$143 Cheap Flights from Philadelphia (PHL) to Wilmington (ILM)

Popular airlines from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)

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Cheap Flights from Philadelphia to Wilmington (PHL-ILM)

Prices were available within the past 7 days and start at $143 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
JetBlue Airways
American Airlines
JetBlue Airways
American Airlines
JetBlue Airways
Delta
American Airlines
JetBlue Airways
United

Find the cheapest month to fly from Philadelphia (PHL) to Wilmington (ILM)

November is typically the cheapest month to fly

From $179 - $600 per traveler.

Graph displaying average flight prices per month

Alternative airports near Wilmington

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

Flights from Philadelphia (PHL) to Wilmington (ILM)
Origin airport
Philadelphia Intl.
Destination airport
Wilmington Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$264
Distance
414 mi
Average flight time
1 hour 36 mins

Philadelphia to Wilmington Flights

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

 

The best time to book a flight from Philadelphia to Wilmington

Sunday is one of the best days to book for cheap flights from Philadelphia 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 Philadelphia 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 Philadelphia to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $143 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 Philadelphia 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 Philadelphia 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.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM) cost?
Cheap return flights from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM) start from $267. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving PHL on August 12 2025 and touching down at ILM. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from PHL to ILM?
The cheapest flights from PHL to ILM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
When heading out of Philadelphia Intl. Airport (PHL), you can get on a direct flight to Wilmington Intl. Airport (ILM) with American Airlines.
What is the cheapest airline that flies from PHL to ILM?
With prices as low as $272 for a one-way journey from PHL to ILM, American Airlines is currently the cheapest carrier flying this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PHL on September 4 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
Each day on average, 2 nonstop flights take off from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM). Select the departure time that best suits your plans.
What are the most popular departure times for flights from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
The 8 AM departures from PHL to ILM are typically the busiest. These flights can come with a higher price due to their popularity. If you want to save on your fare, pick a less crowded time to fly.
What day of the week has the most flights from PHL to ILM?
If you jet off on a Friday, you'll get the largest range of choices for flights from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM).
What is the earliest flight from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
Take the earliest flight at around 8:55AM UTC-5, departing from Philadelphia Intl. Airport (PHL). You'll be traveling for about 1h 46m, landing at Wilmington Intl. Airport (ILM) at approximately 10:41AM UTC-5.
How long does it take to fly from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
It takes approximately 1 hour and 44 minutes to travel the 420 mi from PHL to ILM.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
Opt for a flight from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Wilmington from Philadelphia Intl. Airport (PHL)?
If you're taking a direct flight from Philadelphia Intl. Airport (PHL) to Wilmington, Wilmington Intl. Airport (ILM) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM) last-minute?
Last-minute bookings from PHL to ILM are generally more expensive. To secure the best rates, start looking for flights as soon as possible. That being said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before your journey.
Is it cheaper to book a PHL to ILM flight and hotel package?
You can save money by booking a PHL to ILM 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 convenient place. After choosing your ideal flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Wilmington Intl. Airport (ILM)?
If you reserved your PHL to ILM flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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