$232 Cheap Flights from Miami (MIA) to Decatur (DEC)

View $232 flight on Thu, Nov 6, 2025Opens in a new window

Popular airlines from Miami Intl. Airport (MIA) to Decatur, IL (DEC)

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Cheap Flights from Miami to Decatur (MIA-DEC)

Prices were available within the past 7 days and start at $232 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Miami (MIA) to Decatur (DEC)
Origin airport
Miami Intl.
Destination airport
Decatur
Distance
1089 mi

Miami to Decatur Flights

The cheapest times to fly from Miami 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 Miami to Decatur are during the month of . You can find some of the cheapest flights from Miami to Decatur with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Miami to Decatur

Sunday is one of the best days to book for cheap flights from Miami 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 Miami 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 Miami to Decatur in 2025. You can also book with separate airlines for your outbound and return journeys, from $232 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 Miami 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 Miami 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 Miami Intl. Airport (MIA) to Decatur Airport (DEC) cost?
Get a cheap one-way flight from $232 or cheap return flight from Miami Intl. Airport (MIA) 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 Miami Intl. Airport (MIA) to Decatur Airport (DEC)?
Planning your getaway for is a great way to save, as it's the cheapest month for flights between MIA and DEC. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Miami Intl. Airport (MIA) to Decatur Airport (DEC)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest MIA to DEC flight.
How many flights per day from Miami Intl. Airport (MIA) to Decatur Airport (DEC)?
There aren't any daily direct flights available from Miami Intl. Airport (MIA) to Decatur Airport (DEC). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from MIA to DEC?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Miami Intl. Airport (MIA) to Decatur Airport (DEC)?
To land at Decatur Airport (DEC) without delays, opt for a flight that leaves from Miami Intl. Airport (MIA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Miami Intl. Airport (MIA) to Decatur Airport (DEC) last-minute?
Last-minute bookings from MIA to DEC are generally more expensive. To lock in the cheapest rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a MIA to DEC flight and hotel package?
Compared with arranging hotels and flights separately, booking a MIA to DEC flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Miami Intl. Airport (MIA) to Decatur Airport (DEC)?
In most instances, you can modify or cancel your MIA to DEC flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.