Cheap Flights from Newcastle (NTL) to Decatur (DEC)

Popular airlines from Newcastle, NSW (NTL-Williamtown) to Decatur, IL (DEC)

Frequently asked questions

How much does a flight from Williamtown Airport (NTL) to Decatur Airport (DEC) cost?
Get a cheap one-way flight or cheap return flight from Williamtown Airport (NTL) to Decatur Airport (DEC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Williamtown Airport (NTL) to Decatur Airport (DEC)?
The cheapest month to fly from NTL to DEC is , when demand is low. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Williamtown Airport (NTL) to Decatur Airport (DEC)?
To find the cheapest airline that'll fly you from NTL to DEC, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Williamtown Airport (NTL) to Decatur Airport (DEC)?
There are no daily nonstop flights departing from Williamtown Airport (NTL) to Decatur Airport (DEC). But you can choose 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 NTL to DEC?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, time of year 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 Williamtown Airport (NTL) to Decatur Airport (DEC)?
To land at Decatur Airport (DEC) on time, choose a flight that takes off from Williamtown Airport (NTL) 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 Williamtown Airport (NTL) to Decatur Airport (DEC) last-minute?
Booking your flight from NTL to DEC shortly before your trip is typically more expensive. But if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a NTL to DEC flight and hotel package?
You'll generally save money by securing a NTL 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 place. After choosing your preferred flights and accommodations, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Williamtown Airport (NTL) to Decatur Airport (DEC)?
If you reserved your NTL to DEC flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare 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
Williamtown
Destination airport
Decatur
Distance
9085 mi

Book with confidence

Newcastle to Decatur Flights

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

 

The best time to book a flight from Newcastle to Decatur

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

 

Newcastle to Decatur Flights

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*Available to One Key members.