Cheap Flights from Islip (ISP) to Wilmington (ILM)

Compare Islip to Wilmington flight deals

Find the cheapest month or even day of the year to fly to Wilmington

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Find the cheapest month to fly from Islip to Wilmington

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Islip to Wilmington flights are currently cheapest in September.

Direct flights from Islip to Wilmington

Islip to Wilmington: Alternative routes

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

Islip to Wilmington: Flight information

The things to know before you go.
Cheapest flight found£49
Cheapest month to flySeptember
Average flight time1 hr, 56 mins
Most popular airlineBreeze Airways
Average flights per week3

Finding cheap flights from Islip to Wilmington: Frequently asked questions

The best price we found for a return flight from Islip to Wilmington is £103. 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 56 minutes is the average flight time from Islip to Wilmington.
Breeze Airways flies direct from Islip to Wilmington.
As of July 2026, there are 3 flights per week flying from Islip to Wilmington.
The cheapest month to fly from Islip to Wilmington is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Islip Airport to Wilmington Airport on Sunday, 6 September 2026.
Yes – the average flight time is 1 hour and 56 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 Wilmington 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 Wilmington is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Breeze Airways offers the cheapest flight tickets to Wilmington.

Travelling from Islip Airport (ISP) to Wilmington Airport (ILM): what you need to know

  • The average time for a direct flight from Islip Airport to Wilmington Airport is 1 hour 50 minutes.

  • To ensure you get on your ISP to ILM flight, leave enough time for things like baggage drop and finding your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general travel rule.

  • During popular months like July, it's a good idea to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead for an international flight when you fly during a peak period in general.

  • Breeze Airways is your gateway to exploring Wilmington (and perhaps some other exciting corners of the United States!). Browse the direct flights from Islip Airport to Wilmington Airport offered by this airline.

  • The airline most travellers fly with on this route is Breeze Airways.

  • Avelo Airlines leads the way as the most punctual carrier for ISP to ILM flights, with 89.47% of services landing on schedule.

  • If you want to visit a new city along the way, consider a flight with a stopover. To see all your options for tickets from Islip Airport to Wilmington Airport, deselect 'Direct flights only.' Atlanta Hartsfield-Jackson Airport is a well-known stop between ISP and ILM.

Handy information about Islip Airport (ISP)

  • You'll find ISP at 100 Arrivals Avenue.

  • 76% of flights that leave from Islip Airport reach their destination on time.

  • Islip Airport is around 6 kms (4 miles) from central Islip. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 10 minutes or so to get there, depending on the traffic.

  • Expect a trip time of roughly 30 minutes on public transport.

  • Taking an early flight from Islip Airport to Wilmington Airport? Avoid the last-minute rush to the airport (and catch some extra z's) by choosing one of these hotels close to ISP:

Arriving at Wilmington Airport (ILM)

When to fly to Wilmington Airport (ILM)

  • July is the most popular month for flights from Islip Airport to Wilmington Airport. For a quieter experience, head to Wilmington in March.

  • When booking your flight from Islip Airport to Wilmington Airport, think about the type of weather you enjoy. July is the warmest month in Wilmington, with temperatures ranging from 23ºC to 32ºC.

  • Search for cheap tickets from ISP to ILM in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 1ºC and 16ºC on average.

Explore more of the United States

  • Wilmington has its own special appeal, but there are so many other corners of the United States waiting to be discovered. About 290 kms (180 miles) north-west of Wilmington, a visit to Charlotte will keep you on the go. Check out popular attractions like Bechtler Museum of Modern Art, Discovery Place and NASCAR Hall of Fame.

  • If you're interested in discovering another side of the United States, consider Virginia Beach, about 338 kms (210 miles) north-east of Wilmington. Virginia Beach Boardwalk, Resort Beach and Neptune's Park are key reasons to visit.

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