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Decatur

$189+ Cheap flights from Texas 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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — DEC
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Texas to Decatur

Cheapest flights from Texas to Decatur
Explore the most affordable flight options available from Texas to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:10 pm
DFW
-
DEC
1 stop19h 42m
United Airlines
Sun 3/87:15 pm
DEC
-
DFW
1 stop27h 41m
United Airlines
Deal found 1/29$333
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:07 am
IAH
-
DEC
1 stop7h 50m
United Airlines
Sat 5/27:20 pm
DEC
-
IAH
1 stop5h 19m
United Airlines
Deal found 1/28$334
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:55 am
IAH
-
DEC
1 stop5h 59m
United Airlines
Mon 2/167:15 pm
DEC
-
IAH
1 stop4h 54m
United Airlines
Deal found 1/28$342
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1110:06 am
IAH
-
DEC
1 stop7h 55m
United Airlines
Sun 2/157:15 pm
DEC
-
IAH
1 stop4h 54m
United Airlines
Deal found 1/27$345
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:15 am
DFW
-
DEC
1 stop7h 36m
United Airlines
Sat 10/316:55 pm
DEC
-
DFW
1 stop16h 09m
United Airlines
Deal found 1/26$353
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 am
DFW
-
DEC
2 stops11h 54m
United Airlines
Mon 2/169:50 am
DEC
-
DFW
2 stops14h 09m
United Airlines
Deal found 1/28$359
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/61:18 pm
DFW
-
DEC
1 stop4h 43m
United Airlines
Sun 2/89:49 am
DEC
-
DFW
2 stops10h 56m
United Airlines
Deal found 1/28$414
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:27 pm
DFW
-
DEC
1 stop22h 26m
United Airlines
Sun 3/87:15 pm
DEC
-
DFW
1 stop27h 41m
United Airlines
Deal found 1/28$418
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2910:06 am
IAH
-
DEC
1 stop7h 55m
United Airlines
Mon 2/97:09 pm
DEC
-
IAH
1 stop5h 03m
United Airlines
Deal found 1/28$419
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:34 am
AUS
-
DEC
1 stop7h 17m
United Airlines
Sat 10/316:55 pm
DEC
-
AUS
1 stop16h 27m
United Airlines
Deal found 1/28$422
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:09 am
IAH
-
DEC
1 stop12h 49m
United Airlines
Sat 5/27:20 pm
DEC
-
IAH
1 stop5h 19m
United Airlines
Deal found 1/28$431
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/410:15 am
AUS
-
DEC
1 stop7h 46m
United Airlines
Sat 2/77:09 pm
DEC
-
AUS
1 stop17h 18m
United Airlines
Deal found 1/27$480

Find flight deals from Texas to Decatur

Keep the following information in mind while searching for Texas to Decatur flight deals. Data was last updated January 29, 2026.

Round-trip from

$333
(United Airlines)

One-way from

$189
(United Airlines)
From Texas to Decatur Arpt
Search Deals
One-way flight from Texas to Decatur Arpt
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Texas to Decatur 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Texas to Decatur that are best for you.

Fly from

Texas

Fly to

Decatur

Route

Depart

Return

Price

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Wed 3/4

1:10 pm-8:52 am

1 stop19h 42m

Decatur Arpt

Sun 3/8

7:15 pm-10:56 pm

1 stop27h 41m

$333

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 4/29

10:07 am-6:02 pm

1 stop7h 55m

Decatur Arpt

Sat 5/2

7:20 pm-12:39 am

1 stop5h 19m

$334

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Thu 2/12

6:00 am-5:54 pm

2 stops11h 54m

Decatur Arpt

Mon 2/16

9:50 am-11:59 pm

2 stops14h 09m

$359

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Fri 3/6

7:27 pm-5:53 pm

1 stop22h 26m

Decatur Arpt

Sun 3/8

7:15 pm-10:56 pm

1 stop27h 41m

$418

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Fri 5/1

5:09 am-5:58 pm

1 stop12h 49m

Decatur Arpt

Sat 5/2

7:20 pm-12:39 am

1 stop5h 19m

$431

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Sat 3/7

11:56 am-5:53 pm

1 stop5h 57m

Decatur Arpt

Wed 3/11

7:15 pm-12:09 am

1 stop4h 54m

$490

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Wed 2/11

7:40 am-6:01 pm

2 stops10h 21m

Decatur Arpt

Sun 2/15

7:15 pm-12:09 am

1 stop4h 54m

$508

HoustonDecatur

IAH - DEC

IAHDEC

Houston George Bush Intcntl

Thu 3/5

11:56 am-5:53 pm

1 stop5h 57m

Decatur Arpt

Fri 3/13

7:15 pm-12:09 am

1 stop4h 54m

$562

AustinDecatur

AUS - DEC

AUSDEC

Austin Bergstrom

Sat 3/21

5:33 pm-8:52 am

1 stop15h 19m

$189

DallasDecatur

DFW - DEC

DFWDEC

Dallas/Fort Worth

Wed 2/11

10:25 am-8:52 am

1 stop22h 27m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 15 results
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Best time to book a flight from Texas to Decatur

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

Cheapflights Insights

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

What is the cheapest month to book a flight from Texas to Decatur, Illinois?

Currently, August is the cheapest month in which you can book a flight from Texas to Decatur, Illinois (average of $166). Flying from Texas to Decatur, Illinois in January is currently the most expensive (average of $283). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Texas to Decatur. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For a flight from Texas to Decatur, you will be flying into Decatur Arpt. Decatur Arpt (DEC) is just 4.7 mi from the center of the city.

  • How long is the flight from Texas to Decatur, Illinois?

    There are many flights that can get you from Texas to Decatur, Illinois in 19h 42m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 660 mi.

  • What are the most popular routes from Texas to Decatur, Illinois?

    The most popular flight routes from Texas to Decatur, Illinois are Houston Hobby - Decatur Arpt, Dallas/Fort Worth - Decatur Arpt and Austin Bergstrom - Decatur Arpt.

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

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

  • How can I find direct flights from Texas to Decatur?

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

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

    Yes. Cheapflights offers flight deals from Texas 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.

  • What is the cheapest month to book a flight from Texas to Decatur, Illinois?

    Currently, August is the cheapest month in which you can book a flight from Texas to Decatur, Illinois (average of $166). Flying from Texas to Decatur, Illinois in January is currently the most expensive (average of $283). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Decatur?

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

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Alternative routes for Texas to Decatur

See prices for flight routes from nearby airports that may be better suited for you.
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