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, Illinois in 2026

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

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:45 pm - 5:56 pm

ORD

DEC

1h 11mnonstop

6:45 pm - 7:53 pm

DEC

ORD

1h 08mnonstop

$149United Airlines

Fri, Jul 10 - Fri, Jul 17

4:45 pm - 5:56 pm

ORD

DEC

1h 11mnonstop

6:45 pm - 7:53 pm

DEC

ORD

1h 08mnonstop

$159United Airlines

Sat, Jun 27 - Wed, Jul 1

4:45 pm - 5:56 pm

ORD

DEC

1h 11mnonstop

9:37 am - 10:45 am

DEC

ORD

1h 08mnonstop

$174United Airlines

Sat, Jul 11 - Sun, Jul 12

7:45 am - 8:57 am

ORD

DEC

1h 12mnonstop

9:37 am - 10:45 am

DEC

ORD

1h 08mnonstop

$191United Airlines

Sun, Jun 21 - Thu, Jun 25

12:00 pm - 5:56 pm

DFW

DEC

5h 56m

1 stop

9:37 am - 3:48 pm

DEC

DFW

6h 11m

1 stop

$365United Airlines

Sat, Jun 20 - Wed, Jun 24

10:25 am - 5:59 pm

DFW

DEC

7h 34m

1 stop

9:12 am - 4:37 pm

DEC

DFW

7h 25m

1 stop

$384United Airlines

Wed, Aug 19 - Wed, Aug 26

12:00 pm - 5:56 pm

DFW

DEC

5h 56m

1 stop

9:37 am - 5:46 pm

DEC

DFW

8h 09m

2 stops

$391United Airlines

Sat, Jun 20 - Wed, Jun 24

12:00 pm - 5:56 pm

DFW

DEC

5h 56m

1 stop

9:37 am - 3:03 pm

DEC

DFW

5h 26m

1 stop

$392United Airlines

Fri, Jul 3 - Thu, Jul 9

10:25 am - 5:59 pm

DFW

DEC

7h 34m

1 stop

9:12 am - 9:38 pm

DEC

DFW

12h 26m

2 stops

$394United Airlines

Wed, Aug 19 - Wed, Aug 26

6:00 am - 6:04 pm

DFW

DEC

12h 04m

2 stops

9:13 am - 7:57 pm

DEC

DFW

10h 44m

2 stops

$399United Airlines

Tue, Sep 15 - Wed, Sep 23

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Fri 7/10

4:45 pm-5:56 pm

Nonstop1h 11m

Decatur Arpt

Fri 7/17

6:45 pm-7:53 pm

Nonstop1h 08m

$149

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Sat 6/27

4:45 pm-5:56 pm

Nonstop1h 11m

Decatur Arpt

Wed 7/1

6:45 pm-7:53 pm

Nonstop1h 08m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Sat 7/11

4:45 pm-5:56 pm

Nonstop1h 11m

Decatur Arpt

Sun 7/12

9:37 am-10:45 am

Nonstop1h 08m

$174

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Sun 6/21

7:45 am-8:57 am

Nonstop1h 12m

Decatur Arpt

Thu 6/25

9:37 am-10:45 am

Nonstop1h 08m

$191

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Sat 6/20

12:00 pm-5:56 pm

1 stop5h 56m

Decatur Arpt

Wed 6/24

9:37 am-3:48 pm

1 stop6h 11m

$365

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Wed 8/19

10:25 am-5:59 pm

1 stop7h 34m

Decatur Arpt

Wed 8/26

9:12 am-4:37 pm

1 stop7h 25m

$384

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Sat 6/20

12:00 pm-5:56 pm

1 stop5h 56m

Decatur Arpt

Wed 6/24

9:37 am-5:46 pm

2 stops8h 09m

$391

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Fri 7/3

12:00 pm-5:56 pm

1 stop5h 56m

Decatur Arpt

Thu 7/9

9:37 am-3:03 pm

1 stop5h 26m

$392

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Wed 8/19

10:25 am-5:59 pm

1 stop7h 34m

Decatur Arpt

Wed 8/26

9:12 am-9:38 pm

2 stops12h 26m

$394

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Tue 9/15

6:00 am-6:04 pm

2 stops12h 04m

Decatur Arpt

Wed 9/23

9:13 am-7:57 pm

2 stops10h 44m

$399

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 Los Angeles (a popular airport in United States) to Greater Peoria (the most popular airport in Decatur, Illinois), then the flight time is 6h 47m on average. If you fly from San Francisco (another popular airport in United States) to Greater Peoria, then the average flight time is 6h 51m.

Cheapest flights to Decatur Arpt

Find the cheapest flights to Decatur Arpt from your nearest city or airport

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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 11m

The best one-way flight price to Decatur from United States in the last 5 days 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 5 days is $149 (Chicago O'Hare Intl to Decatur Arpt).

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The fastest flight to Decatur from United States takes 1h 11m (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 $153 per person, Springfield Capital 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?

$150 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 50% 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 June 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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Can I find flights to Decatur with flexible booking policies on momondo?

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

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momondo helps you find the best flight to Decatur by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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.