$532 Cheap Flights from Dallas (DAL) to Decatur (DEC)

View $532 flight on Tue, Nov 25, 2025Opens in a new window

Popular airlines from Love Field Airport (DAL) to Decatur, IL (DEC)

Cheap Flights from Dallas to Decatur (DAL-DEC)

Prices were available within the past 7 days and start at $532 for one-way flights and $1,053 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,053 Roundtrip, found 5 days ago
$1,053
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,053 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,153 Roundtrip, found 5 days ago
$1,153
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,153 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,263 Roundtrip, found 5 days ago
$1,263
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,263 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,294 Roundtrip, found 5 days ago
$1,294
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,294 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,394 Roundtrip, found 5 days ago
$1,394
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,394 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,504 Roundtrip, found 5 days ago
$1,504
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,504 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,604 Roundtrip, found 5 days ago
$1,604
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,604 found 5 days ago
Delta
Fri, Oct 24 - Sun, Oct 26
DAL
Dallas
DEC
Decatur
$1,714 Roundtrip, found 5 days ago
$1,714
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 24 from Dallas to Decatur, returning Sun, Oct 26, priced at $1,714 found 5 days ago
Flights from Dallas (DAL) to Decatur (DEC)
Origin airport
Love Field
Destination airport
Decatur
Roundtrip price
$1,053
Distance
655 mi

Dallas to Decatur Flights

The cheapest times to fly from Dallas to Decatur

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dallas to Decatur are during the month of October. You can find some of the cheapest flights from Dallas to Decatur with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dallas to Decatur

Sunday is one of the best days to book for cheap flights from Dallas to Decatur: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dallas to Decatur

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dallas to Decatur in 2025. You can also book with separate airlines for your outbound and return journeys, from $532 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dallas to Decatur flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dallas to Decatur airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Love Field Airport (DAL) to Decatur Airport (DEC) cost?
Grab a cheap one-way flight from $532 or cheap return flight from $1,053 from Love Field Airport (DAL) to Decatur Airport (DEC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Love Field Airport (DAL) to Decatur Airport (DEC)?
October is the most affordable month to fly from DAL to DEC. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Love Field Airport (DAL) to Decatur Airport (DEC)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from DAL to DEC. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Love Field Airport (DAL) to Decatur Airport (DEC)?
You'll need to catch a flight with a layover when traveling from Love Field Airport (DAL) to Decatur Airport (DEC). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from DAL to DEC?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Love Field Airport (DAL) to Decatur Airport (DEC)?
To reach Decatur Airport (DEC) on schedule, select a flight that leaves Love Field Airport (DAL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Love Field Airport (DAL) to Decatur Airport (DEC) last-minute?
Booking your flight from DAL to DEC right before your trip is usually more expensive. However, if there's some wiggle room with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a DAL to DEC flight and hotel package?
Compared with arranging hotels and flights separately, booking a DAL to DEC flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Love Field Airport (DAL) to Decatur Airport (DEC)?
In most instances, you can cancel or modify your DAL to DEC flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further details, head to our Customer Service portal.

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*Available to One Key members.