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

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      Compare Wilmington to Philadelphia International flight deals

      Find the cheapest month or even day of the year to fly to Philadelphia International

      Book the best Philadelphia International fare with no extra fees

      Flight deals from Wilmington to Philadelphia International

      Looking for a cheap last-minute deal or the best return flight from Wilmington Airport to Philadelphia International Airport? If you want to travel next month, return fares start from $551. Find the lowest prices on one-way and return tickets right here.
      Philadelphia.$346 per passenger.Departing Thu, 15 Oct, returning Mon, 19 Oct.Return flight with Breeze Airways and Frontier Airlines.Outbound indirect flight with Breeze Airways, departs from Wilmington on Thu, 15 Oct, arriving in Philadelphia International.Inbound indirect flight with Frontier Airlines, departs from Philadelphia International on Mon, 19 Oct, arriving in Wilmington.Price includes taxes and charges.From $346, select.
      Philadelphia.$518 per passenger.Departing Wed, 17 Feb, returning Wed, 24 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Wed, 17 Feb, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Wed, 24 Feb, arriving in Wilmington.Price includes taxes and charges.From $518, select.
      Philadelphia.$519 per passenger.Departing Wed, 11 Nov, returning Tue, 17 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Wed, 11 Nov, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Tue, 17 Nov, arriving in Wilmington.Price includes taxes and charges.From $519, select.
      Philadelphia.$551 per passenger.Departing Sat, 5 Sep, returning Sun, 6 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Sat, 5 Sep, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Sun, 6 Sep, arriving in Wilmington.Price includes taxes and charges.From $551, select.
      Philadelphia.$600 per passenger.Departing Thu, 8 Oct, returning Thu, 15 Oct.Return flight with American Airlines.Outbound direct flight with American Airlines departs from Wilmington on Thu, 8 Oct, arriving in Philadelphia International.Inbound direct flight with American Airlines departs from Philadelphia International on Thu, 15 Oct, arriving in Wilmington.Price includes taxes and charges.From $600, select.
      Philadelphia.$602 per passenger.Departing Sat, 12 Dec, returning Sun, 13 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Sat, 12 Dec, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Sun, 13 Dec, arriving in Wilmington.Price includes taxes and charges.From $602, select.
      Philadelphia.$605 per passenger.Departing Tue, 29 Sep, returning Mon, 5 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Tue, 29 Sep, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Mon, 5 Oct, arriving in Wilmington.Price includes taxes and charges.From $605, select.
      Philadelphia.$627 per passenger.Departing Thu, 29 Oct, returning Thu, 17 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Thu, 29 Oct, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Thu, 17 Dec, arriving in Wilmington.Price includes taxes and charges.From $627, select.
      Philadelphia.$627 per passenger.Departing Thu, 29 Oct, returning Sun, 1 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Thu, 29 Oct, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Sun, 1 Nov, arriving in Wilmington.Price includes taxes and charges.From $627, select.
      Philadelphia.$656 per passenger.Departing Fri, 30 Apr, returning Sun, 2 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Wilmington on Fri, 30 Apr, arriving in Philadelphia International.Inbound indirect flight with Delta, departs from Philadelphia International on Sun, 2 May, arriving in Wilmington.Price includes taxes and charges.From $656, select.

      Find the cheapest month to fly from Wilmington to Philadelphia International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Wilmington to Philadelphia International flights are currently cheapest in October.
      Aug
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      Sep
      from $551
      Oct
      from $346
      Nov
      from $519
      Dec
      from $602
      Jan
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      Feb
      from $518
      Mar
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      Apr
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      May
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      Jun
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      Jul
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      Direct flights from Wilmington to Philadelphia International

      Alaska Airlines
      American Airlines
      British Airways
      Qatar Airways

      Wilmington to Philadelphia International: Alternative routes

      Compare routes from Wilmington to Philadelphia below. You may find an airport to fly into that's cheaper, faster, or easier than Philadelphia International.

      Philadelphia International

      11km from central Philadelphia
      ClosestCheapest
      from $346
      Search flights

      Philadelphia Trenton-Mercer

      47km from central Philadelphia
      Search flights

      Greater Wilmington

      49km from central Philadelphia
      Search flights

      Atlantic City International

      75km from central Philadelphia
      Search flights

      Allentown

      81km from central Philadelphia
      from $507
      Search flights

      Wilmington to Philadelphia: Flight information

      The things to know before you go.
      Cheapest flight found$346
      Cheapest month to flyOctober
      Average flight time1 hr, 42 mins
      Most popular airlineAmerican Airlines
      Average flights per week62

      Finding cheap flights from Wilmington to Philadelphia International: Frequently asked questions

      The best price we found for a return flight from Wilmington to Philadelphia International is $346. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      1 hour and 42 minutes is the average flight time from Wilmington to Philadelphia International.
      American Airlines, Qatar Airways and Alaska Airlines fly direct from Wilmington to Philadelphia International.
      As of August 2026, there are 62 flights per week flying from Wilmington to Philadelphia International.
      The cheapest month to fly from Wilmington to Philadelphia International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Wilmington Airport to Philadelphia International Airport on Thursday, 15 October 2026.
      Yes – the average flight time is 1 hour and 42 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Breeze Airways and American Airlines offer the cheapest flight tickets to Philadelphia International.

      Flying from Wilmington Airport (ILM) to Philadelphia International Airport (PHL): what you need to know

      • Take a direct flight from Wilmington Airport to Philadelphia International Airport and you'll be in the air for an average of 1 hour 40 minutes.

      • Wilmington and Philadelphia share the same timezone, UTC-5.

      • Flights from ILM to PHL start from 05:48 — the earliest with American Airlines. The last departure is at 18:53 with American Airlines. Overall, there are 25 weekly Wilmington Airport to Philadelphia International Airport flights.

      • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your ILM to PHL flight.

      • Travelling during a peak month such as July? Major public holidays and other popular seasons can result in longer lines and delays at airport checkpoints. Play it safe and arrive up to four hours before international flights and two hours before domestic departures.

      • Getting to Philadelphia (and then exploring more of the United States!) is easy with American Airlines. This popular airline offers direct flights from Wilmington Airport to Philadelphia International Airport.

      • American Airlines is the most frequently booked airline on this route.

      • With an impressive 81.08% of services arriving as scheduled, American Airlines is the most punctual carrier offering ILM to PHL flights.

      • We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Wilmington Airport to Philadelphia International Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to visit your chosen city. Stopovers between ILM and PHL include:

        • Atlanta Hartsfield-Jackson Airport

        • Charlotte Douglas Airport

        • New York LaGuardia Airport

      How to find the cheapest flights from Wilmington Airport (ILM) to Philadelphia International Airport (PHL)

      • Currently, $647 is the lowest price we've found for a one-way Wilmington Airport to Philadelphia International Airport flight. The best price for a return ticket is $346. Keep in mind that fares may change due to availability at the time of booking.

      • To secure cheap tickets from ILM to PHL, book your journey one month ahead of your planned departure.

      • June is the cheapest month for flights from Wilmington Airport to Philadelphia International Airport. If you're looking to travel at a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

      • Snapping up cheap flights from ILM to PHL couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a new discounted fare appears.

      • Tailor your trip with filters. Choose your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Wilmington Airport to Philadelphia International Airport.

      Handy information about Wilmington Airport (ILM)

      • You'll find ILM at 1740 Airport Boulevard.

      • 79% of flights that leave from Wilmington Airport reach their destination on time.

      • Central Wilmington to Wilmington Airport is approximately 10 kilometres. Depending on traffic, it'll take about 20 minutes to get there if you're catching a taxi, ride-sharing or driving.

      • The trip on public transport typically takes 40 minutes.

      • Get your travels off to a relaxed start by staying near ILM. Whether you've booked an early flight from Wilmington Airport to Philadelphia International Airport or just don't want to be rushed, these hotels are perfect:

      Arriving at Philadelphia International Airport (PHL)

      Getting from Philadelphia International Airport (PHL) to central Philadelphia

      • PHL is located at 8500 Essington Ave.

      • Philadelphia International Airport to the centre of Philadelphia has a drive time of around 20 minutes. It's approximately 18 kilometres away.

      • Getting there by public transport takes roughly 30 minutes.

      When to fly to Philadelphia International Airport (PHL)

      • It's time to plan your dates for your flight from Wilmington Airport to Philadelphia International Airport. August is the busiest month to head to Philadelphia. If you like a quieter vibe, go in March.

      • Book your flight from Wilmington Airport to Philadelphia International Airport for July if you want to visit Philadelphia during its warmest month. Expect temperatures of between 18ºC (64ºF) and 32ºC (90ºF).

      • January has average temperatures of between -7ºC (19ºF) and 9ºC (48ºF). Look for cheap tickets from ILM to PHL sometime then if you want to travel in cooler conditions.

      Explore more of the United States

      • New York is just one of the many cities in the United States waiting to be discovered once you've seen the sights of Philadelphia. Around 129 kilometres away to the north-east, its top attractions include Central Park, Statue of Liberty and Metropolitan Museum of Art.

      • Boston is another sought-after destination in the United States and is around 434 kilometres north-east of Philadelphia. No journey is complete without seeing Museum of Fine Arts Boston, Freedom Trail and USS Constitution Museum.

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      Plan the rest of your trip from Wilmington to Philadelphia

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.