Cheap Flights from Louisville (SDF) to Wilmington (ILG)

Popular airlines from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle)

Cheap Flights from Louisville to Wilmington (SDF-ILG)

Prices were available within the past 7 days and start at for one-way flights and $518 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Dec 20 - Sun, Dec 28
SDF
Louisville
ILG
Wilmington
$518 Roundtrip, found 2 days ago
$518
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 20 from Louisville to Wilmington, returning Sun, Dec 28, priced at $518 found 2 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
SDF
Louisville
ILG
Wilmington
$527 Roundtrip, found 3 days ago
$527
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Nov 13 from Louisville to Wilmington, returning Sat, Nov 15, priced at $527 found 3 days ago
American Airlines
Sat, Dec 20 - Sun, Dec 28
SDF
Louisville
ILG
Wilmington
$528 Roundtrip, found 2 days ago
$528
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 20 from Louisville to Wilmington, returning Sun, Dec 28, priced at $528 found 2 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
SDF
Louisville
ILG
Wilmington
$546 Roundtrip, found 3 days ago
$546
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Nov 13 from Louisville to Wilmington, returning Sat, Nov 15, priced at $546 found 3 days ago
American Airlines
Tue, Dec 23 - Tue, Dec 30
SDF
Louisville
ILG
Wilmington
$547 Roundtrip, found 2 days ago
$547
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 23 from Louisville to Wilmington, returning Tue, Dec 30, priced at $547 found 2 days ago
American Airlines
Tue, Dec 23 - Wed, Dec 31
SDF
Louisville
ILG
Wilmington
$552 Roundtrip, found 2 days ago
$552
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 23 from Louisville to Wilmington, returning Wed, Dec 31, priced at $552 found 2 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
SDF
Louisville
ILG
Wilmington
$555 Roundtrip, found 2 days ago
$555
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Louisville to Wilmington, returning Sat, Nov 15, priced at $555 found 2 days ago
American Airlines
Tue, Dec 23 - Mon, Dec 29
SDF
Louisville
ILG
Wilmington
$564 Roundtrip, found 2 days ago
$564
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 23 from Louisville to Wilmington, returning Mon, Dec 29, priced at $564 found 2 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
SDF
Louisville
ILG
Wilmington
$565 Roundtrip, found 2 days ago
$565
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Louisville to Wilmington, returning Sat, Nov 15, priced at $565 found 2 days ago
American Airlines
Thu, Dec 18 - Wed, Dec 31
SDF
Louisville
ILG
Wilmington
$569 Roundtrip, found 2 days ago
$569
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Dec 18 from Louisville to Wilmington, returning Wed, Dec 31, priced at $569 found 2 days ago
American Airlines
Thu, Oct 30 - Tue, Nov 4
SDF
Louisville
ILG
Wilmington
$572 Roundtrip, found 3 days ago
$572
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 30 from Louisville to Wilmington, returning Tue, Nov 4, priced at $572 found 3 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
SDF
Louisville
ILG
Wilmington
$574 Roundtrip, found 2 days ago
$574
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Louisville to Wilmington, returning Sat, Nov 15, priced at $574 found 2 days ago
American Airlines
Thu, Oct 30 - Tue, Nov 4
SDF
Louisville
ILG
Wilmington
$582 Roundtrip, found 3 days ago
$582
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 30 from Louisville to Wilmington, returning Tue, Nov 4, priced at $582 found 3 days ago
American Airlines
Sat, Dec 20 - Sun, Dec 28
SDF
Louisville
ILG
Wilmington
$585 Roundtrip, found 2 days ago
$585
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 20 from Louisville to Wilmington, returning Sun, Dec 28, priced at $585 found 2 days ago
American Airlines
Sun, Dec 21 - Mon, Dec 29
SDF
Louisville
ILG
Wilmington
$586 Roundtrip, found 2 days ago
$586
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Dec 21 from Louisville to Wilmington, returning Mon, Dec 29, priced at $586 found 2 days ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
SDF
Louisville
ILG
Wilmington
$589 Roundtrip, found 2 days ago
$589
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Louisville to Wilmington, returning Sat, Nov 15, priced at $589 found 2 days ago
American Airlines
Sat, Dec 20 - Tue, Dec 30
SDF
Louisville
ILG
Wilmington
$590 Roundtrip, found 2 days ago
$590
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 20 from Louisville to Wilmington, returning Tue, Dec 30, priced at $590 found 2 days ago
American Airlines
Mon, Dec 22 - Thu, Dec 25
SDF
Louisville
ILG
Wilmington
$592 Roundtrip, found 2 days ago
$592
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Dec 22 from Louisville to Wilmington, returning Thu, Dec 25, priced at $592 found 2 days ago
American Airlines
Tue, Dec 23 - Sun, Dec 28
SDF
Louisville
ILG
Wilmington
$594 Roundtrip, found 2 days ago
$594
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 23 from Louisville to Wilmington, returning Sun, Dec 28, priced at $594 found 2 days ago
American Airlines
Sat, Dec 20 - Sun, Dec 28
SDF
Louisville
ILG
Wilmington
$595 Roundtrip, found 2 days ago
$595
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 20 from Louisville to Wilmington, returning Sun, Dec 28, priced at $595 found 2 days ago

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 $535
PHL
Philadelphia Intl.
Cheapest
Average driving time to city center28 min
Flights from $535

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle) cost?
Secure a cheap one-way flight or cheap return flight from $518 from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle) 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 Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle)?
The cheapest month to fly from SDF to ILG is December, when demand is low. Off-peak season is often when better flight deals are available between these airports.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle)?
To find the cheapest airline that'll fly you from SDF to ILG, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle)?
There are no daily nonstop flights available from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SDF to ILG?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle)?
Book a flight from Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time 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 Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle) last-minute?
Booking your plane ticket from SDF to ILG shortly before your journey is generally more expensive. However, if there's some wiggle room 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 Louisville Intl. Airport (SDF) to Wilmington, DE (ILG-New Castle)?
Typically, you can modify or cancel your SDF to ILG flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
Louisville Intl.
Destination airport
New Castle
Roundtrip price
$518
Distance
554 mi

Book with confidence

Louisville to Wilmington Flights

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

 

The best time to book a flight from Louisville to Wilmington

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

 

Louisville to Wilmington Flights

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*Available to One Key members.