$93+ Cheap flights from O'Hare Intl (ORD) to Decatur, IL (DEC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DEC
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from O'Hare Intl to Decatur
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Cheapest flights from O'Hare Intl to DecaturExplore 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 September 23, 2026.
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 September 23, 2026.
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/175:30 pm -
Nonstop1h 13m
Sat 10/247:18 pm -
Nonstop1h 17m
Deal found 9/19![United Airlines logo]()
$149
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/314:45 pm -
Nonstop1h 10m
Mon 11/26:57 pm -
Nonstop1h 28m
Deal found 9/21![United Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/17:25 am -
Nonstop1h 10m
Mon 10/57:18 pm -
Nonstop1h 17m
Deal found 9/20![United Airlines logo]()
$174
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:30 pm -
Nonstop1h 13m
Sat 10/107:18 pm -
Nonstop1h 17m
Deal found 9/21![United Airlines logo]()
$191
This United Airlines deal was found by Cheapflights users on 9/17. 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 9/245:30 pm -
Nonstop1h 13m
Sun 9/277:18 pm -
Nonstop1h 17m
Deal found 9/17![United Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/55:30 pm -
Nonstop1h 13m
Fri 10/99:12 am -
Nonstop1h 17m
Deal found 9/22![United Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/215:29 pm -
Nonstop1h 14m
Tue 9/227:20 pm -
Nonstop1h 17m
Deal found 9/21![United Airlines logo]()
$391
Best flights from O'Hare Intl to DecaturDiscover carefully curated flight deals from O'Hare Intl to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from O'Hare Intl to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/175:30 pm -
Nonstop1h 13m
Sat 10/247:18 pm -
Nonstop1h 17m
Deal found 9/19![United Airlines logo]()
$149
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/175:30 pm -
Nonstop1h 13m
Mon 10/197:18 pm -
Nonstop1h 17m
Deal found 9/19![United Airlines logo]()
$149
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/314:45 pm -
Nonstop1h 10m
Mon 11/26:57 pm -
Nonstop1h 28m
Deal found 9/21![United Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/105:30 pm -
Nonstop1h 13m
Sat 10/177:18 pm -
Nonstop1h 17m
Deal found 9/21![United Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/35:30 pm -
Nonstop1h 13m
Wed 10/77:18 pm -
Nonstop1h 17m
Deal found 9/18![United Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/17:25 am -
Nonstop1h 10m
Mon 10/57:18 pm -
Nonstop1h 17m
Deal found 9/20![United Airlines logo]()
$174
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/55:30 pm -
Nonstop1h 13m
Fri 10/99:12 am -
Nonstop1h 17m
Deal found 9/20![United Airlines logo]()
$191
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/195:30 pm -
Nonstop1h 13m
Tue 10/207:18 pm -
Nonstop1h 17m
Deal found 9/21![United Airlines logo]()
$191
Last-minute flights from O'Hare Intl to DecaturDiscover last-minute flight deals from O'Hare Intl to Decatur. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Decatur. Data last updated September 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/18. 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 9/225:30 pm -
Nonstop1h 14m
Thu 9/249:12 am -
Nonstop1h 17m
Deal found 9/18![United Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/245:30 pm -
Nonstop1h 13m
Sun 9/277:18 pm -
Nonstop1h 17m
Deal found 9/21![United Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/17:25 am -
Nonstop1h 10m
Mon 10/57:18 pm -
Nonstop1h 17m
Deal found 9/20![United Airlines logo]()
$174
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/55:30 pm -
Nonstop1h 13m
Fri 10/99:12 am -
Nonstop1h 17m
Deal found 9/22![United Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:30 pm -
Nonstop1h 13m
Sat 10/107:18 pm -
Nonstop1h 17m
Deal found 9/21![United Airlines logo]()
$191
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/105:30 pm -
Nonstop1h 13m
Sat 10/177:18 pm -
Nonstop1h 17m
Deal found 9/22![United Airlines logo]()
$149
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/314:45 pm -
Nonstop1h 10m
Mon 11/26:57 pm -
Nonstop1h 28m
Deal found 9/21![United Airlines logo]()
$159
One-way flights from O'Hare Intl to DecaturSearch for one-way flight options from O'Hare Intl to Decatur. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from O'Hare Intl to Decatur. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This United Airlines deal was found by Cheapflights users on 9/21. 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 12/254:40 pm -
Nonstop1h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$93
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/287:25 am -
Nonstop1h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$143
Find 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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $149 (United Airlines) |
One-way from | $93 (United Airlines) |
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 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Decatur that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Sat 12/26
7:25 am-8:43 am
Nonstop1h 18m
Decatur Arpt
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$93
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Fri 12/25
4:40 pm-5:56 pm
Nonstop1h 16m
Decatur Arpt
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$93
Quickest round-trip
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Mon 9/28
7:25 am-8:35 am
Nonstop1h 10m
Decatur Arpt
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$143
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Sat 10/17
5:30 pm-6:43 pm
Nonstop1h 13m
Decatur Arpt
Sat 10/24
7:18 pm-8:35 pm
Nonstop1h 17m
$149
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Sat 10/17
5:30 pm-6:43 pm
Nonstop1h 13m
Decatur Arpt
Mon 10/19
7:18 pm-8:35 pm
Nonstop1h 17m
$149
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Sat 10/31
4:45 pm-5:55 pm
Nonstop1h 10m
Decatur Arpt
Mon 11/2
6:57 pm-8:25 pm
Nonstop1h 28m
$159
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Sat 10/10
5:30 pm-6:43 pm
Nonstop1h 13m
Decatur Arpt
Sat 10/17
7:18 pm-8:35 pm
Nonstop1h 17m
$159
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Sat 10/3
5:30 pm-6:43 pm
Nonstop1h 13m
Decatur Arpt
Wed 10/7
7:18 pm-8:35 pm
Nonstop1h 17m
$159
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Thu 10/1
7:25 am-8:35 am
Nonstop1h 10m
Decatur Arpt
Mon 10/5
7:18 pm-8:35 pm
Nonstop1h 17m
$174
ChicagoDecatur
ORD Chicago O'Hare Intl - DEC Decatur Arpt
ORDDEC
Chicago O'Hare Intl
Mon 10/5
5:30 pm-6:43 pm
Nonstop1h 13m
Decatur Arpt
Fri 10/9
9:12 am-10:29 am
Nonstop1h 17m
$191
Showing 1-10 of 11 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Decatur, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Decatur, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Decatur, Illinois flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Decatur, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Decatur, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ORD-DEC
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
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