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$98+ Cheap flights from Decatur, IL (DEC) to Chicago (CHI)

DEC — CHI
Oct 5 — Oct 121
Mon 10/5
Mon 10/12
1 adult, Economy
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Cheap flight deals from Decatur to Chicago

Cheapest flights from Decatur to Chicago

Wed 9/169:13 am -
Nonstop1h 17m
Sun 9/206:55 am -
Nonstop1h 10m
Deal found 9/2$149
Sat 9/197:20 pm -
Nonstop1h 17m
Wed 9/235:30 pm -
Nonstop1h 14m
Deal found 9/4$159
Mon 9/147:20 pm -
Nonstop1h 17m
Sun 9/205:30 pm -
Nonstop1h 14m
Deal found 9/2$174
Tue 9/157:20 pm -
Nonstop1h 17m
Sat 9/195:30 pm -
Nonstop1h 14m
Deal found 8/31$191
Sat 9/57:20 pm -
Nonstop1h 17m
Sat 9/125:30 pm -
Nonstop1h 14m
Deal found 9/2$199
Mon 9/79:12 am -
Nonstop1h 17m
Tue 9/85:30 pm -
Nonstop1h 14m
Deal found 9/4$391

Find flight deals from Decatur to Chicago

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$149
(United Airlines)

One-way from

$98
(United Airlines)

Good round-trip deal

$336 or less

Good one-way deal

$298 or less
Provider with most accurate pricing for Decatur Arpt-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Decatur Arpt-Chicago (CHI) flights.
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From Decatur Arpt to Chicago (CHI)
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One-way flight from Decatur Arpt to Chicago (CHI)
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Price to beat on a round-trip flight from Decatur Arpt to Chicago (CHI).
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Price to beat on a one-way flight from Decatur Arpt to Chicago (CHI).
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Decatur to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Mon 11/30

6:57 pm-8:25 pm

Nonstop1h 28m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Sat 10/10

7:18 pm-8:35 pm

Nonstop1h 17m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Sat 9/19

7:20 pm-8:37 pm

Nonstop1h 17m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Sun 10/11

9:12 am-10:29 am

Nonstop1h 17m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98
Quickest round-trip

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Thu 11/12

9:10 am-10:19 am

Nonstop1h 09m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Fri 10/16

9:12 am-10:29 am

Nonstop1h 17m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$98

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Thu 9/10

7:20 pm-8:37 pm

Nonstop1h 17m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$148

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Sun 9/13

9:13 am-10:30 am

Nonstop1h 17m

Chicago O'Hare Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$148

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Tue 12/1

6:55 pm-8:00 pm

Nonstop1h 05m

Chicago O'Hare Intl

Fri 1/15

7:45 am-8:46 am

Nonstop1h 01m

$149

DecaturChicago

DEC Decatur Arpt - ORD Chicago O'Hare Intl

DECORD

Decatur Arpt

Fri 9/18

7:20 pm-8:37 pm

Nonstop1h 17m

Chicago O'Hare Intl

Tue 9/22

5:30 pm-6:44 pm

Nonstop1h 14m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/5

Showing 1-10 of 18 resultsSorted by cheapest first
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Compare providers for flights from Decatur to Chicago

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Decatur to Chicago in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Decatur, Illinois-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Decatur, Illinois-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Decatur, Illinois-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Decatur, Illinois-Chicago 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 Decatur, Illinois-Chicago 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 Decatur to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Decatur with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Decatur to Chicago

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

When flying from Decatur, Illinois to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 60% versus a flight at noon.

What is the cheapest day to fly from Decatur, Illinois to Chicago?

Travelers seeking maximum savings on their Decatur, Illinois to Chicago flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

  • What airport do you fly from for flights from Decatur to Chicago?

    If you book a flight to Chicago from Decatur, you will be flying from 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 Decatur Arpt to Chicago per day from 1 airline.

  • How long is the flight from Decatur, Illinois to Chicago?

    United Airlines can get you from Decatur, Illinois to Chicago in just under 1h 05m. Your travel time will be generally consistent. The distance from Decatur, Illinois to Chicago is about 156 mi. All flights are typically nonstop.

  • What is the cheapest airline to fly from Decatur, Illinois to Chicago round-trip?

    United Airlines, at $148, was found to be the cheapest airline from Decatur, Illinois to Chicago..

  • What are the cheapest flights from Decatur, Illinois to Chicago?

    While on average a flight from Decatur, Illinois to Chicago is generally $402, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Decatur Arpt - Chicago O'Hare Intl), you can expect to pay $149 for that flight.

  • Can I find deals for flights from Decatur to Chicago that include hotel bookings?

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

  • How can I find direct flights from Decatur to Chicago?

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

  • Can I find deals for business class flights from Decatur to Chicago?

    Yes. Cheapflights offers flight deals from Decatur to Chicago 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 Chicago?

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Top airline flying from Decatur to Chicago

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$148Average$198FlexibilityNo cancel feeOn-time69%

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