Which airlines fly to Decatur, Illinois?

Based on our data, the most popular airlines that fly to Decatur, Illinois from United States are American Airlines, United Airlines, Allegiant Air and Delta. There may also be other airline options depending on where in United States you’re flying from.

$93 Cheap Flights to Decatur in 2026

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Find the cheapest flights from the United States to Decatur, Illinois

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:50 pm - 5:54 pm

ORD

DEC

1h 04mnonstop

7:15 pm - 8:25 pm

DEC

ORD

1h 10mnonstop

$149United Airlines

Fri, Feb 27 - Tue, Mar 3

7:45 am - 8:52 am

ORD

DEC

1h 07mnonstop

7:15 pm - 8:25 pm

DEC

ORD

1h 10mnonstop

$159United Airlines

Thu, Feb 26 - Sun, Mar 1

4:50 pm - 5:54 pm

ORD

DEC

1h 04mnonstop

7:15 pm - 8:25 pm

DEC

ORD

1h 10mnonstop

$174United Airlines

Thu, Feb 26 - Sat, Mar 7

7:45 am - 8:52 am

ORD

DEC

1h 07mnonstop

7:15 pm - 8:25 pm

DEC

ORD

1h 10mnonstop

$191United Airlines

Mon, Mar 16 - Fri, Mar 20

9:36 am - 5:54 pm

DEN

DEC

7h 18m

1 stop

7:15 pm - 11:06 pm

DEC

DEN

4h 51m

1 stop

$274United Airlines

Sat, Feb 28 - Wed, Mar 4

10:07 am - 5:57 pm

IAH

DEC

7h 50m

1 stop

7:20 pm - 12:39 am

DEC

IAH

5h 19m

1 stop

$334United Airlines

Wed, Apr 29 - Sat, May 2

1:10 pm - 5:54 pm

DFW

DEC

4h 44m

1 stop

9:50 am - 3:36 pm

DEC

DFW

5h 46m

1 stop

$344United Airlines

Sat, Feb 28 - Wed, Mar 4

6:00 am - 5:53 pm

DFW

DEC

11h 53m

2 stops

9:50 am - 9:45 pm

DEC

DFW

11h 55m

2 stops

$349United Airlines

Thu, Mar 5 - Mon, Mar 9

7:45 am - 5:54 pm

DFW

DEC

10h 09m

2 stops

9:50 am - 3:36 pm

DEC

DFW

5h 46m

1 stop

$354United Airlines

Sat, Feb 28 - Wed, Mar 4

7:45 am - 5:54 pm

DFW

DEC

10h 09m

2 stops

9:50 am - 9:59 pm

DEC

DFW

12h 09m

2 stops

$359United Airlines

Sat, Feb 28 - Wed, Mar 4

Fly from

Route

Depart

Return

Price

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Fri 2/27

4:50 pm-5:54 pm

Nonstop1h 04m

Decatur Arpt

Tue 3/3

7:15 pm-8:25 pm

Nonstop1h 10m

$149

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Thu 2/26

7:45 am-8:52 am

Nonstop1h 07m

Decatur Arpt

Sun 3/1

7:15 pm-8:25 pm

Nonstop1h 10m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Thu 2/26

4:50 pm-5:54 pm

Nonstop1h 04m

Decatur Arpt

Sat 3/7

7:15 pm-8:25 pm

Nonstop1h 10m

$174

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Mon 3/16

7:45 am-8:52 am

Nonstop1h 07m

Decatur Arpt

Fri 3/20

7:15 pm-8:25 pm

Nonstop1h 10m

$191

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Sat 2/28

9:36 am-5:54 pm

1 stop7h 18m

Decatur Arpt

Wed 3/4

7:15 pm-11:06 pm

1 stop4h 51m

$274

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 4/29

10:07 am-5:57 pm

1 stop7h 50m

Decatur Arpt

Sat 5/2

7:20 pm-12:39 am

1 stop5h 19m

$334

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Sat 2/28

1:10 pm-5:54 pm

1 stop4h 44m

Decatur Arpt

Wed 3/4

9:50 am-3:36 pm

1 stop5h 46m

$344

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Thu 3/5

6:00 am-5:53 pm

2 stops11h 53m

Decatur Arpt

Mon 3/9

9:50 am-9:45 pm

2 stops11h 55m

$349

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Sat 2/28

7:45 am-5:54 pm

2 stops10h 09m

Decatur Arpt

Wed 3/4

9:50 am-3:36 pm

1 stop5h 46m

$354

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Sat 2/28

7:45 am-5:54 pm

2 stops10h 09m

Decatur Arpt

Wed 3/4

9:50 am-9:59 pm

2 stops12h 09m

$359

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Decatur, Illinois flights insights and trends

Explore insights for your Decatur, Illinois flight to craft the best travel plan

How long does it take to fly to Decatur, Illinois?

The flight from United States to Decatur, Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Los Angeles (a popular airport in United States) to Greater Peoria (the most popular airport in Decatur, Illinois), then the flight time is 5h 55m on average. If you fly from Miami (another popular airport in United States) to Greater Peoria, then the average flight time is 6h 10m.

Cheapest flights to Decatur Arpt

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Cheap Decatur, Illinois flight deals and tips

Summary info about Decatur, Illinois flight prices, duration and airlines

Best One-Way Price	$93
Best Round-Trip Price	$149
Fastest flight time	1h 08m

The best one-way flight price to Decatur from United States in the last 72 hours is $93 (Chicago O'Hare Intl to Decatur Arpt).

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The best round-trip flight price to Decatur from United States in the last 72 hours is $149 (Chicago O'Hare Intl to Decatur Arpt).

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The fastest flight to Decatur from United States takes 1h 08m (Chicago O'Hare Intl to Decatur Arpt).

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Frequently asked questions about flying to Decatur, Illinois

Is there an alternative airport near Decatur, Illinois?

Those flying to Decatur, Illinois could potentially find better pricing at Decatur Arpt Airport (5 mi from Decatur, Illinois city center), Springfield Capital Airport (38 mi from Decatur, Illinois city center), Champaign University-Willard Airport (38 mi from Decatur, Illinois city center), Bloomington-Normal Airport (44 mi from Decatur, Illinois city center) or Belleville Airport (98 mi from Decatur, Illinois city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Decatur, Illinois?

With an average price of $149 per person, Belleville Airport is the cheapest airport to fly into when planning your trip to Decatur, Illinois. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

What is the absolute cheapest flight to Decatur, Illinois?

$189 is the cheapest deal found on momondo in the last two weeks for a flight to Decatur, Illinois. This flight is from Orlando and is 27% cheaper than most flights to Decatur, Illinois. To find the cheapest price to Decatur, Illinois from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Decatur Arpt Airport?

Prices for flights to Decatur Arpt Airport were last updated today.

How many operators does momondo search for flights to Decatur Arpt Airport?

As of February 2026, there is 1 operator available to choose from for flights to Decatur Arpt Airport.

How old do you have to be to fly to Decatur Arpt Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Decatur Arpt Airport.

What documentation or ID do you need to fly to Decatur Arpt Airport?

The required travel and health documents for your Decatur Arpt Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Decatur Arpt Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Yes. momondo enables you to select and highlight flights to Decatur with this policy.

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Yes momondo offers price alerts on flights to Decatur. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.