$98+ Cheap flights from Dallas to Islip, NY (ISP)
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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ISP
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Dallas to Islip with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dallas to Islip
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Cheapest flights from Dallas to IslipExplore the most affordable flight options available from Dallas to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from Dallas to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
This Orbitz deal was found by Cheapflights users on 8/7. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:08 am -
1 stop7h 53m
Tue 9/810:57 am -
1 stop26h 25m
Deal found 8/7![Frontier logo]()
$224
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:08 am -
1 stop7h 53m
Wed 9/210:57 am -
1 stop9h 03m
Deal found 8/7![Frontier logo]()
$228
This CheapOair deal was found by Cheapflights users on 8/12. 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.
Thu 9/173:20 pm -
1 stop25h 43m
Sun 9/206:48 pm -
1 stop20h 27m
Deal found 8/12![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:40 am -
1 stop26h 40m
Wed 9/305:43 pm -
2 stops19h 29m
Deal found 8/8![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 am -
1 stop27h 05m
Mon 9/285:43 pm -
1 stop15h 24m
Deal found 8/9![Multiple Airlines logo]()
$252
This CheapOair deal was found by Cheapflights users on 8/10. 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.
Sun 9/610:08 am -
1 stop7h 53m
Sat 9/125:43 pm -
1 stop15h 24m
Deal found 8/10![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 am -
1 stop27h 05m
Sun 9/275:43 pm -
1 stop15h 29m
Deal found 8/9![Multiple Airlines logo]()
$257
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:05 pm -
1 stop12h 48m
Fri 9/410:57 am -
1 stop21h 36m
Deal found 8/11![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:54 pm -
1 stop18h 04m
Mon 9/285:43 pm -
2 stops43h 29m
Deal found 8/9![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:00 am -
2 stops22h 53m
Fri 9/42:28 pm -
1 stop26h 02m
Deal found 8/11![Multiple Airlines logo]()
$267
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:08 am -
1 stop7h 53m
Tue 9/810:57 am -
1 stop9h 03m
Deal found 8/11![Frontier logo]()
$274
Best flights from Dallas to IslipDiscover carefully curated flight deals from Dallas to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Dallas to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:08 am -
1 stop7h 53m
Wed 9/210:57 am -
1 stop9h 03m
Deal found 8/7![Frontier logo]()
$228
This CheapOair deal was found by Cheapflights users on 8/12. 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.
Thu 9/178:25 pm -
1 stop20h 38m
Sun 9/204:26 pm -
2 stops30h 54m
Deal found 8/12![Multiple Airlines logo]()
$477
This CheapOair deal was found by Cheapflights users on 8/10. 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.
Thu 9/173:20 pm -
1 stop25h 43m
Sun 9/205:43 pm -
1 stop15h 29m
Deal found 8/10![Frontier logo]()
$242
This JetBlue deal was found by Cheapflights users on 8/12. 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.
Fri 10/301:25 pm -
1 stop7h 12m
Tue 11/36:00 am -
1 stop10h 15m
Deal found 8/12![JetBlue logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:54 pm -
1 stop18h 04m
Mon 9/285:43 pm -
2 stops43h 29m
Deal found 8/9![Frontier logo]()
$265
This CheapOair deal was found by Cheapflights users on 8/12. 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.
Wed 10/79:54 pm -
1 stop10h 39m
Thu 10/84:13 pm -
1 stop29h 36m
Deal found 8/12![Frontier logo]()
$267
This Frontier deal was found by Cheapflights users on 8/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:08 am -
1 stop7h 53m
Thu 8/277:09 pm -
1 stop13h 24m
Deal found 8/10![Frontier logo]()
$326
This JetBlue deal was found by Cheapflights users on 8/7. 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.
Sun 9/611:39 am -
1 stop6h 54m
Sat 9/127:00 am -
1 stop9h 29m
Deal found 8/7![JetBlue logo]()
$491
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:08 am -
1 stop7h 53m
Sun 9/610:57 am -
1 stop9h 03m
Deal found 8/7![Frontier logo]()
$337
This JetBlue deal was found by Cheapflights users on 8/10. 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.
Tue 9/111:44 am -
1 stop6h 49m
Sat 9/127:00 am -
1 stop9h 29m
Deal found 8/10![JetBlue logo]()
$491
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:28 am -
1 stop8h 46m
Wed 8/2610:57 am -
1 stop9h 03m
Deal found 8/7![Frontier logo]()
$337
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:08 am -
1 stop7h 53m
Mon 8/2410:57 am -
1 stop9h 03m
Deal found 8/11![Frontier logo]()
$390
Last-minute flights from Dallas to IslipDiscover last-minute flight deals from Dallas to Islip. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Islip. Data last updated August 12, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:08 am -
1 stop7h 53m
Wed 9/210:57 am -
1 stop9h 03m
Deal found 8/7![Frontier logo]()
$228
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:05 pm -
1 stop12h 48m
Fri 9/410:57 am -
1 stop21h 36m
Deal found 8/11![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:00 am -
2 stops22h 53m
Fri 9/42:28 pm -
1 stop26h 02m
Deal found 8/11![Multiple Airlines logo]()
$267
This Orbitz deal was found by Cheapflights users on 8/7. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:08 am -
1 stop7h 53m
Tue 9/810:57 am -
1 stop26h 25m
Deal found 8/7![Frontier logo]()
$224
This CheapOair deal was found by Cheapflights users on 8/10. 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.
Sun 9/610:08 am -
1 stop7h 53m
Sat 9/125:43 pm -
1 stop15h 24m
Deal found 8/10![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:08 am -
1 stop7h 53m
Tue 9/810:57 am -
1 stop9h 03m
Deal found 8/11![Frontier logo]()
$274
This CheapOair deal was found by Cheapflights users on 8/12. 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.
Thu 9/173:20 pm -
1 stop25h 43m
Sun 9/206:48 pm -
1 stop20h 27m
Deal found 8/12![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:54 pm -
1 stop18h 04m
Mon 9/285:43 pm -
2 stops43h 29m
Deal found 8/9![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 am -
1 stop27h 05m
Mon 9/285:43 pm -
1 stop15h 24m
Deal found 8/9![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 am -
1 stop27h 05m
Sun 9/275:43 pm -
1 stop15h 29m
Deal found 8/9![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:40 am -
1 stop26h 40m
Wed 9/305:43 pm -
2 stops19h 29m
Deal found 8/8![Multiple Airlines logo]()
$251
One-way flights from Dallas to IslipSearch for one-way flight options from Dallas to Islip. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Dallas to Islip. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:21 am -
1 stop6h 37m
Deal found 8/7![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:39 am -
2 stops28h 54m
Deal found 8/10![Frontier logo]()
$112
This Frontier deal was found by Cheapflights users on 8/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:21 am -
1 stop6h 37m
Deal found 8/9![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 8/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:21 am -
1 stop6h 37m
Deal found 8/10![Frontier logo]()
$117
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:45 pm -
1 stop12h 48m
Deal found 8/11![Frontier logo]()
$122
This CheapOair deal was found by Cheapflights users on 8/10. 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.
Mon 10/269:44 pm -
1 stop15h 49m
Deal found 8/10![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:08 am -
1 stop7h 53m
Deal found 8/11![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:05 pm -
1 stop12h 48m
Deal found 8/11![Frontier logo]()
$136
This Frontier deal was found by Cheapflights users on 8/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:21 am -
1 stop6h 37m
Deal found 8/8![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:44 pm -
2 stops14h 14m
Deal found 8/10![Multiple Airlines logo]()
$161
This Frontier deal was found by Cheapflights users on 8/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:08 am -
1 stop7h 53m
Deal found 8/10![Frontier logo]()
$163
Find flight deals from Dallas to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Dallas (A78) to Islip (ISP). 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 August 12, 2026.
Round-trip from | $224 (Orbitz) |
|---|---|
One-way from | $98 (Frontier) |
Popular in | November |
Cheapest in | February |
Average price | $347 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas to Islip 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 August 12, 2026.
Use the filters below to find and compare flights from Dallas to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Sun 8/30
10:08 am-7:01 pm
1 stop7h 53m
Islip Long Island
Wed 9/2
10:57 am-7:00 pm
1 stop9h 03m
$228
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 9/17
3:20 pm-6:03 pm
1 stop25h 43m
Islip Long Island
Sun 9/20
5:43 pm-8:12 am
1 stop15h 29m
$242
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 9/24
9:54 pm-4:58 pm
1 stop18h 04m
Islip Long Island
Mon 9/28
5:43 pm-12:12 pm
2 stops43h 29m
$265
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Wed 10/7
9:54 pm-9:33 am
1 stop10h 39m
Islip Long Island
Thu 10/8
4:13 pm-8:49 pm
1 stop29h 36m
$267
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Mon 8/24
10:08 am-7:01 pm
1 stop7h 53m
Islip Long Island
Thu 8/27
7:09 pm-7:33 am
1 stop13h 24m
$326
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Sat 8/29
10:08 am-7:01 pm
1 stop7h 53m
Islip Long Island
Sun 9/6
10:57 am-7:00 pm
1 stop9h 03m
$337
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Sat 8/22
8:28 am-6:14 pm
1 stop8h 46m
Islip Long Island
Wed 8/26
10:57 am-7:00 pm
1 stop9h 03m
$337
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 8/20
10:08 am-7:01 pm
1 stop7h 53m
Islip Long Island
Mon 8/24
10:57 am-7:00 pm
1 stop9h 03m
$390
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 9/17
8:25 pm-6:03 pm
1 stop20h 38m
Islip Long Island
Sun 9/20
4:26 pm-10:20 pm
2 stops30h 54m
$477
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Fri 10/30
1:25 pm-9:37 pm
1 stop7h 12m
Islip Long Island
Tue 11/3
6:00 am-3:15 pm
1 stop10h 15m
$487
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Dallas to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Dallas with our price prediction graph.
A78-ISP
DFW-ISP
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 Dallas to Islip
A78-ISP
DFW-ISP
What is the cheapest month to book a flight from Dallas to Islip, New York?
Currently, February is the cheapest month in which you can book a flight from Dallas to Islip, New York (average of $218). Flying from Dallas to Islip, New York in November is currently the most expensive (average of $726). 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.
Reviews of airlines servicing Islip
Get insights into the airlines that provide service to Islip. 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 Islip. Reviews last updated August 12, 2026.
Read reviews from past customers who have flown Southwest from Dallas to Islip. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodSharilynn,May 2024
HOU - LGA
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodSharilynn,May 2024
HOU - LGA
Related info for your journey
Find useful and relevant information for your journey from Dallas to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top airline flying from Dallas to Islip
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$218 | Average$419 | FlexibilityNo cancel fee | On-time63% |