$116+ 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 5 — Dec 121
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 5, 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 5, 2026.
This CheapOair deal was found by Cheapflights users on 11/1. 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 stop6h 59m
Deal found 11/1![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 11/3. 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 stop16h 10m
Deal found 11/3![Frontier logo]()
$261
This CheapOair deal was found by Cheapflights users on 11/2. 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
Mon 11/234:40 pm -
1 stop16h 46m
Deal found 11/2![Frontier logo]()
$296
This CheapOair deal was found by Cheapflights users on 11/2. 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.
Sat 11/149:27 am -
1 stop7h 04m
Sat 11/214:43 pm -
1 stop16h 43m
Deal found 11/2![Frontier logo]()
$300
This CheapOair deal was found by Cheapflights users on 11/4. 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 stop26h 29m
Deal found 11/4![Frontier logo]()
$314
This CheapOair deal was found by Cheapflights users on 11/1. 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 11/207:26 am -
1 stop7h 19m
Mon 11/234:40 pm -
1 stop16h 46m
Deal found 11/1![Frontier logo]()
$316
This CheapOair deal was found by Cheapflights users on 11/1. 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 11/191:23 pm -
1 stop25h 22m
Tue 11/244:40 pm -
1 stop16h 46m
Deal found 11/1![Frontier logo]()
$320
This CheapOair deal was found by Cheapflights users on 11/4. 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
Fri 1/111:26 am -
1 stop22h 22m
Deal found 11/4![Frontier logo]()
$337
This CheapOair deal was found by Cheapflights users on 11/2. 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
Sun 11/224:40 pm -
1 stop9h 02m
Deal found 11/2![Frontier logo]()
$340
This CheapOair deal was found by Cheapflights users on 10/31. 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
Fri 11/274:40 pm -
1 stop9h 02m
Deal found 10/31![Frontier logo]()
$351
This Southwest deal was found by Cheapflights users on 11/2. 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 12/169:20 am -
1 stop5h 55m
Sun 12/204:55 pm -
1 stop6h 20m
Deal found 11/2![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 11/4. 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 12/195:30 pm -
1 stop5h 15m
Tue 12/225:40 am -
1 stop7h 10m
Deal found 11/4![Southwest logo]()
$484
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 5, 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 5, 2026.
This CheapOair deal was found by Cheapflights users on 11/4. 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 stop16h 10m
Deal found 11/4![Frontier logo]()
$261
This Southwest deal was found by Cheapflights users on 11/2. 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 12/1612:10 pm -
2 stops8h 35m
Sun 12/204:55 pm -
1 stop6h 20m
Deal found 11/2![Southwest logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 11/179:10 pm -
2 stops36h 07m
Sat 11/214:43 pm -
1 stop16h 43m
Deal found 11/2![Multiple Airlines logo]()
$451
This CheapOair deal was found by Cheapflights users on 11/4. 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 stop26h 29m
Deal found 11/4![Frontier logo]()
$281
This CheapOair deal was found by Cheapflights users on 11/4. 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 11/191:23 pm -
1 stop25h 22m
Sat 11/214:43 pm -
1 stop8h 59m
Deal found 11/4![Frontier logo]()
$320
This CheapOair deal was found by Cheapflights users on 10/31. 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
Fri 11/274:40 pm -
1 stop9h 02m
Deal found 10/31![Frontier logo]()
$351
This CheapOair deal was found by Cheapflights users on 11/4. 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 11/199:22 am -
1 stop7h 09m
Sun 11/224:40 pm -
1 stop27h 07m
Deal found 11/4![Frontier logo]()
$360
This Southwest deal was found by Cheapflights users on 11/4. 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 12/195:30 pm -
1 stop5h 15m
Tue 12/225:40 am -
1 stop7h 10m
Deal found 11/4![Southwest logo]()
$484
This Southwest deal was found by Cheapflights users on 11/2. 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 12/1011:30 am -
2 stops8h 40m
Mon 1/45:40 pm -
1 stop5h 40m
Deal found 11/2![Southwest logo]()
$524
This CheapOair deal was found by Cheapflights users on 11/2. 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 11/237:42 pm -
1 stop19h 03m
Fri 11/274:40 pm -
1 stop9h 02m
Deal found 11/2![Frontier logo]()
$399
This Southwest deal was found by Cheapflights users on 11/4. 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 11/182:20 pm -
1 stop6h 25m
Sat 11/215:05 pm -
1 stop6h 45m
Deal found 11/4![Southwest logo]()
$535
This CheapOair deal was found by Cheapflights users on 11/1. 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 11/227:42 pm -
1 stop19h 03m
Fri 11/274:40 pm -
1 stop9h 02m
Deal found 11/1![Frontier logo]()
$439
This Frontier deal was found by Cheapflights users on 11/1. 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 1/105:54 am -
2 stops13h 39m
Mon 1/1811:59 am -
1 stop13h 35m
Deal found 11/1![Frontier logo]()
$440
This Southwest deal was found by Cheapflights users on 11/1. 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 3/273:45 pm -
1 stop7h 00m
Sun 4/186:00 am -
2 stops11h 05m
Deal found 11/1![Southwest logo]()
$588
This Southwest deal was found by Cheapflights users on 11/2. 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 11/248:45 pm -
1 stop11h 00m
Fri 11/274:25 pm -
1 stop7h 30m
Deal found 11/2![Southwest logo]()
$628
This Southwest deal was found by Cheapflights users on 11/4. 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 12/182:15 pm -
2 stops8h 35m
Tue 12/225:40 am -
1 stop7h 10m
Deal found 11/4![Southwest logo]()
$653
This Southwest deal was found by Cheapflights users on 10/31. 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 11/248:45 pm -
1 stop11h 00m
Sat 11/285:30 am -
2 stops9h 00m
Deal found 10/31![Southwest logo]()
$783
This Southwest deal was found by Cheapflights users on 11/3. 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 11/251:55 pm -
1 stop8h 45m
Sat 11/286:20 am -
1 stop10h 25m
Deal found 11/3![Southwest logo]()
$802
Last-minute flights from Dallas to IslipDiscover last-minute flight deals from Dallas to Islip. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to Islip. Data last updated November 5, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 11/2. 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.
Sat 11/149:27 am -
1 stop7h 04m
Sat 11/214:43 pm -
1 stop16h 43m
Deal found 11/2![Frontier logo]()
$300
This CheapOair deal was found by Cheapflights users on 11/2. 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
Mon 11/234:40 pm -
1 stop16h 46m
Deal found 11/2![Frontier logo]()
$296
This CheapOair deal was found by Cheapflights users on 11/2. 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
Sun 11/224:40 pm -
1 stop9h 02m
Deal found 11/2![Frontier logo]()
$340
This CheapOair deal was found by Cheapflights users on 11/1. 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 11/191:23 pm -
1 stop25h 22m
Tue 11/244:40 pm -
1 stop16h 46m
Deal found 11/1![Frontier logo]()
$320
This CheapOair deal was found by Cheapflights users on 11/1. 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 11/207:26 am -
1 stop7h 19m
Mon 11/234:40 pm -
1 stop16h 46m
Deal found 11/1![Frontier logo]()
$316
This CheapOair deal was found by Cheapflights users on 10/31. 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
Fri 11/274:40 pm -
1 stop9h 02m
Deal found 10/31![Frontier logo]()
$351
This CheapOair deal was found by Cheapflights users on 11/3. 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 stop16h 10m
Deal found 11/3![Frontier logo]()
$261
This CheapOair deal was found by Cheapflights users on 11/1. 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 stop6h 59m
Deal found 11/1![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 11/4. 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 stop26h 29m
Deal found 11/4![Frontier logo]()
$314
This Southwest deal was found by Cheapflights users on 11/2. 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 12/169:20 am -
1 stop5h 55m
Sun 12/204:55 pm -
1 stop6h 20m
Deal found 11/2![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 11/4. 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 12/195:30 pm -
1 stop5h 15m
Tue 12/225:40 am -
1 stop7h 10m
Deal found 11/4![Southwest logo]()
$484
This CheapOair deal was found by Cheapflights users on 11/4. 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
Fri 1/111:26 am -
1 stop22h 22m
Deal found 11/4![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 5, 2026.
Search for one-way flight options from Dallas to Islip. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This CheapOair deal was found by Cheapflights users on 11/2. 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 11/2![Frontier logo]()
$116
This CheapOair deal was found by Cheapflights users on 11/1. 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 11/1![Frontier logo]()
$122
This CheapOair deal was found by Cheapflights users on 11/4. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$146
This Southwest deal was found by Cheapflights users on 11/1. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Southwest logo]()
$146
This CheapOair deal was found by Cheapflights users on 11/1. 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.
Sat 11/149:27 am -
1 stop7h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$160
This CheapOair deal was found by Cheapflights users on 10/31. 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 11/237:42 pm -
1 stop19h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Frontier logo]()
$166
This CheapOair deal was found by Cheapflights users on 11/1. 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 12/277:58 pm -
1 stop13h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$171
This CheapOair deal was found by Cheapflights users on 10/31. 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 11/199:22 am -
1 stop7h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Frontier logo]()
$180
This CheapOair deal was found by Cheapflights users on 11/2. 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 12/317:58 pm -
1 stop13h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$186
This Southwest deal was found by Cheapflights users on 10/31. 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 12/26:00 am -
1 stop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Southwest logo]()
$191
This CheapOair deal was found by Cheapflights users on 11/1. 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 12/299:53 am -
1 stop23h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$197
This CheapOair deal was found by Cheapflights users on 11/2. 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 11/207:26 am -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$200
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 5, 2026.
Round-trip from | $237 (CheapOair) |
|---|---|
One-way from | $116 (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 5, 2026.
Use the filters below to find and compare flights from Dallas to Islip that are best for you.
Fly from
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Route
Depart
Return
Cheapest round-trip
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Thu 12/3
6:10 am-1:22 pm
1 stop6h 12m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$116
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
$122
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Sat 11/14
9:27 am-5:31 pm
1 stop7h 04m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$160
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
$160
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
$166
DallasIslip
DFW Dallas/Fort Worth - ISP Islip Long Island
DFWISP
Dallas/Fort Worth
Sun 12/27
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
Thu 11/19
9:22 am-5:31 pm
1 stop7h 09m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$180
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
$180
Quickest round-trip
DallasIslip
DAL Dallas Love Field - ISP Islip Long Island
DALISP
Dallas Love Field
Wed 12/2
6:00 am-11:45 am
1 stop4h 45m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$191
DallasIslip
DAL Dallas Love Field - ISP Islip Long Island
DALISP
Dallas Love Field
Thu 12/3
6:00 am-11:45 am
1 stop4h 45m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$257
Showing 1-10 of 29 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
DAL-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
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 5, 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.
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
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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Popular flight searches
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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 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$272 | Average$442 | FlexibilityNo cancel fee | On-time63% |