Cheap Flights from Duluth (DLH) to Decatur (DEC)

Popular airlines from Duluth, MN (DLH-Duluth Intl.) to Decatur, IL (DEC)

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Flights from Duluth (DLH) to Decatur (DEC)
Origin airport
Duluth Intl.
Destination airport
Decatur
Distance
511 mi

Duluth to Decatur Flights

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

 

The best time to book a flight from Duluth to Decatur

Sunday is one of the best days to book for cheap flights from Duluth 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 Duluth 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 Duluth 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 Duluth 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 Duluth 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 Duluth Intl. Airport (DLH) to Decatur Airport (DEC) cost?
Discover the latest flight deals from DLH to DEC by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DLH to DEC?
The cheapest flights from DLH to DEC are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DLH to DEC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DLH to DEC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Duluth Intl. Airport (DLH) to Decatur Airport (DEC)?
There are no daily nonstop flights departing from Duluth Intl. Airport (DLH) to Decatur Airport (DEC). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from DLH to DEC?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Duluth Intl. Airport (DLH) to Decatur Airport (DEC)?
To land at Decatur Airport (DEC) on time, choose a flight that takes off from Duluth Intl. Airport (DLH) before 3 PM. The likelihood 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 Duluth Intl. Airport (DLH) to Decatur Airport (DEC) last-minute?
Waiting until just before your trip to book a ticket from DLH to DEC often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a DLH to DEC flight and hotel package?
Compared with arranging flights and hotels separately, booking a DLH to DEC flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Duluth Intl. Airport (DLH) to Decatur Airport (DEC)?
Typically, you can cancel or modify your DLH to DEC flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want further information, visit our Customer Service portal.

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*Available to One Key members.