$135 Flights from Dallas (DFWA) to Islip (ISP)

Compare Dallas to Islip flight deals

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

Book the best Islip fare with no extra fees

Flight deals from Dallas to Islip

Looking for a cheap last-minute deal or the best round-trip flight from Dallas to Islip Airport? If you want to travel next month, round-trip fares start from $285. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Dallas to Islip from $135 one-way

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

Dallas to Islip: Flight information

The things to know before you go.
Cheapest flight found$135
Cheapest month to flyJune

Finding cheap flights from Dallas to Islip: Frequently asked questions

The best price we found for a round-trip flight from Dallas to Islip is $269. 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.
Currently, there are no airlines that fly direct from Dallas to Islip. But we found flights with one stop from $269.
There are no flights flying from Dallas to Islip, as of June 2026.
The cheapest month to fly from Dallas to Islip is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Dallas to Islip Airport on Wednesday, August 26, 2026.
No airlines currently offer direct flights between Dallas and Islip Airport. Most routes have one or more stops.
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 Islip 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 Islip is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Islip is Frontier Airlines.

Traveling from Dallas to Long Island MacArthur Airport (ISP): What you need to know

  • Islip is one hour ahead of Dallas. Long Island MacArthur Airport is located in Islip, which follows the UTC-5 timezone.

  • Give yourself enough time to catch your flight from Dallas to ISP. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • If you're traveling during a popular month like July, be at the airport even earlier. It's wise to arrive up to four hours before an international flight and two hours ahead of domestic departures. Expect lines to be longer during high seasons like Thanksgiving and Christmas.

Airports in Dallas

Dallas Fort Worth International Airport (DFW)

  • DFW is about 20 miles from central Dallas. If you're catching a cab, ride-sharing or driving from the center, it'll take you 25 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the journey time to be around 1 hour.

  • Want a relaxed start to your trip? Stay near Dallas Fort Worth International Airport. Whether you have an early flight from Dallas to Long Island MacArthur Airport or just don't want to be rushed, these hotels are the ideal choice:

  • 72% of flights taking off from Dallas Fort Worth International Airport reach their destination on time.

  • You'll find DFW at 2400 Aviation Dr.

Dallas Love Field (DAL)

  • You can get to DAL from central Dallas in approximately 20 minutes by car (depending on traffic). The journey by public transport takes roughly 45 minutes to cover the 8 miles or so.

  • Catching an early morning flight? Think about checking in to one of these accommodation options near Dallas Love Field the day before your Dallas to ISP flight:

  • Dallas Love Field has an on-time performance rate of 74%. This figure gives an insight into how often flights that depart from this airport arrive at their destination on time.

  • You'll find DAL at 8008 Cedar Springs Road.

About Long Island MacArthur Airport (ISP)

Getting from Long Island MacArthur Airport (ISP) to central Islip

  • Long Island MacArthur Airport is around 4 miles from central Islip. It takes around 10 minutes or so to drive to the city.

  • When traveling on public transport, expect a journey of roughly 30 minutes.

How to find the cheapest flights from Dallas to Long Island MacArthur Airport (ISP)

  • $135 is currently the best price for a one-way ticket from Dallas to Long Island MacArthur Airport. A return flight starts at $270. These prices may change based on availability and demand.

  • To pick up cheap flights from Dallas to ISP, book in advance. Airlines generally offer lower fares when tickets are first released.

  • If you can be flexible with your travel plans, try using the 'Whole month' tool. It'll give you the lowest price in each month when searching for your Dallas to Long Island MacArthur Airport ticket.

  • Snapping up a cheap plane ticket from Dallas to ISP is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when prices go down.

  • Tailor your trip using filters. Select your preferred arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Dallas to Long Island MacArthur Airport.

The best time to fly from Dallas to Long Island MacArthur Airport (ISP)

  • December is the quietest month for flights from Dallas to Long Island MacArthur Airport (ISP), while February is the most popular. Find the ideal time to visit Islip based on whether you want a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Islip is July, with temperatures ranging between 66ºF and 84ºF. Lock in your Dallas to ISP plane ticket then if that's your definition of good weather.

  • If you like traveling in cooler conditions, look for a cheap ticket from Dallas to Long Island MacArthur Airport in January when temperatures are between 25ºF and 46ºF.

More about Islip

Explore more of the United States

  • Islip will leave a lasting impression, but there are so many other parts of the United States waiting to be discovered. Around 120 miles southwest of Islip, a visit to Philadelphia will fill your itinerary to the brim. Start with popular sights like Independence Hall, Liberty Bell and Philadelphia Museum of Art.

  • If you're looking to explore another side of the United States, head for Boston, about 150 miles northeast of Islip. Museum of Fine Arts Boston, Freedom Trail and Boston Tea Party Ships & Museum are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.