$202 Cheap Flights from Washington (DCA) to Wilmington (ILG)

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Cheap Flights from Washington to Wilmington (DCA-ILG)

Prices were available within the past 7 days and start at $202 for one-way flights and $183 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Flights from Washington (DCA) to Wilmington (ILG)
Origin airport
Ronald Reagan Washington National
Destination airport
New Castle
Roundtrip price
$182
Distance
96 mi

Washington to Wilmington Flights

The cheapest times to fly from Washington to Wilmington

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

The best time to book a flight from Washington to Wilmington

Sunday is one of the best days to book for cheap flights from Washington to Wilmington: 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 Washington to Wilmington

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 Washington to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $202 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 Washington to Wilmington 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 Washington to Wilmington 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 Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle) cost?
Discover the latest flight deals from DCA to ILG 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 DCA to ILG?
The cheapest flights from DCA to ILG 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 DCA to ILG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DCA to ILG. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle)?
You’ll need to take a flight with a layover if you’re traveling from Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle). Direct flights don’t operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from DCA to ILG?
Generally you’ll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary based on the season, carrier 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 Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle)?
Select a flight from Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 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 Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle) last-minute?
Holding off until just before your trip to book a flight from DCA to ILG often results in higher prices. While you may come across some last-minute discounts, they’re not always guaranteed. Be flexible with your itinerary for a better chance of snagging a bargain.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Wilmington, DE (ILG-New Castle)?
Usually, it’s possible to cancel or reschedule your DCA to ILG flight. However, if it’s been more than 24 hours since booking, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more details on our Customer Service portal.

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*Available to One Key members.