$132+ Cheap flights from Dallas to Islip, NY (ISP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ISP
Dec 15 — Dec 221
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 November 15, 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 November 15, 2026.
This CheapOair deal was found by Cheapflights users on 11/12. 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 12/36:10 am -
1 stop6h 12m
Sun 12/66:10 pm -
1 stop26h 34m
Deal found 11/12![Frontier logo]()
$297
This CheapOair deal was found by Cheapflights users on 11/10. 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 12/106:10 am -
1 stop10h 20m
Sun 12/136:15 pm -
1 stop16h 05m
Deal found 11/10![Frontier logo]()
$298
This CheapOair deal was found by Cheapflights users on 11/12. 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 12/210:25 am -
1 stop25h 57m
Sun 12/136:15 pm -
1 stop16h 05m
Deal found 11/12![Frontier logo]()
$304
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:25 am -
1 stop25h 57m
Sun 12/66:10 pm -
1 stop26h 34m
Deal found 11/11![Frontier logo]()
$310
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:23 pm -
1 stop27h 08m
Sat 11/214:43 pm -
1 stop8h 59m
Deal found 11/11![Frontier logo]()
$330
This CheapOair deal was found by Cheapflights users on 11/14. 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 12/227:58 pm -
1 stop13h 33m
Thu 1/79:18 pm -
1 stop13h 40m
Deal found 11/14![Frontier logo]()
$337
This CheapOair deal was found by Cheapflights users on 11/15. 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 11/247:31 am -
1 stop7h 14m
Thu 12/32:17 pm -
1 stop19h 55m
Deal found 11/15![Frontier logo]()
$350
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop9h 15m
Wed 12/166:05 am -
1 stop6h 45m
Deal found 11/11![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 11/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:20 pm -
1 stop6h 25m
Sun 12/65:35 am -
1 stop6h 00m
Deal found 11/10![Southwest logo]()
$449
This Southwest deal was found by Cheapflights users on 11/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:20 am -
1 stop5h 55m
Thu 12/175:35 am -
1 stop6h 00m
Deal found 11/12![Southwest logo]()
$465
This Southwest deal was found by Cheapflights users on 11/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
1 stop9h 15m
Wed 12/912:30 pm -
1 stop5h 20m
Deal found 11/13![Southwest logo]()
$518
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:00 am -
1 stop4h 45m
Fri 12/189:25 am -
1 stop9h 20m
Deal found 11/11![Southwest logo]()
$528
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 November 15, 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 November 15, 2026.
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:25 am -
1 stop25h 57m
Sun 12/66:10 pm -
1 stop26h 34m
Deal found 11/11![Frontier logo]()
$310
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop9h 15m
Wed 12/166:05 am -
1 stop6h 45m
Deal found 11/11![Southwest logo]()
$385
This Mytrip deal was found by Cheapflights users on 11/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1112:14 pm -
2 stops20h 15m
Fri 12/1810:44 am -
2 stops14h 50m
Deal found 11/11![Multiple Airlines logo]()
$492
This CheapOair deal was found by Cheapflights users on 11/14. 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 12/36:10 am -
1 stop6h 12m
Sun 12/66:10 pm -
1 stop16h 10m
Deal found 11/14![Frontier logo]()
$345
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:42 pm -
1 stop19h 03m
Mon 11/304:40 pm -
1 stop15h 44m
Deal found 11/11![Frontier logo]()
$390
This Southwest deal was found by Cheapflights users on 11/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:20 pm -
1 stop6h 25m
Sun 12/65:35 am -
1 stop6h 00m
Deal found 11/10![Southwest logo]()
$449
This CheapOair deal was found by Cheapflights users on 11/15. 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 11/257:31 am -
1 stop7h 14m
Thu 12/32:17 pm -
1 stop10h 53m
Deal found 11/15![Frontier logo]()
$390
This Southwest deal was found by Cheapflights users on 11/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:20 am -
1 stop5h 55m
Thu 12/175:35 am -
1 stop6h 00m
Deal found 11/12![Southwest logo]()
$465
This CheapOair deal was found by Cheapflights users on 11/14. 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 12/175:05 am -
1 stop28h 26m
Mon 1/411:26 am -
1 stop14h 08m
Deal found 11/14![Frontier logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Fri 2/59:16 pm -
1 stop10h 44m
Sat 2/1311:43 am -
2 stops10h 32m
Deal found 11/10![Multiple Airlines logo]()
$567
This CheapOair deal was found by Cheapflights users on 11/12. 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.
Tue 12/227:58 pm -
1 stop13h 33m
Mon 1/411:26 am -
1 stop14h 08m
Deal found 11/12![Frontier logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 12/36:10 am -
2 stops11h 55m
Mon 12/73:02 pm -
1 stop8h 32m
Deal found 11/14![Multiple Airlines logo]()
$584
This Southwest deal was found by Cheapflights users on 11/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
1 stop4h 45m
Sat 12/512:45 pm -
2 stops8h 15m
Deal found 11/13![Southwest logo]()
$538
This Southwest deal was found by Cheapflights users on 11/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:20 pm -
1 stop6h 25m
Thu 12/1012:30 pm -
1 stop5h 20m
Deal found 11/13![Southwest logo]()
$544
This CheapOair deal was found by Cheapflights users on 11/10. 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 12/179:53 am -
1 stop23h 38m
Wed 12/3011:26 am -
1 stop22h 22m
Deal found 11/10![Frontier logo]()
$498
This Southwest deal was found by Cheapflights users on 11/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:00 am -
1 stop9h 15m
Tue 12/226:00 pm -
1 stop6h 30m
Deal found 11/15![Southwest logo]()
$576
This CheapOair deal was found by Cheapflights users on 11/12. 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 12/179:53 am -
1 stop23h 38m
Fri 1/111:26 am -
1 stop22h 22m
Deal found 11/12![Frontier logo]()
$556
Last-minute flights from Dallas to IslipDiscover last-minute flight deals from Dallas to Islip. Data last updated November 15, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Islip. Data last updated November 15, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:23 pm -
1 stop27h 08m
Sat 11/214:43 pm -
1 stop8h 59m
Deal found 11/11![Frontier logo]()
$330
This CheapOair deal was found by Cheapflights users on 11/15. 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 11/247:31 am -
1 stop7h 14m
Thu 12/32:17 pm -
1 stop19h 55m
Deal found 11/15![Frontier logo]()
$350
This CheapOair deal was found by Cheapflights users on 11/12. 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 12/210:25 am -
1 stop25h 57m
Sun 12/136:15 pm -
1 stop16h 05m
Deal found 11/12![Frontier logo]()
$304
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:25 am -
1 stop25h 57m
Sun 12/66:10 pm -
1 stop26h 34m
Deal found 11/11![Frontier logo]()
$310
This CheapOair deal was found by Cheapflights users on 11/12. 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 12/36:10 am -
1 stop6h 12m
Sun 12/66:10 pm -
1 stop26h 34m
Deal found 11/12![Frontier logo]()
$297
This Southwest deal was found by Cheapflights users on 11/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:20 pm -
1 stop6h 25m
Sun 12/65:35 am -
1 stop6h 00m
Deal found 11/10![Southwest logo]()
$449
This Southwest deal was found by Cheapflights users on 11/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
1 stop9h 15m
Wed 12/912:30 pm -
1 stop5h 20m
Deal found 11/13![Southwest logo]()
$518
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop9h 15m
Wed 12/166:05 am -
1 stop6h 45m
Deal found 11/11![Southwest logo]()
$385
This CheapOair deal was found by Cheapflights users on 11/10. 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 12/106:10 am -
1 stop10h 20m
Sun 12/136:15 pm -
1 stop16h 05m
Deal found 11/10![Frontier logo]()
$298
This Southwest deal was found by Cheapflights users on 11/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:20 am -
1 stop5h 55m
Thu 12/175:35 am -
1 stop6h 00m
Deal found 11/12![Southwest logo]()
$465
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:00 am -
1 stop4h 45m
Fri 12/189:25 am -
1 stop9h 20m
Deal found 11/11![Southwest logo]()
$528
This CheapOair deal was found by Cheapflights users on 11/14. 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 12/227:58 pm -
1 stop13h 33m
Thu 1/79:18 pm -
1 stop13h 40m
Deal found 11/14![Frontier logo]()
$337
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 November 15, 2026.
Search for one-way flight options from Dallas to Islip. Find affordable one-way fares based on user searches. Data last updated November 15, 2026.
This CheapOair deal was found by Cheapflights users on 11/12. 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 12/36:10 am -
1 stop6h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/12![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 1/224:21 pm -
2 stops17h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/13![Multiple Airlines logo]()
$133
This CheapOair deal was found by Cheapflights users on 11/13. 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 1/145:40 am -
1 stop10h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/13![Frontier logo]()
$138
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/175:40 am -
1 stop10h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Frontier logo]()
$147
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:25 am -
1 stop25h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Frontier logo]()
$151
This CheapOair deal was found by Cheapflights users on 11/14. 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 12/247:58 pm -
1 stop13h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/14![Frontier logo]()
$163
This CheapOair deal was found by Cheapflights users on 11/12. 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.
Tue 11/247:31 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/12![Frontier logo]()
$165
This CheapOair deal was found by Cheapflights users on 11/15. 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 12/175:05 am -
1 stop28h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/15![Frontier logo]()
$171
This CheapOair deal was found by Cheapflights users on 11/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:26 am -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Frontier logo]()
$188
This CheapOair deal was found by Cheapflights users on 11/12. 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 11/267:42 pm -
1 stop19h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/12![Frontier logo]()
$191
This Southwest deal was found by Cheapflights users on 11/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/305:55 pm -
1 stop4h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 11/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:50 am -
1 stop5h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/13![Southwest logo]()
$434
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 November 15, 2026.
Round-trip from | $282 (CheapOair) |
|---|---|
One-way from | $132 (CheapOair) |
Popular in | November |
Cheapest in | August |
Average price | $726 |
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 7,457,451 searches. Data last updated November 15, 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
Thu 1/28
7:43 pm-11:04 am
1 stop14h 21m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$138
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 12/24
7:58 pm-10:31 am
1 stop13h 33m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$163
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 12/10
8:38 am-5:30 pm
1 stop7h 52m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$165
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Tue 11/24
7:31 am-3:45 pm
1 stop7h 14m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$165
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 12/17
7:58 pm-10:31 am
1 stop13h 33m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$171
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Wed 11/25
7:31 am-3:45 pm
1 stop7h 14m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$185
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Sun 12/20
7:58 pm-10:31 am
1 stop13h 33m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$191
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Fri 11/20
7:26 am-3:45 pm
1 stop7h 19m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$240
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Wed 12/2
10:25 am-1:22 pm
1 stop25h 57m
Islip Long Island
Sun 12/6
6:10 pm-7:44 pm
1 stop26h 34m
$310
DallasIslip
DAL Dallas Love Field - ISP Islip Long Island
DALISP
Dallas Love Field
Wed 12/30
2:15 pm-11:50 pm
2 stops8h 35m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$324
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from Dallas to Islip
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A78-ISP
DFW-ISP
DAL-ISP
Estimated round-trip price
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Cheapflights Insights
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A78-ISP
DFW-ISP
DAL-ISP
No data available for this route at this time. Please check back soon.
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 November 15, 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
Entertainment
7.4
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
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Book flights to Islip if you plan to visit one of these locationsRiverhead
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Other flights to Islip
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Dallas and Islip flights
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Top airline flying from Dallas to Islip
Discover the top airline that operate flights from Dallas to Islip. 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 7,457,451 searches. Data last updated November 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$272 | Average$447 | FlexibilityNo cancel fee | On-time63% |