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 2026/27

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 am - 8:35 amORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 10mnonstop

7:18 pm - 8:35 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$149United Airlines

Thu, Oct 1 - Sun, Oct 4

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

7:18 pm - 8:35 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Thu, Sep 24 - Sun, Sep 27

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

7:18 pm - 8:35 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Fri, Sep 25 - Tue, Sep 29

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

9:12 am - 10:29 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Sat, Oct 3 - Sun, Oct 4

7:25 am - 8:35 amORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 10mnonstop

9:12 am - 10:29 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Thu, Oct 8 - Thu, Oct 15

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

7:18 pm - 8:35 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Sat, Oct 10 - Sat, Oct 17

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

9:12 am - 10:29 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Sat, Oct 10 - Sun, Oct 11

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

7:18 pm - 8:35 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Sat, Oct 17 - Sun, Oct 18

5:30 pm - 6:43 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 13mnonstop

7:18 pm - 8:35 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Fri, Oct 9 - Fri, Oct 23

7:25 am - 8:35 amORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 10mnonstop

9:12 am - 10:29 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$159United Airlines

Mon, Oct 12 - Mon, Oct 19

Cheap last minute flights

Enter your travel dates to find the best prices.

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

9:13 am - 10:30 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Thu, Sep 17 - Sun, Sep 20

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

7:20 pm - 8:37 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Fri, Sep 18 - Sun, Sep 20

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

7:20 pm - 8:37 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Fri, Sep 18 - Mon, Sep 21

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

9:12 am - 10:29 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Sat, Sep 19 - Mon, Sep 21

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

7:20 pm - 8:37 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Fri, Sep 18 - Mon, Sep 21

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

7:20 pm - 8:37 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Sat, Sep 19 - Tue, Sep 22

6:55 am - 8:05 amORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 10mnonstop

9:12 am - 10:29 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Wed, Sep 16 - Mon, Sep 21

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

9:13 am - 10:30 amDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Wed, Sep 16 - Sun, Sep 20

5:30 pm - 6:44 pmORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 14mnonstop

7:20 pm - 8:37 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Thu, Sep 17 - Tue, Sep 22

6:55 am - 8:05 amORD Chicago O'Hare Intl-DEC Decatur Arpt

1h 10mnonstop

7:20 pm - 8:37 pmDEC Decatur Arpt-ORD Chicago O'Hare Intl

1h 17mnonstop

$199United Airlines

Fri, Sep 18 - Sun, Sep 20

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

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

Sun 10/4

7:18 pm-8:35 pm

Nonstop1h 17m

$149

ChicagoDecatur

ORD Chicago O'Hare Intl - DEC Decatur Arpt

ORDDEC

Chicago O'Hare Intl

Thu 9/24

5:30 pm-6:43 pm

Nonstop1h 13m

Decatur Arpt

Sun 9/27

7:18 pm-8:35 pm

Nonstop1h 17m

$159

ChicagoDecatur

ORD Chicago O'Hare Intl - DEC Decatur Arpt

ORDDEC

Chicago O'Hare Intl

Fri 9/25

5:30 pm-6:43 pm

Nonstop1h 13m

Decatur Arpt

Tue 9/29

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

Sun 10/4

9:12 am-10:29 am

Nonstop1h 17m

$159

ChicagoDecatur

ORD Chicago O'Hare Intl - DEC Decatur Arpt

ORDDEC

Chicago O'Hare Intl

Thu 10/8

7:25 am-8:35 am

Nonstop1h 10m

Decatur Arpt

Thu 10/15

9:12 am-10:29 am

Nonstop1h 17m

$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 10/10

5:30 pm-6:43 pm

Nonstop1h 13m

Decatur Arpt

Sun 10/11

9:12 am-10:29 am

Nonstop1h 17m

$159

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

Sun 10/18

7:18 pm-8:35 pm

Nonstop1h 17m

$159

ChicagoDecatur

ORD Chicago O'Hare Intl - DEC Decatur Arpt

ORDDEC

Chicago O'Hare Intl

Fri 10/9

5:30 pm-6:43 pm

Nonstop1h 13m

Decatur Arpt

Fri 10/23

7:18 pm-8:35 pm

Nonstop1h 17m

$159

ChicagoDecatur

ORD Chicago O'Hare Intl - DEC Decatur Arpt

ORDDEC

Chicago O'Hare Intl

Mon 10/12

7:25 am-8:35 am

Nonstop1h 10m

Decatur Arpt

Mon 10/19

9:12 am-10:29 am

Nonstop1h 17m

$159

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 56m 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

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

Find flights from Los Angeles to Peoria, Illinois

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 10m

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 10m (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 $196 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?

$158 is the cheapest deal found on momondo in the last two weeks for a flight to Decatur, Illinois. This flight is from Denver and is 54% 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 September 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.

How can momondo help me find flights to Decatur?

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.

I’m not ready to book a flight to Decatur right now. Can momondo alert me if prices change?

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.