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$96+ Cheap flights from Islip, NY (ISP) to Dallas

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DFW
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Islip to Dallas

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Dallas (A78). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Round-trip from

$181
(CheapOair)

One-way from

$96
(CheapOair)

Popular in

September

Cheapest in

February

Average price

$436
From Islip Long Island to Dallas
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One-way flight from Islip Long Island to Dallas
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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Islip to Dallas

Cheapest flights from Islip to Dallas
Explore the most affordable flight options available from Islip to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:51 pmISP - DFW
1 stop23h 16mFrontier
Tue 4/291:08 pmDFW - ISP
1 stop19h 52mFrontier
Deal found 4/17$181
This Trip.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1611:02 amISP - DFW
2 stops12h 41mMultiple Airlines
Sun 5/189:54 pmDFW - ISP
1 stop11h 18mMultiple Airlines
Deal found 4/17$283
This JetBlue deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amISP - DFW
1 stop6h 17mJetBlue
Sun 10/512:15 pmDFW - ISP
1 stop8h 25mJetBlue
Deal found 4/17$518

Cheapflights Fare Finder

Customize your flight search to find flights from Islip to Dallas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Islip to Dallas that are best for you.

Fly from

Islip

Fly to

Dallas

Route

Depart

Return

Price

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 4/30

6:51 pm-10:52 am

1 stop17h 01m

Dallas/Fort Worth

Tue 5/6

12:04 pm-10:41 am

1 stop21h 37m

$181

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 5/16

11:02 am-10:43 pm

2 stops12h 41m

Dallas/Fort Worth

Sun 5/18

9:54 pm-10:12 am

1 stop11h 18m

$283

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 10/2

6:00 am-11:17 am

1 stop6h 17m

Dallas/Fort Worth

Sun 10/5

12:15 pm-9:40 pm

1 stop8h 25m

$518

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 4/22

6:51 pm-5:07 pm

1 stop23h 16m

$96

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 5/3

6:00 am-2:18 pm

1 stop9h 18m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Islip to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Islip to Dallas

What is the cheapest month to book a flight from Islip, New York to Dallas?

Currently, August is the cheapest month in which you can book a flight from Islip, New York to Dallas (average of $216). Flying from Islip, New York to Dallas in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ISP to DFW?

Find hourly flight availability from Islip to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Islip, New York to Dallas in the afternoon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight at noon.

Rainfall in Dallas by month

Plan your trip to Dallas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

Plan your trip to Dallas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dallas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dallas. Reviews last updated April 17, 2025.
JetBlue
7.3
Good
2,926 reviews

Boarding

7.5

Overall

7.3

Food

6.7

Crew

8.0

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

JFK - CHS

Boarding took a very long time, in fact we were delayed by at least 30mins. There wasn’t many options for snacks and there was only water. The pilot did an excellent job
JetBlue
7.3
Good
2,926 reviews
JetBlue
7.3
Good
2,926 reviews

Boarding

7.5

Overall

7.3

Food

6.7

Crew

8.0

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

JFK - CHS

Boarding took a very long time, in fact we were delayed by at least 30mins. There wasn’t many options for snacks and there was only water. The pilot did an excellent job
Frontier
6.0
Okay
3,281 reviews
JetBlue
7.3
Good
2,926 reviews

Boarding

7.5

Overall

7.3

Food

6.7

Crew

8.0

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

JFK - CHS

Boarding took a very long time, in fact we were delayed by at least 30mins. There wasn’t many options for snacks and there was only water. The pilot did an excellent job

Related info for your journey

Find useful and relevant information for your journey from Islip to Dallas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Islip to Dallas?

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to Dallas. You should not have trouble finding flights to Dallas from Long Island; the airport handles an average of 0 outbound flights to Dallas per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Islip airport to Dallas. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

  • What are the cheapest airlines flying from Islip, New York to Dallas round-trip?

    Cheapflights users have booked flights from Islip, New York to Dallas round-trip from $181. Another airline that can offer you cheap pricing is JetBlue. You may be able to fly from Islip, New York to Dallas for 53% less than the average price by searching for these airlines.

  • Can I find deals for flights from Islip to Dallas that include hotel bookings?

    Yes. In addition to deals on Islip to Dallas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Dallas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Dallas.

  • Can I find deals for business class flights from Islip to Dallas?

    Yes. Cheapflights offers flight deals from Islip to Dallas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip, New York to Dallas?

    Currently, August is the cheapest month in which you can book a flight from Islip, New York to Dallas (average of $216). Flying from Islip, New York to Dallas in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Islip to Dallas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Islip to Dallas

Discover the top 2 airlines that operate flights from Islip to Dallas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$52Average$238FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$370Average$436FlexibilityNo cancel feeOn-time63%

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