Cheap Flights from Wilmington (ILG) to St. Augustine (UST)

Popular airlines from Wilmington, DE (ILG-New Castle) to St. Augustine, FL (UST-Northeast Florida Regional)

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Frequently asked questions

How much does a flight from Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST) cost?
Secure a cheap one-way flight or cheap return flight from Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST) 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 Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST)?
Planning your getaway for is a good way to save, as it's the cheapest month for flights between ILG and UST. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST)?
To find the cheapest airline that'll fly you from ILG to UST, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST)?
You'll need to take a flight with a layover if you're traveling from Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from ILG to UST?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on various factors, such as 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 Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST)?
To avoid possible delays on the Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST) route, fly 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 Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST) last-minute?
Last-minute bookings from ILG to UST are generally more expensive. To secure the best rates, start searching for flights well in advance. That being said, if your travel plans are flexible, it's possible to land a cheap fare right before your trip.
Is it cheaper to book an ILG to UST flight and hotel package?
Compared with arranging hotels and flights separately, booking an ILG to UST flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Wilmington, DE (ILG-New Castle) to Northeast Florida Regional Airport (UST)?
If you booked your ILG to UST flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, 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 for more information.

Travel information

Origin airport
New Castle
Destination airport
Northeast Florida Regional
Distance
745 mi

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Wilmington to St. Augustine Flights

The cheapest times to fly from Wilmington to St. Augustine

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 Wilmington to St. Augustine are during the month of . You can find some of the cheapest flights from Wilmington to St. Augustine with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Wilmington to St. Augustine

Sunday is one of the best days to book for cheap flights from Wilmington to St. Augustine: 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 Wilmington to St. Augustine

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 Wilmington to St. Augustine 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 Wilmington to St. Augustine 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 Wilmington to St. Augustine 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.

 

Wilmington to St. Augustine Flights

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