Cheap Flights from Rapid City (RAP) to Wilmington (ILG)

Popular airlines from Rapid City Regional Airport (RAP) to Wilmington

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Alternative airports near Wilmington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $497
PHL
Philadelphia Intl.
Cheapest
Average driving time to city center28 min
Flights from $497

Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle) cost?
Secure a cheap one-way flight or cheap return flight from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle)?
is the least expensive month to fly from RAP to ILG. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from RAP to ILG. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle)?
Direct flights from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RAP to ILG?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change 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 Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle)?
To avoid possible delays on the Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle) last-minute?
Booking your ticket from RAP to ILG just before your journey is usually more expensive. However, if you're flexible with your travel dates and times, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Wilmington, DE (ILG-New Castle)?
If you booked your RAP to ILG flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket 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, go to our Customer Service portal for more information.

Travel information

Origin airport
Rapid City Regional
Destination airport
New Castle
Distance
1437 mi

Book with confidence

Rapid City to Wilmington Flights

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

 

The best time to book a flight from Rapid City to Wilmington

Sunday is one of the best days to book for cheap flights from Rapid City 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 Rapid City 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 Rapid City to Wilmington in 2026. 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 Rapid City 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 Rapid City 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.

 

Rapid City to Wilmington Flights

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*Available to One Key members.