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Cheap flights from Colorado to Decatur from $266

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Decatur departing on 6/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Colorado to Decatur

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 5:56 pm
DEN
-
DEC
10h 56m
1 stop
United Airlines Logo
7:05 pm - 11:53 pm
DEC
-
DEN
5h 48m
1 stop
$467United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
6:00 am - 5:56 pm
DEN
-
DEC
10h 56m
1 stop
United Airlines Logo
7:05 pm - 11:53 pm
DEC
-
DEN
5h 48m
1 stop
$477United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
8:34 pm - 5:51 pm
DEN
-
DEC
20h 17m
1 stop
United Airlines Logo
9:42 am - 12:58 am
DEC
-
DEN
16h 16m
1 stop
$492United Airlines
Fri, Oct 9 - Sun, Oct 11
United Airlines Logo
8:40 pm - 5:51 pm
DEN
-
DEC
20h 11m
2 stops
United Airlines Logo
9:42 am - 12:58 am
DEC
-
DEN
16h 16m
1 stop
$559United Airlines
Fri, Oct 9 - Sun, Oct 11
United Airlines Logo
6:00 am - 5:56 pm
DEN
-
DEC
10h 56m
1 stop
United Airlines Logo
7:05 pm - 10:16 am
DEC
-
DEN
16h 11m
2 stops
$595United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
6:00 am - 5:56 pm
DEN
-
DEC
10h 56m
1 stop
United Airlines Logo
7:05 pm - 10:16 am
DEC
-
DEN
16h 11m
2 stops
$605United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
6:00 am - 5:56 pm
DEN
-
DEC
10h 56m
1 stop
United Airlines Logo
7:05 pm - 10:16 am
DEC
-
DEN
16h 11m
2 stops
$615United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
7:40 am - 5:56 pm
DEN
-
DEC
9h 16m
2 stops
United Airlines Logo
7:05 pm - 6:42 am
DEC
-
DEN
12h 37m
2 stops
$776United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
7:40 am - 5:56 pm
DEN
-
DEC
9h 16m
2 stops
United Airlines Logo
7:05 pm - 6:42 am
DEC
-
DEN
12h 37m
2 stops
$786United Airlines
Fri, May 29 - Sat, May 30
United Airlines Logo
7:40 am - 5:56 pm
DEN
-
DEC
9h 16m
2 stops
United Airlines Logo
7:05 pm - 6:42 am
DEC
-
DEN
12h 37m
2 stops
$801United Airlines
Fri, May 29 - Sat, May 30

United Airlines flights from Colorado to Decatur, Illinois

Our best United Airlines deals on Colorado to Decatur, Illinois flight tickets
United Airlines
May 29
DEN6:00 amDenver Intl
10h 56m
1 stop
DEC5:56 pmDecatur Arpt
May 30
DEC7:05 pmDecatur Arpt
5h 48m
1 stop
DEN11:53 pmDenver Intl
$467
United Airlines
May 29
DEN6:00 amDenver Intl
10h 56m
1 stop
DEC5:56 pmDecatur Arpt
May 30
DEC7:05 pmDecatur Arpt
5h 48m
1 stop
DEN11:53 pmDenver Intl
$477
United Airlines
Oct 9
DEN8:34 pmDenver Intl
20h 17m
1 stop
DEC5:51 pmDecatur Arpt
Oct 11
DEC9:42 amDecatur Arpt
16h 16m
1 stop
DEN12:58 amDenver Intl
$492

momondo Fare Finder

 
Customize your flight search to find flights from Colorado to Decatur, Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 14, 2026.
Use the filters below to find and compare flights from Colorado to Decatur, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

6:00 am-5:56 pm

1 stop10h 56m

Decatur Arpt

Sat 5/30

7:05 pm-11:53 pm

1 stop5h 48m

$467

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

6:00 am-5:56 pm

1 stop10h 56m

Decatur Arpt

Sat 5/30

7:05 pm-11:53 pm

1 stop5h 48m

$477

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 10/9

8:34 pm-5:51 pm

1 stop20h 17m

Decatur Arpt

Sun 10/11

9:42 am-12:58 am

1 stop16h 16m

$492

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 10/9

8:40 pm-5:51 pm

2 stops20h 11m

Decatur Arpt

Sun 10/11

9:42 am-12:58 am

1 stop16h 16m

$559

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

6:00 am-5:56 pm

1 stop10h 56m

Decatur Arpt

Sat 5/30

7:05 pm-10:16 am

2 stops16h 11m

$595

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

6:00 am-5:56 pm

1 stop10h 56m

Decatur Arpt

Sat 5/30

7:05 pm-10:16 am

2 stops16h 11m

$605

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

6:00 am-5:56 pm

1 stop10h 56m

Decatur Arpt

Sat 5/30

7:05 pm-10:16 am

2 stops16h 11m

$615

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

7:40 am-5:56 pm

2 stops9h 16m

Decatur Arpt

Sat 5/30

7:05 pm-6:42 am

2 stops12h 37m

$776

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

7:40 am-5:56 pm

2 stops9h 16m

Decatur Arpt

Sat 5/30

7:05 pm-6:42 am

2 stops12h 37m

$786

DenverDecatur

DEN - DEC

DENDEC

Denver Intl

Fri 5/29

7:40 am-5:56 pm

2 stops9h 16m

Decatur Arpt

Sat 5/30

7:05 pm-6:42 am

2 stops12h 37m

$801

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
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See travel insights to Decatur from

How to get the cheapest flight ticket from Colorado to Decatur, Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Colorado to Decatur Arpt?

United Airlines is the most popular carrier operating from Colorado to Decatur Arpt

What airlines fly to Decatur, Illinois?

American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to Decatur, Illinois from Colorado according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Decatur, Illinois. Keep in mind that there are 3 different airlines that fly to Decatur, Illinois on a routine basis, so you have a few additional options to choose from.

Cheap Colorado to Decatur, Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Decatur, Illinois

Fastest flight time

10h 56m

Direct flights

None
The fastest flight from Colorado to Decatur, Illinois takes 10h 56m
There are no direct flights from Colorado to Decatur, Illinois. There are no popular flight routes from Colorado to Decatur, Illinois.
Search flight deals

Frequently asked questions about flying from Colorado to Decatur, Illinois

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Decatur Arpt Airport.

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

    The travel and health documents you'll need for your trip to Decatur Arpt Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Decatur Arpt Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Decatur?

Book flights to Decatur if you plan to visit one of these locations
Effingham
Mattoon
Forsyth

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Decatur?

It is quick and easy to find Colorado to Decatur flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Decatur that suits you.

Can I find flights from Colorado to Decatur with flexible booking policies on momondo?

momondo does allow users to show only those flights to Decatur from Colorado which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Colorado to Decatur?

Once you have performed a search for Colorado to Decatur flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Decatur from Colorado are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Decatur, Illinois trip

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