Cheap Flights from Tulsa (TUL) to Decatur (DEC)

Popular airlines from Tulsa International Airport (TUL) to Decatur, IL (DEC)

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Frequently asked questions

How much does a flight from Tulsa Intl. Airport (TUL) to Decatur Airport (DEC) cost?
Snag a cheap one-way flight or cheap return flight from Tulsa Intl. Airport (TUL) 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 Tulsa Intl. Airport (TUL) to Decatur Airport (DEC)?
Flying in is a good way to save, as it's the cheapest month for flights between TUL and DEC. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Tulsa Intl. Airport (TUL) to Decatur Airport (DEC)?
Expedia's filter tool lets you easily compare travel time, airlines and fares 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 TUL to DEC flight.
How many flights per day from Tulsa Intl. Airport (TUL) to Decatur Airport (DEC)?
Nonstop flights from Tulsa Intl. Airport (TUL) to Decatur Airport (DEC) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TUL to DEC?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a range of factors, including the season 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 Tulsa Intl. Airport (TUL) to Decatur Airport (DEC)?
To avoid possible delays on the Tulsa Intl. Airport (TUL) to Decatur Airport (DEC) route, aim to travel before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Tulsa Intl. Airport (TUL) to Decatur Airport (DEC) last-minute?
Booking your flight from TUL to DEC right before your trip is generally more expensive. But if there's some wiggle room with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a TUL to DEC flight and hotel package?
You'll typically save money by securing a TUL to DEC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your ideal flights and accommodations, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Tulsa Intl. Airport (TUL) to Decatur Airport (DEC)?
Generally, it's possible to cancel or reschedule your TUL to DEC flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Tulsa Intl.
Destination airport
Decatur
Distance
457 mi

Book with confidence

Book with confidence

Tulsa to Decatur Flights

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

 

The best time to book a flight from Tulsa to Decatur

Sunday is one of the best days to book for cheap flights from Tulsa 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 Tulsa 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 Tulsa 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 Tulsa 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 Tulsa 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.

 

Tulsa to Decatur Flights

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*Available to One Key members.