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Cheap flights from Houston George Bush Intcntl Airport to Decatur from $227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Decatur departing on 1/6. 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 Houston George Bush Intcntl Airport to Decatur

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:06 am - 6:01 pm
IAH
-
DEC
7h 55m1 stop
United Airlines Logo
7:09 pm - 12:12 am
DEC
-
IAH
5h 03m1 stop
$359United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
6:35 pm - 5:56 pm
IAH
-
DEC
23h 21m1 stop
United Airlines Logo
7:05 pm - 11:59 pm
DEC
-
IAH
4h 54m1 stop
$364United Airlines
Fri, Feb 13 - Sun, Feb 15
United Airlines Logo
10:06 am - 6:01 pm
IAH
-
DEC
7h 55m1 stop
United Airlines Logo
7:09 pm - 12:12 am
DEC
-
IAH
5h 03m1 stop
$369United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
9:54 pm - 6:01 pm
IAH
-
DEC
20h 07m2 stops
United Airlines Logo
7:09 pm - 12:12 am
DEC
-
IAH
5h 03m1 stop
$397United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
1:32 pm - 5:56 pm
IAH
-
DEC
28h 24m2 stops
United Airlines Logo
7:05 pm - 11:59 pm
DEC
-
IAH
4h 54m1 stop
$415United Airlines
Fri, Feb 13 - Sun, Feb 15
United Airlines Logo
9:54 pm - 6:01 pm
IAH
-
DEC
20h 07m2 stops
United Airlines Logo
7:09 pm - 12:12 am
DEC
-
IAH
5h 03m1 stop
$417United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
7:20 am - 9:05 am
IAH
-
DEC
25h 45m2 stops
United Airlines Logo
7:09 pm - 12:12 am
DEC
-
IAH
5h 03m1 stop
$421United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
5:05 pm - 9:05 am
IAH
-
DEC
16h 00m1 stop
United Airlines Logo
9:44 am - 5:25 pm
DEC
-
IAH
7h 41m1 stop
$475United Airlines
Thu, Dec 25 - Mon, Dec 29
United Airlines Logo
7:20 am - 9:05 am
IAH
-
DEC
25h 45m2 stops
United Airlines Logo
7:09 pm - 5:17 pm
DEC
-
IAH
22h 08m2 stops
$482United Airlines
Wed, Jan 14 - Sat, Jan 17
United Airlines Logo
9:35 pm - 9:05 am
IAH
-
DEC
11h 30m1 stop
United Airlines Logo
7:09 pm - 8:28 am
DEC
-
IAH
13h 19m2 stops
$588United Airlines
Thu, Dec 25 - Mon, Dec 29

United Airlines flights from Houston George Bush Intcntl Airport to Decatur, Illinois

Our best United Airlines deals on Houston George Bush Intcntl Airport to Decatur, Illinois flight tickets
United Airlines
Jan 14
IAH10:06 amHouston George Bush Intcntl
7h 55m
1 stop
DEC6:01 pmDecatur Arpt
Jan 17
DEC7:09 pmDecatur Arpt
5h 03m
1 stop
IAH12:12 amHouston George Bush Intcntl
$359
Find similar
United Airlines
Feb 13
IAH6:35 pmHouston George Bush Intcntl
23h 21m
1 stop
DEC5:56 pmDecatur Arpt
Feb 15
DEC7:05 pmDecatur Arpt
4h 54m
1 stop
IAH11:59 pmHouston George Bush Intcntl
$364
Find similar
United Airlines
Jan 14
IAH10:06 amHouston George Bush Intcntl
7h 55m
1 stop
DEC6:01 pmDecatur Arpt
Jan 17
DEC7:09 pmDecatur Arpt
5h 03m
1 stop
IAH12:12 amHouston George Bush Intcntl
$369
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 December 11, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Decatur, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 1/14

10:06 am-6:01 pm

1 stop7h 55m

Decatur Arpt

Sat 1/17

7:09 pm-12:12 am

1 stop5h 03m

$359

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Fri 2/13

6:35 pm-5:56 pm

1 stop23h 21m

Decatur Arpt

Sun 2/15

7:05 pm-11:59 pm

1 stop4h 54m

$364

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 1/14

10:06 am-6:01 pm

1 stop7h 55m

Decatur Arpt

Sat 1/17

7:09 pm-12:12 am

1 stop5h 03m

$369

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 1/14

9:54 pm-6:01 pm

2 stops20h 07m

Decatur Arpt

Sat 1/17

7:09 pm-12:12 am

1 stop5h 03m

$397

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Fri 2/13

1:32 pm-5:56 pm

2 stops28h 24m

Decatur Arpt

Sun 2/15

7:05 pm-11:59 pm

1 stop4h 54m

$415

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 1/14

9:54 pm-6:01 pm

2 stops20h 07m

Decatur Arpt

Sat 1/17

7:09 pm-12:12 am

1 stop5h 03m

$417

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 1/14

7:20 am-9:05 am

2 stops25h 45m

Decatur Arpt

Sat 1/17

7:09 pm-12:12 am

1 stop5h 03m

$421

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Thu 12/25

5:05 pm-9:05 am

1 stop16h 00m

Decatur Arpt

Mon 12/29

9:44 am-5:25 pm

1 stop7h 41m

$475

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 1/14

7:20 am-9:05 am

2 stops25h 45m

Decatur Arpt

Sat 1/17

7:09 pm-5:17 pm

2 stops22h 08m

$482

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Thu 12/25

9:35 pm-9:05 am

1 stop11h 30m

Decatur Arpt

Mon 12/29

7:09 pm-8:28 am

2 stops13h 19m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Decatur from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport 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 Houston George Bush Intcntl to Decatur Arpt?

United Airlines is the most popular carrier operating from Houston George Bush Intcntl to Decatur Arpt

When to book flights from Houston George Bush Intcntl Airport to Decatur, Illinois

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Decatur, Illinois according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Decatur, Illinois (IAH to DEC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Decatur, Illinois

Fastest flight time

6h 04m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Decatur, Illinois takes 6h 04m
There are no direct flights from Houston George Bush Intcntl Airport to Decatur, Illinois. There are no popular flight routes from Houston George Bush Intcntl Airport to Decatur, Illinois.
Search flight deals

  • How far is Houston George Bush Intcntl to Decatur Arpt by plane?

    Decatur Arpt is 769.9 mi away from Houston George Bush Intcntl. A reasonable flight in good conditions will take 6h 04m.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Decatur Arpt Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Decatur Arpt Airport are updated daily.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Decatur Arpt Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Decatur Arpt Airport.

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

    The necessary travel and health documents for your Decatur Arpt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Houston to Decatur?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Decatur. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search for Houston 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 Houston to Decatur right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Decatur from Houston. 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.

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