louis

HDN - STL

HDNSTL

Hayden Yampa Valley

Sat 8/29

7:05 am-12:40 pm

1 stop4h 35m

Lambert-St Louis

Tue 9/1

9:00 am-2:29 pm

1 stop6h 29m

$397

HaydenChicago

HDN - ORD

HDNORD

Hayden Yampa Valley

Wed 11/4

1:27 pm-8:05 pm

1 stop5h 38m

Chicago O'Hare Intl

Sat 11/7

7:00 am-12:25 pm

1 stop6h 25m

$409

HaydenChicago

HDN - ORD

HDNORD

Hayden Yampa Valley

Sat 8/8

1:14 pm-8:40 pm

1 stop6h 26m

Chicago O'Hare Intl

Wed 8/12

4:20 pm-8:24 pm

1 stop5h 04m

$423

HaydenChicago

HDN - ORD

HDNORD

Hayden Yampa Valley

Sat 8/15

1:30 pm-9:52 pm

1 stop7h 22m

Chicago O'Hare Intl

Sat 8/22

6:00 am-12:28 pm

1 stop7h 28m

$434

HaydenChicago

HDN - ORD

HDNORD

Hayden Yampa Valley

Fri 8/14

3:10 pm-10:46 pm

1 stop6h 36m

Chicago O'Hare Intl

Sun 8/16

8:40 am-2:29 pm

1 stop6h 49m

$464

HaydenSt. Louis

HDN - STL

HDNSTL

Hayden Yampa Valley

Fri 8/7

3:20 pm-11:57 pm

1 stop7h 37m

Lambert-St Louis

Mon 8/10

4:48 pm-8:07 pm

1 stop4h 19m

$539

HaydenChicago

HDN - MDW

HDNMDW

Hayden Yampa Valley

Sat 8/8

9:10 am-2:30 pm

1 stop4h 20m

Chicago Midway

Wed 8/12

11:10 am-7:20 pm

2 stops9h 10m

$681

HaydenChicago

HDN - ORD

HDNORD

Hayden Yampa Valley

Sat 12/19

6:20 pm-11:59 pm

1 stop28h 39m

Chicago O'Hare Intl

Sat 1/2

6:00 am-5:40 pm

2 stops36h 40m

$798
Cheapest one-way

HaydenChicago

HDN - MDW

HDNMDW

Hayden Yampa Valley

Tue 9/22

8:55 am-4:00 pm

2 stops6h 05m

$141

HaydenChicago

HDN - MDW

HDNMDW

Hayden Yampa Valley

Wed 9/30

8:55 am-4:00 pm

2 stops6h 05m

$141

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Hayden to Illinois

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

Cheapflights Insights

Everything you need to know about your flight from Hayden to Illinois

No data available for this route at this time. Please check back soon.

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 July 27, 2026.
Read through reviews of airlines operating flights from Hayden to Illinois, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,041 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
10,041 reviews
United Airlines
7.4
Good
10,041 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Hayden 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 Hayden to Illinois?

    Hayden Yampa Valley (HDN) is the airport you will fly out of if you book a flight from Hayden to Illinois. It is only a 2.3 mi journey to Yampa Valley (HDN) from Hayden’s city center.

  • How long is the flight from Hayden, Colorado to Illinois?

    There are many flights that can get you from Hayden, Colorado to Illinois in 4h 20m. Fly via United Airlines or Southwest to get the fastest option. The distance between Hayden, Colorado and Illinois is about 1014 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Hayden, Colorado to Illinois?

    Most travelers choose Hayden Yampa Valley - Lambert-St Louis, Hayden Yampa Valley - Chicago O'Hare Intl or Hayden Yampa Valley - Moline Quad-City when deciding on the best route from Hayden, Colorado to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hayden 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Hayden to Illinois

Discover the top airline that operate flights from Hayden 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$229Average$508FlexibilityNo cancel feeOn-time69%

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