Cheap Flights from Harrisburg (MDT) to Decatur (DEC)

Popular airlines from Harrisburg Intl. Airport (MDT) to Decatur, IL (DEC)

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Frequently asked questions

How much does a flight from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC) cost?
Secure a cheap one-way flight or cheap return flight from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC)?
The cheapest month to fly from MDT to DEC is , when demand is low. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC)?
To find the cheapest airline that'll fly you from MDT to DEC, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC)?
You'll have to hop on a flight with a layover if you're traveling from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from MDT to DEC?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC)?
To avoid possible delays on the Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC) last-minute?
Holding off until just before your trip to book a flight from MDT to DEC often results in higher prices. While you may find some last-minute offers, they're not always guaranteed. Keep your travel schedule open for the best chance of getting a bargain.
Is it cheaper to book a MDT to DEC flight and hotel package?
Compared with arranging flights and hotels separately, booking a MDT to DEC flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Harrisburg Intl. Airport (MDT) to Decatur Airport (DEC)?
If you reserved your MDT to DEC flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Harrisburg Intl.
Destination airport
Decatur
Distance
641 mi

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Harrisburg to Decatur Flights

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

 

The best time to book a flight from Harrisburg to Decatur

Sunday is one of the best days to book for cheap flights from Harrisburg 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 Harrisburg 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 Harrisburg to Decatur in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Harrisburg 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 Harrisburg 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.

 

Harrisburg to Decatur Flights

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