$180 Cheap Flights from Wilmington (ILM) to Rapid City (RAP)

View $180 flight on Fri, Dec 5, 2025Opens in a new window

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

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Cheap Flights from Wilmington to Rapid City (ILM-RAP)

Prices were available within the past 7 days and start at $180 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Dec 4 - Tue, Dec 9
ILM
Wilmington
RAP
Rapid City
$269 Roundtrip, found 6 days ago
$269
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Dec 4 from Wilmington to Rapid City, returning Tue, Dec 9, priced at $269 found 6 days ago
Delta
Fri, Dec 5 - Sat, Dec 6
ILM
Wilmington
RAP
Rapid City
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Dec 5 from Wilmington to Rapid City, returning Sat, Dec 6, priced at $279 found 3 days ago
Delta
Thu, Dec 4 - Sat, Dec 6
ILM
Wilmington
RAP
Rapid City
$304 Roundtrip, found 3 days ago
$304
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Dec 4 from Wilmington to Rapid City, returning Sat, Dec 6, priced at $304 found 3 days ago
Delta
Wed, Dec 3 - Sat, Dec 6
ILM
Wilmington
RAP
Rapid City
$314 Roundtrip, found 3 days ago
$314
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Dec 3 from Wilmington to Rapid City, returning Sat, Dec 6, priced at $314 found 3 days ago
Delta
Thu, Jan 8 - Sat, Jan 24
ILM
Wilmington
RAP
Rapid City
$329 Roundtrip, found 5 days ago
$329
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Jan 8 from Wilmington to Rapid City, returning Sat, Jan 24, priced at $329 found 5 days ago
Delta
Wed, Dec 3 - Tue, Dec 16
ILM
Wilmington
RAP
Rapid City
$339 Roundtrip, found 5 days ago
$339
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 3 from Wilmington to Rapid City, returning Tue, Dec 16, priced at $339 found 5 days ago
Delta
Fri, Jan 9 - Wed, Jan 21
ILM
Wilmington
RAP
Rapid City
$344 Roundtrip, found 5 days ago
$344
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Jan 9 from Wilmington to Rapid City, returning Wed, Jan 21, priced at $344 found 5 days ago
American Airlines
Thu, Jan 8 - Sun, Jan 25
ILM
Wilmington
RAP
Rapid City
$349 Roundtrip, found 5 days ago
$349
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Jan 8 from Wilmington to Rapid City, returning Sun, Jan 25, priced at $349 found 5 days ago
Delta
Thu, Jan 15 - Wed, Jan 28
ILM
Wilmington
RAP
Rapid City
$349 Roundtrip, found 5 days ago
$349
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Jan 15 from Wilmington to Rapid City, returning Wed, Jan 28, priced at $349 found 5 days ago
United
Mon, Dec 1 - Tue, Dec 16
ILM
Wilmington
RAP
Rapid City
$359 Roundtrip, found 5 days ago
$359
Roundtrip
found 5 days ago
Select United flight, departing Mon, Dec 1 from Wilmington to Rapid City, returning Tue, Dec 16, priced at $359 found 5 days ago

Find the cheapest month to fly from Wilmington (ILM) to Rapid City (RAP)

August is typically the cheapest month to fly

From $268 - $762 per traveler.

Frequently asked questions

How much does a flight from Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP) cost?
Secure a cheap one-way flight from $180 or cheap return flight from $269 from Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP) 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 Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP)?
Traveling in December is a good way to save, as it's the cheapest month for flights between ILM and RAP. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP)?
To find the cheapest airline that'll fly you from ILM to RAP, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP)?
Direct flights from Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ILM to RAP?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, airline 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 Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP)?
To avoid possible delays on the Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP) route, fly before 3 PM. Later departures have a 22% higher chance of being 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 Intl. Airport (ILM) to Rapid City Regional Airport (RAP) last-minute?
Booking your ticket from ILM to RAP shortly before your trip is typically more expensive. However, if there's some wiggle room with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book an ILM to RAP flight and hotel package?
You'll generally save money by securing an ILM to RAP flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your preferred accommodations and flights, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Wilmington Intl. Airport (ILM) to Rapid City Regional Airport (RAP)?
Usually, it's possible to cancel or reschedule your ILM to RAP flight. However, if it's been more than 24 hours since booking, additional fees 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

Origin airport
Wilmington Intl.
Destination airport
Rapid City Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$268
Distance
1498 mi

Book with confidence

Wilmington to Rapid City Flights

The cheapest times to fly from Wilmington to Rapid City

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

 

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

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

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 Rapid City in 2025. You can also book with separate airlines for your outbound and return journeys, from $180 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 Rapid City 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 Rapid City 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 Rapid City Flights

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*Available to One Key members.