How long is the flight from Aurora to Decatur, Illinois?

Airlines like United Airlines fly from Aurora to Decatur, Illinois in about 5h 40m. The time it takes to get you to your destination can typically vary by up to . The distance between Aurora and Decatur, Illinois is about 837 mi.

In terms of precipitation, rainfall in Decatur, Illinois ranges from 1.7 - 4.4 inches per month. June is typically the wettest month, when rainfall can reach 4.4 in. January is typically the driest time to visit Decatur, Illinois when rainfall is around 1.7 in.

If weather is an important factor for your trip to Decatur, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

What is the cheapest time of day to fly from 9UR to DEC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Aurora to Decatur, Illinois as you normally would.

What airport do you fly into for flights to Decatur from Aurora?

Decatur Arpt (DEC) is the airport you will fly into if you book a flight from Aurora to Decatur. You should not have trouble finding flights to Decatur Arpt from Aurora; the airport handles an average of 0 inbound flights from Aurora per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Decatur airport from Aurora. It is only a 4.7 mi journey from Decatur Arpt (DEC) to Decatur’s city center.

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

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

How can I find direct flights from Aurora to Decatur?

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

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

Yes. Cheapflights offers flight deals from Aurora to Decatur by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$240+ Cheap Flights from Aurora to Decatur, IL

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Cheap flight deals from Aurora to Decatur

Cheapest

Best

Last-minute

One-way

Cheapest flights from Aurora to Decatur
Explore the most affordable flight options available from Aurora to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Thu 10/2911:15 am -

1 stop5h 40m

Mon 11/26:57 pm -

1 stop5h 34m

Deal found 8/21

$394

Wed 10/146:10 pm -

1 stop13h 25m

Sat 10/177:18 pm -

1 stop13h 21m

Deal found 8/22

$471

Tue 10/69:01 pm -

2 stops20h 42m

Tue 10/137:18 pm -

1 stop5h 35m

Deal found 8/25

$477

Mon 9/215:45 pm -

2 stops23h 59m

Mon 9/287:18 pm -

1 stop5h 36m

Deal found 8/24

$497

Sun 9/206:00 am -

1 stop11h 44m

Sun 9/277:18 pm -

1 stop13h 21m

Deal found 8/23

$501

Sun 10/257:45 am -

1 stop9h 10m

Mon 10/266:57 pm -

1 stop24h 16m

Deal found 8/24

$503

Thu 10/89:01 pm -

2 stops20h 42m

Mon 10/127:18 pm -

1 stop12h 21m

Deal found 8/24

$546

Tue 9/88:29 pm -

1 stop10h 36m

Sat 9/127:20 pm -

1 stop5h 09m

Deal found 8/24

$550

Best flights from Aurora to Decatur
Discover carefully curated flight deals from Aurora to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Thu 10/2911:15 am -

1 stop5h 40m

Mon 11/26:57 pm -

1 stop5h 34m

Deal found 8/21

$394

Tue 10/67:45 am -

1 stop23h 50m

Tue 10/137:18 pm -

1 stop5h 35m

Deal found 8/25

$417

Mon 9/215:30 am -

1 stop12h 13m

Mon 9/287:18 pm -

1 stop5h 36m

Deal found 8/24

$417

Wed 10/146:10 pm -

1 stop13h 25m

Sat 10/177:18 pm -

1 stop13h 21m

Deal found 8/22

$471

Sun 9/206:00 am -

1 stop11h 44m

Sun 9/277:18 pm -

1 stop13h 21m

Deal found 8/23

$501

Thu 10/88:29 pm -

1 stop11h 06m

Mon 10/127:18 pm -

1 stop14h 29m

Deal found 8/24

$501

Last-minute flights from Aurora to Decatur
Discover last-minute flight deals from Aurora to Decatur. Data last updated August 26, 2026 and is based on user searches.

Sat 8/296:00 am -

1 stop10h 59m

Sat 9/57:20 pm -

1 stop5h 34m

Deal found 8/26

$632

Sat 8/296:00 am -

1 stop10h 59m

Fri 9/47:20 pm -

1 stop12h 19m

Deal found 8/26

$709

Mon 9/76:00 am -

1 stop10h 59m

Fri 9/119:12 am -

1 stop14h 01m

Deal found 8/23

$633

Tue 9/88:29 pm -

1 stop10h 36m

Sat 9/127:20 pm -

1 stop5h 09m

Deal found 8/24

$550

Sun 9/206:00 am -

1 stop11h 44m

Sun 9/277:18 pm -

1 stop13h 21m

Deal found 8/23

$501

Mon 9/215:30 am -

1 stop12h 13m

Mon 9/287:18 pm -

1 stop5h 36m

Deal found 8/24

$417

Find flight deals from Aurora to Decatur

Most accurate provider	FlightHub 3 stars
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Round-trip from	$394 (United Airlines)
One-way from	$240 (United Airlines)

Provider with most accurate pricing for Denver Intl-Decatur Arpt flight deals.

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From Aurora to Decatur Arpt

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One-way flight from Aurora to Decatur Arpt

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Thu 10/29

11:15 am-5:55 pm

1 stop5h 40m

Decatur Arpt

Mon 11/2

6:57 pm-11:31 pm

1 stop5h 34m

$394

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Tue 10/6

7:45 am-8:35 am

1 stop23h 50m

Decatur Arpt

Tue 10/13

7:18 pm-11:53 pm

1 stop5h 35m

$417

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Mon 9/21

5:30 am-6:43 pm

1 stop12h 13m

Decatur Arpt

Mon 9/28

7:18 pm-11:54 pm

1 stop5h 36m

$417

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Wed 10/14

6:10 pm-8:35 am

1 stop13h 25m

Decatur Arpt

Sat 10/17

7:18 pm-7:39 am

1 stop13h 21m

$471

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Sun 9/20

6:00 am-6:44 pm

1 stop11h 44m

Decatur Arpt

Sun 9/27

7:18 pm-7:39 am

1 stop13h 21m

$501

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Thu 10/8

8:29 pm-8:35 am

1 stop11h 06m

Decatur Arpt

Mon 10/12

7:18 pm-8:47 am

1 stop14h 29m

$501

Cheapest one-way

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Mon 9/21

5:30 am-6:43 pm

1 stop12h 13m

$240

Quickest one-way

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Thu 9/24

11:15 am-6:43 pm

1 stop6h 28m

$364

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Sat 9/5

8:29 pm-7:09 am

1 stop9h 40m

$369

DenverDecatur

DEN Denver Intl - DEC Decatur Arpt

DENDEC

Denver Intl

Wed 9/2

8:29 pm-7:37 am

1 stop10h 08m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Sorted by cheapest first

Best time to book a flight from Aurora to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur from Aurora with our price prediction graph.

DEN-DEC

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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

9UR-DEC

DEN-DEC

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Decatur from Aurora?
Decatur Arpt (DEC) is the airport you will fly into if you book a flight from Aurora to Decatur. You should not have trouble finding flights to Decatur Arpt from Aurora; the airport handles an average of 0 inbound flights from Aurora per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Decatur airport from Aurora. It is only a 4.7 mi journey from Decatur Arpt (DEC) to Decatur’s city center.
How long is the flight from Aurora to Decatur, Illinois?
Airlines like United Airlines fly from Aurora to Decatur, Illinois in about 5h 40m. The time it takes to get you to your destination can typically vary by up to . The distance between Aurora and Decatur, Illinois is about 837 mi.
Can I find deals for flights from Aurora to Decatur that include hotel bookings?
Yes. In addition to deals on Aurora to Decatur flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Aurora to Decatur?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Aurora to Decatur.
Can I find deals for business class flights from Aurora to Decatur?
Yes. Cheapflights offers flight deals from Aurora to Decatur by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$240+ Cheap flights from Aurora, CO to Decatur, IL (DEC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Aurora to Decatur

Cheapest flights from Aurora to DecaturExplore the most affordable flight options available from Aurora to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Explore the most affordable flight options available from Aurora to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Best flights from Aurora to DecaturDiscover carefully curated flight deals from Aurora to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Discover carefully curated flight deals from Aurora to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Last-minute flights from Aurora to DecaturDiscover last-minute flight deals from Aurora to Decatur. Data last updated August 26, 2026 and is based on user searches.

Discover last-minute flight deals from Aurora to Decatur. Data last updated August 26, 2026 and is based on user searches.

One-way flights from Aurora to DecaturSearch for one-way flight options from Aurora to Decatur. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Search for one-way flight options from Aurora to Decatur. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

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Related info for your journey

What airport do you fly into for flights to Decatur from Aurora?

How long is the flight from Aurora to Decatur, Illinois?

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

How can I find direct flights from Aurora to Decatur?

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

Traveling to a place near Decatur?

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Other flights to Decatur

Explore flights to Decatur departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.

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Aurora and Decatur flights

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Cheapest flights from Aurora to Decatur
Explore the most affordable flight options available from Aurora to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.

Best flights from Aurora to Decatur
Discover carefully curated flight deals from Aurora to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.

Last-minute flights from Aurora to Decatur
Discover last-minute flight deals from Aurora to Decatur. Data last updated August 26, 2026 and is based on user searches.

One-way flights from Aurora to Decatur
Search for one-way flight options from Aurora to Decatur. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.