$183 Cheap Flights from Detroit (DTW) to Wilmington (ILG)

View $183 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle)

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Cheap Flights from Detroit to Wilmington (DTW-ILG)

Prices were available within the past 7 days and start at $183 for one-way flights and $223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Dec 6 - Sun, Dec 7
DTW
Detroit
ILG
Wilmington
$223 Roundtrip, found 6 days ago
$223
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 6 from Detroit to Wilmington, returning Sun, Dec 7, priced at $223 found 6 days ago
American Airlines
Tue, Dec 2 - Tue, Dec 16
DTW
Detroit
ILG
Wilmington
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Dec 2 from Detroit to Wilmington, returning Tue, Dec 16, priced at $228 found 1 day ago
American Airlines
Fri, Dec 12 - Mon, Dec 15
DTW
Detroit
ILG
Wilmington
$248 Roundtrip, found 6 days ago
$248
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Dec 12 from Detroit to Wilmington, returning Mon, Dec 15, priced at $248 found 6 days ago
American Airlines
Sat, Nov 15 - Tue, Nov 18
DTW
Detroit
ILG
Wilmington
$258 Roundtrip, found 1 day ago
$258
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Nov 15 from Detroit to Wilmington, returning Tue, Nov 18, priced at $258 found 1 day ago
American Airlines
Tue, Nov 11 - Wed, Dec 3
DTW
Detroit
ILG
Wilmington
$263 Roundtrip, found 5 days ago
$263
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Nov 11 from Detroit to Wilmington, returning Wed, Dec 3, priced at $263 found 5 days ago
American Airlines
Sat, Dec 6 - Sun, Dec 7
DTW
Detroit
ILG
Wilmington
$267 Roundtrip, found 6 days ago
$267
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 6 from Detroit to Wilmington, returning Sun, Dec 7, priced at $267 found 6 days ago
American Airlines
Thu, Dec 4 - Tue, Dec 16
DTW
Detroit
ILG
Wilmington
$268 Roundtrip, found 1 day ago
$268
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Dec 4 from Detroit to Wilmington, returning Tue, Dec 16, priced at $268 found 1 day ago
American Airlines
Tue, Nov 11 - Tue, Dec 2
DTW
Detroit
ILG
Wilmington
$268 Roundtrip, found 5 days ago
$268
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Nov 11 from Detroit to Wilmington, returning Tue, Dec 2, priced at $268 found 5 days ago
American Airlines
Wed, Dec 17 - Wed, Dec 31
DTW
Detroit
ILG
Wilmington
$272 Roundtrip, found 1 day ago
$272
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 17 from Detroit to Wilmington, returning Wed, Dec 31, priced at $272 found 1 day ago
American Airlines
Tue, Nov 18 - Sat, Dec 6
DTW
Detroit
ILG
Wilmington
$273 Roundtrip, found 1 day ago
$273
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 18 from Detroit to Wilmington, returning Sat, Dec 6, priced at $273 found 1 day 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 $154
PHL
Philadelphia Intl.
Cheapest
Average driving time to city center28 min
Flights from $154

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle) cost?
Lock in a cheap one-way flight from $183 or cheap return flight from $223 from Detroit Metropolitan Wayne County Airport (DTW) 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 Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle)?
December is the most affordable month to fly from DTW to ILG. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from DTW to ILG. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle)?
Direct flights from Detroit Metropolitan Wayne County Airport (DTW) 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 filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DTW to ILG?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the season, 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 Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle)?
To arrive at Wilmington, DE (ILG-New Castle) on schedule, pick a flight that takes off from Detroit Metropolitan Wayne County Airport (DTW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle) last-minute?
Holding off until just before your trip to book your flight from DTW to ILG often results in higher prices. While you may find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary for a better chance of getting a bargain.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Wilmington, DE (ILG-New Castle)?
Typically, you can reschedule or cancel your DTW to ILG flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like further details, head to our Customer Service portal.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
New Castle
Airlines serving
American Airlines
Roundtrip price
$222
Distance
440 mi

Book with confidence

Detroit to Wilmington Flights

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

 

The best time to book a flight from Detroit to Wilmington

Sunday is one of the best days to book for cheap flights from Detroit 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 Detroit 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 Detroit to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $183 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 Detroit 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 Detroit 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.

 

Detroit to Wilmington Flights

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*Available to One Key members.