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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:50 pm - 5:58 pm

ORD

DEC

1h 08mnonstop

9:42 am - 10:55 am

DEC

ORD

1h 13mnonstop

$149United Airlines

Thu, May 7 - Mon, May 11

4:45 pm - 5:56 pm

ORD

DEC

1h 11mnonstop

7:05 pm - 8:13 pm

DEC

ORD

1h 08mnonstop

$159United Airlines

Sat, May 30 - Tue, Jun 2

4:45 pm - 5:56 pm

ORD

DEC

1h 11mnonstop

7:05 pm - 8:13 pm

DEC

ORD

1h 08mnonstop

$170United Airlines

Sat, May 30 - Tue, Jun 2

4:50 pm - 5:58 pm

ORD

DEC

1h 08mnonstop

9:42 am - 10:55 am

DEC

ORD

1h 13mnonstop

$191United Airlines

Mon, May 4 - Wed, May 6

12:36 am - 8:57 am

LAS

DEC

6h 21m

1 stop

7:05 pm - 11:53 pm

DEC

LAS

6h 48m

1 stop

$344United Airlines

Tue, Jun 9 - Sun, Jun 14

8:33 pm - 8:58 am

SLC

DEC

11h 25m

2 stops

9:37 am - 3:17 pm

DEC

SLC

6h 40m

1 stop

$354United Airlines

Sun, May 10 - Sun, May 24

8:31 pm - 8:57 am

LAS

DEC

10h 26m

2 stops

7:05 pm - 11:53 pm

DEC

LAS

6h 48m

1 stop

$366United Airlines

Wed, Jun 10 - Sun, Jun 14

10:55 am - 5:56 pm

BOS

DEC

8h 01m

1 stop

7:20 pm - 1:08 am

DEC

BOS

4h 48m

1 stop

$384United Airlines

Fri, Jun 19 - Thu, Jun 25

8:33 pm - 8:58 am

SLC

DEC

11h 25m

2 stops

9:37 am - 5:15 pm

DEC

SLC

8h 38m

2 stops

$385United Airlines

Sun, May 10 - Sun, May 24

8:27 pm - 8:58 am

SLC

DEC

11h 31m

2 stops

9:37 am - 3:17 pm

DEC

SLC

6h 40m

1 stop

$406United Airlines

Sun, May 17 - Sun, May 24

Fly from

Route

Depart

Return

Price

Cheapest round-trip

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Thu 5/7

4:50 pm-5:58 pm

Nonstop1h 08m

Decatur Arpt

Mon 5/11

9:42 am-10:55 am

Nonstop1h 13m

$149

Quickest round-trip

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Sat 5/30

4:45 pm-5:56 pm

Nonstop1h 11m

Decatur Arpt

Tue 6/2

7:05 pm-8:13 pm

Nonstop1h 08m

$159

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Sat 5/30

4:45 pm-5:56 pm

Nonstop1h 11m

Decatur Arpt

Tue 6/2

7:05 pm-8:13 pm

Nonstop1h 08m

$170

ChicagoDecatur

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Mon 5/4

4:50 pm-5:58 pm

Nonstop1h 08m

Decatur Arpt

Wed 5/6

9:42 am-10:55 am

Nonstop1h 13m

$191

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Tue 6/9

12:36 am-8:57 am

1 stop6h 21m

Decatur Arpt

Sun 6/14

7:05 pm-11:53 pm

1 stop6h 48m

$344

Salt Lake CityDecatur

SLC - DEC

SLCDEC

Salt Lake City

Sun 5/10

8:33 pm-8:58 am

2 stops11h 25m

Decatur Arpt

Sun 5/24

9:37 am-3:17 pm

1 stop6h 40m

$354

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Wed 6/10

8:31 pm-8:57 am

2 stops10h 26m

Decatur Arpt

Sun 6/14

7:05 pm-11:53 pm

1 stop6h 48m

$366

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Fri 6/19

10:55 am-5:56 pm

1 stop8h 01m

Decatur Arpt

Thu 6/25

7:20 pm-1:08 am

1 stop4h 48m

$384

Salt Lake CityDecatur

SLC - DEC

SLCDEC

Salt Lake City

Sun 5/10

8:33 pm-8:58 am

2 stops11h 25m

Decatur Arpt

Sun 5/24

9:37 am-5:15 pm

2 stops8h 38m

$385

Salt Lake CityDecatur

SLC - DEC

SLCDEC

Salt Lake City

Sun 5/17

8:27 pm-8:58 am

2 stops11h 31m

Decatur Arpt

Sun 5/24

9:37 am-3:17 pm

1 stop6h 40m

$406

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 6h 24m on average. If you fly from San Francisco (another popular airport in United States) to Greater Peoria, then the average flight time is 6h 34m.

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 12m

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 12m (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 $93 per person, Decatur Arpt 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?

$77 is the cheapest deal found on momondo in the last two weeks for a flight to Decatur, Illinois. This flight is from Tampa and is 66% 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 April 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.