$100 Cheap Flights from Wilmington (ILM) to Harrisburg (MDT)

View $100 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT)

Cheap Flights from Wilmington to Harrisburg (ILM-MDT)

Prices were available within the past 7 days and start at $100 for one-way flights and $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Sep 6 - Sun, Sep 14
ILM
Wilmington
MDT
Harrisburg
$214 Roundtrip, found 5 days ago
$214
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Sep 6 from Wilmington to Harrisburg, returning Sun, Sep 14, priced at $214 found 5 days ago
Delta
Wed, Oct 1 - Wed, Oct 22
ILM
Wilmington
MDT
Harrisburg
$229 Roundtrip, found 2 days ago
$229
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 1 from Wilmington to Harrisburg, returning Wed, Oct 22, priced at $229 found 2 days ago
American Airlines
Thu, Sep 11 - Thu, Sep 18
ILM
Wilmington
MDT
Harrisburg
$234 Roundtrip, found 1 hour ago
$234
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Sep 11 from Wilmington to Harrisburg, returning Thu, Sep 18, priced at $234 found 1 hour ago
Delta
Tue, Sep 16 - Mon, Oct 6
ILM
Wilmington
MDT
Harrisburg
$234 Roundtrip, found 4 days ago
$234
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Sep 16 from Wilmington to Harrisburg, returning Mon, Oct 6, priced at $234 found 4 days ago
Delta
Thu, Sep 4 - Sat, Sep 27
ILM
Wilmington
MDT
Harrisburg
$238 Roundtrip, found 5 days ago
$238
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Sep 4 from Wilmington to Harrisburg, returning Sat, Sep 27, priced at $238 found 5 days ago
Delta
Tue, Sep 30 - Wed, Oct 22
ILM
Wilmington
MDT
Harrisburg
$240 Roundtrip, found 2 days ago
$240
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 30 from Wilmington to Harrisburg, returning Wed, Oct 22, priced at $240 found 2 days ago
Delta
Wed, Sep 3 - Wed, Sep 24
ILM
Wilmington
MDT
Harrisburg
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Sep 3 from Wilmington to Harrisburg, returning Wed, Sep 24, priced at $244 found 5 days ago
Delta
Sat, Nov 1 - Tue, Nov 11
ILM
Wilmington
MDT
Harrisburg
$245 Roundtrip, found 4 days ago
$245
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Nov 1 from Wilmington to Harrisburg, returning Tue, Nov 11, priced at $245 found 4 days ago
Delta
Thu, Sep 4 - Sat, Sep 6
ILM
Wilmington
MDT
Harrisburg
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 4 from Wilmington to Harrisburg, returning Sat, Sep 6, priced at $247 found 1 day ago
United
Thu, Sep 11 - Thu, Sep 18
ILM
Wilmington
MDT
Harrisburg
$778 Roundtrip, found 1 hour ago
$778
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Sep 11 from Wilmington to Harrisburg, returning Thu, Sep 18, priced at $778 found 1 hour ago

Find the cheapest month to fly from Wilmington (ILM) to Harrisburg (MDT)

August is typically the cheapest month to fly

From $218 - $505 per traveler.

Graph displaying average flight prices per month

Alternative airports near Harrisburg

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

Select flight to Harrisburg Intl. MDT. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $234
MDT
Harrisburg Intl.
Cheapest
Average driving time to city center16 min
Flights from $234
Flights from Wilmington (ILM) to Harrisburg (MDT)
Origin airport
Wilmington Intl.
Destination airport
Harrisburg Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$213
Distance
414 mi

Wilmington to Harrisburg Flights

The cheapest times to fly from Wilmington to Harrisburg

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

 

The best time to book a flight from Wilmington to Harrisburg

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

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 Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 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 Harrisburg 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 Harrisburg 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 Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT) cost?
Snag a cheap one-way flight from $100 or cheap return flight from $214 from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT)?
September is the most affordable month to fly from ILM to MDT. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT)?
To find the cheapest airline that'll fly you from ILM to MDT, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT)?
You'll need to book a flight with a layover when traveling from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ILM to MDT?
Generally 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 Harrisburg Intl. Airport (MDT)?
Book a flight from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT) that leaves before 3 PM to reduce the likelihood of 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 Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT) last-minute?
Booking your plane ticket from ILM to MDT just before your journey is usually more expensive. However, if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an ILM to MDT flight and hotel package?
You can save money by booking an ILM to MDT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal flights and accommodations, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Wilmington Intl. Airport (ILM) to Harrisburg Intl. Airport (MDT)?
You can usually reschedule or cancel your ILM to MDT flight. However, for bookings made more than 24 hours ago, 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 more details on our Customer Service portal.

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*Available to One Key members.