$86 Cheap Flights from Islip (ISP) to Dallas (DFW)

View $86 flight on Mon, May 11, 2026Opens in a new window

Popular airlines from MacArthur Airport (ISP) to Dallas-Fort Worth Intl. Airport (DFW)

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Cheap Flights from Islip to Dallas (ISP-DFW)

Prices were available within the past 7 days and start at $86 for one-way flights and $160 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, May 11 - Wed, May 13
ISP
Islip
DFW
Dallas
$160 Roundtrip, found 22 hours ago
$160
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Mon, May 11 from Islip to Dallas, returning Wed, May 13, priced at $160 found 22 hours ago
Frontier Airlines
Sun, May 3 - Sun, May 10
ISP
Islip
DFW
Dallas
$170 Roundtrip, found 2 days ago
$170
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, May 3 from Islip to Dallas, returning Sun, May 10, priced at $170 found 2 days ago
Frontier Airlines
Sun, May 3 - Tue, May 12
ISP
Islip
DFW
Dallas
$180 Roundtrip, found 18 hours ago
$180
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Sun, May 3 from Islip to Dallas, returning Tue, May 12, priced at $180 found 18 hours ago
Frontier Airlines
Wed, May 6 - Fri, May 8
ISP
Islip
DFW
Dallas
$185 Roundtrip, found 1 day ago
$185
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, May 6 from Islip to Dallas, returning Fri, May 8, priced at $185 found 1 day ago
Frontier Airlines
Wed, May 6 - Sun, May 10
ISP
Islip
DFW
Dallas
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, May 6 from Islip to Dallas, returning Sun, May 10, priced at $202 found 3 days ago
Frontier Airlines
Thu, Apr 30 - Mon, May 4
ISP
Islip
DFW
Dallas
$205 Roundtrip, found 6 hours ago
$205
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Thu, Apr 30 from Islip to Dallas, returning Mon, May 4, priced at $205 found 6 hours ago
Frontier Airlines
Thu, Apr 23 - Thu, Apr 30
ISP
Islip
DFW
Dallas
$206 Roundtrip, found 5 days ago
$206
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Apr 23 from Islip to Dallas, returning Thu, Apr 30, priced at $206 found 5 days ago
Frontier Airlines
Sat, May 9 - Mon, May 18
ISP
Islip
DFW
Dallas
$210 Roundtrip, found 3 hours ago
$210
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from Islip to Dallas, returning Mon, May 18, priced at $210 found 3 hours ago
Frontier Airlines
Thu, May 21 - Sun, May 24
ISP
Islip
DFW
Dallas
$225 Roundtrip, found 20 hours ago
$225
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Thu, May 21 from Islip to Dallas, returning Sun, May 24, priced at $225 found 20 hours ago
JetBlue Airways
Tue, Sep 1 - Sun, Sep 6
ISP
Islip
DFW
Dallas
$483 Roundtrip, found 2 days ago
$483
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Tue, Sep 1 from Islip to Dallas, returning Sun, Sep 6, priced at $483 found 2 days ago

Alternative airports near Dallas

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

Select flight to Love Field DAL. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $389
DAL
Love Field
CheapestClosest
Average driving time to city center10 min
Flights from $389

Frequently asked questions

How much does a flight from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) cost?
You can find cheap one-way flights from $86 and cheap return flights from $160 Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) with Expedia. One-way flights generally range between $164 and $1096, and roundtrip flights usually range from $374 to $1681. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The cheapest month to fly from ISP to DFW is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Enter ISP to DFW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Frontier Airlines is one of the cheapest airlines offering connecting flights from Islip, NY (ISP) to Dallas, TX (DFW), starting from around $138 for a round-trip ticket. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
To find a cheap flight from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The earliest flight from MacArthur Airport (ISP) in Islip, NY to Dallas-Fort Worth International Airport (DFW) typically departs at around 5:05 AM, operated by Southwest Airlines. This is a seasonal service active in August, and an early flight allows you to maximize your time in Dallas. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The most popular departure times for flights from MacArthur (ISP) to Dallas-Fort Worth Intl. (DFW) are between 6am and 9am. About 30% of passengers choose this time window. United Airlines, Southwest Airlines, and Delta Air Lines offer flights during this period. This timing is popular because it allows travelers to arrive in Dallas with a full day ahead of them.
How long does it take to fly from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
A flight from ISP to DFW with a layover takes around 11 hours 50 minutes, with the route covering approximately 1,426 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Select the "Business class" and "First class" filters when looking for ISP to DFW flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight with Expedia?
It's easy to earn miles on a Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Dallas from MacArthur (ISP)?
When traveling from MacArthur (ISP) to Dallas, you can fly into Dallas-Fort Worth Intl. (DFW) and Love Field (DAL). Some flights may connect through major hubs like Logan Intl. (BOS), Baltimore Washington Intl. Thurgood Marshall (BWI), Orlando Intl. (MCO) before reaching Dallas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) at the last minute?
Typically, booking a last minute flight from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package?
Securing a Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) Dallas Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
If you booked your Islip, NY (ISP-MacArthur) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
MacArthur
Destination airport
Dallas-Fort Worth Intl.
Airlines serving
Frontier Airlines, JetBlue Airways
Roundtrip price
$160
Distance
1425 mi

*Flight schedules are subject to change.

*Available to One Key members.

 

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