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Decatur

$93+ Cheap flights from O'Hare Intl (ORD) to Decatur, IL (DEC)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DEC
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Decatur

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Decatur (DEC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$149
(United Airlines)

One-way from

$93
(United Airlines)
From Chicago O'Hare Intl to Decatur Arpt
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One-way flight from Chicago O'Hare Intl to Decatur Arpt
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Find flight deals from O'Hare Intl to Decatur

Cheapest flights from O'Hare Intl to Decatur
Explore the most affordable flight options available from O'Hare Intl to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 8/284:50 pmORD - DEC
Nonstop1h 09mUnited Airlines
Mon 9/16:55 pmDEC - ORD
Nonstop1h 15mUnited Airlines
Deal found 8/13$149
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 9/17:50 amORD - DEC
Nonstop1h 06mUnited Airlines
Mon 9/296:55 pmDEC - ORD
Nonstop1h 15mUnited Airlines
Deal found 8/14$159
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 8/267:50 amORD - DEC
Nonstop1h 06mUnited Airlines
Sat 8/309:42 amDEC - ORD
Nonstop1h 15mUnited Airlines
Deal found 8/12$191
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/237:50 amORD - DEC
Nonstop1h 06mUnited Airlines
Sun 8/249:42 amDEC - ORD
Nonstop1h 15mUnited Airlines
Deal found 8/14$199
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/257:50 amORD - DEC
Nonstop1h 06mUnited Airlines
Thu 8/289:42 amDEC - ORD
Nonstop1h 15mUnited Airlines
Deal found 8/14$241
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 8/197:50 amORD - DEC
Nonstop1h 06mUnited Airlines
Wed 8/206:55 pmDEC - ORD
Nonstop1h 15mUnited Airlines
Deal found 8/13$341
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 8/127:45 amORD - DEC
Nonstop1h 03mUnited Airlines
Thu 8/146:55 pmDEC - ORD
Nonstop1h 08mUnited Airlines
Deal found 8/12$391

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Decatur 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 August 14, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Decatur that are best for you.

Fly from

O'Hare Intl

Fly to

Decatur

Route

Depart

Return

Price

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Thu 8/28

4:50 pm-5:59 pm

Nonstop1h 09m

Decatur Arpt

Mon 9/1

6:55 pm-8:10 pm

Nonstop1h 15m

$149

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Mon 9/1

7:50 am-8:56 am

Nonstop1h 06m

Decatur Arpt

Mon 9/29

9:38 am-10:53 am

Nonstop1h 15m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Fri 8/29

7:50 am-8:56 am

Nonstop1h 06m

Decatur Arpt

Tue 9/2

9:42 am-10:57 am

Nonstop1h 15m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Fri 10/3

7:45 am-8:51 am

Nonstop1h 06m

Decatur Arpt

Mon 10/6

9:38 am-10:53 am

Nonstop1h 15m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Wed 10/15

4:55 pm-6:04 pm

Nonstop1h 09m

Decatur Arpt

Tue 10/21

9:38 am-10:53 am

Nonstop1h 15m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Wed 8/27

7:50 am-8:56 am

Nonstop1h 06m

Decatur Arpt

Sun 8/31

9:42 am-10:57 am

Nonstop1h 15m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Tue 9/9

7:50 am-8:56 am

Nonstop1h 06m

Decatur Arpt

Tue 9/16

9:42 am-10:57 am

Nonstop1h 15m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Wed 10/22

7:45 am-8:51 am

Nonstop1h 06m

Decatur Arpt

Sun 10/26

9:44 am-10:55 am

Nonstop1h 11m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Mon 9/15

4:50 pm-5:59 pm

Nonstop1h 09m

$93

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Fri 9/26

4:55 pm-6:04 pm

Nonstop1h 09m

$93

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 18 results
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Best time to book a flight from O'Hare Intl to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur from O'Hare Intl 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 Chicago O'Hare Intl Airport to Decatur

What is the cheapest time of day to fly from ORD to DEC?

Find hourly flight availability from O'Hare Intl to Decatur. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Decatur, Illinois in the morning. Doing so could potentially save you 13% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Decatur. 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 into for flights to Decatur from Chicago O'Hare Intl?

    If you book a flight to Decatur from Chicago O'Hare Intl, you will be flying to Decatur Arpt, which is the city’s only airport. Decatur Arpt (DEC) is located 4.7 mi from the center of Decatur. There is 1 flight from Chicago O'Hare Intl to Decatur Arpt per day from 0 different airlines.

  • Can I find deals for flights from O'Hare Intl to Decatur that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Decatur flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Decatur?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Decatur.

  • Can I find deals for business class flights from O'Hare Intl to Decatur?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Decatur 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

Traveling to a place near Decatur?

Book flights to Decatur if you plan to visit one of these locations
Mattoon
Effingham

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