$51+ Cheap flights from Islip, NY to Raleigh (ISP - RDU)
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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — RDU
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Raleigh 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.Cheapflights Tip: The best prices from Islip Long Island to Raleigh-Durham are usually found in January or March, booked 77 days in advance, depart on a Saturday or Thursday and return on a Tuesday
Cheap flight deals from Islip to Raleigh
Cheapest
Best
Last-minute
One-way
Cheapest flights from Islip to RaleighExplore the most affordable flight options available from Islip to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Islip to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Wed 9/2312:00 pm -
Nonstop1h 44m
Tue 9/299:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$97
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/2312:00 pm -
Nonstop1h 44m
Wed 9/309:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$102
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Tue 9/2212:00 pm -
Nonstop1h 44m
Tue 9/299:48 am -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Wed 9/3012:00 pm -
Nonstop1h 44m
Wed 10/79:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:00 pm -
Nonstop1h 44m
Wed 10/289:48 am -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Wed 10/1412:00 pm -
Nonstop1h 44m
Thu 10/228:45 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$122
This CheapOair deal was found by Cheapflights users on 9/6. 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 10/2812:00 pm -
Nonstop1h 44m
Sat 10/319:48 am -
Nonstop1h 32m
Deal found 9/6![Breeze Airways logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:00 pm -
Nonstop1h 44m
Wed 10/149:48 am -
Nonstop1h 32m
Deal found 9/4![Breeze Airways logo]()
$128
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:00 pm -
Nonstop1h 44m
Tue 9/2910:07 am -
1 stop6h 51m
Deal found 9/2![Multiple Airlines logo]()
$130
This CheapOair deal was found by Cheapflights users on 9/6. 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 9/2912:00 pm -
Nonstop1h 44m
Sat 10/39:48 am -
Nonstop1h 32m
Deal found 9/6![Breeze Airways logo]()
$132
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Tue 9/1512:00 pm -
Nonstop1h 44m
Tue 9/229:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$133
This CheapOair deal was found by Cheapflights users on 9/5. 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 10/712:00 pm -
Nonstop1h 44m
Thu 10/88:45 am -
Nonstop1h 32m
Deal found 9/5![Breeze Airways logo]()
$137
Best flights from Islip to RaleighDiscover carefully curated flight deals from Islip to Raleigh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Islip to Raleigh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Breeze Airways deal was found by Cheapflights users on 9/3. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:00 pm -
Nonstop1h 44m
Mon 10/1912:50 pm -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$183
This Southwest deal was found by Cheapflights users on 9/2. 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 10/155:40 pm -
1 stop3h 50m
Mon 10/198:20 pm -
1 stop3h 20m
Deal found 9/2![Southwest logo]()
$197
This Southwest deal was found by Cheapflights users on 9/3. 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.
Sat 10/33:50 pm -
1 stop5h 55m
Sat 10/104:05 pm -
1 stop5h 45m
Deal found 9/3![Southwest logo]()
$197
This Breeze Airways deal was found by Cheapflights users on 9/5. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:00 pm -
Nonstop1h 44m
Fri 10/1612:50 pm -
Nonstop1h 32m
Deal found 9/5![Breeze Airways logo]()
$203
This Breeze Airways deal was found by Cheapflights users on 9/3. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:57 am -
Nonstop1h 44m
Mon 10/1912:50 pm -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$218
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 10/163:10 pm -
2 stops8h 30m
Mon 10/198:20 pm -
1 stop3h 20m
Deal found 9/3![Southwest logo]()
$241
This Breeze Airways deal was found by Cheapflights users on 9/3. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:02 pm -
Nonstop1h 44m
Mon 10/1912:50 pm -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$228
This Southwest deal was found by Cheapflights users on 9/2. 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 10/1412:50 pm -
2 stops8h 25m
Mon 10/197:35 am -
2 stops6h 55m
Deal found 9/2![Southwest logo]()
$246
Last-minute flights from Islip to RaleighDiscover last-minute flight deals from Islip to Raleigh. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Raleigh. Data last updated September 7, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Tue 9/1512:00 pm -
Nonstop1h 44m
Tue 9/229:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$133
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Tue 9/2212:00 pm -
Nonstop1h 44m
Tue 9/299:48 am -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Wed 9/2312:00 pm -
Nonstop1h 44m
Tue 9/299:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$97
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/2312:00 pm -
Nonstop1h 44m
Wed 9/309:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$102
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:00 pm -
Nonstop1h 44m
Tue 9/2910:07 am -
1 stop6h 51m
Deal found 9/2![Multiple Airlines logo]()
$130
This CheapOair deal was found by Cheapflights users on 9/6. 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 9/2912:00 pm -
Nonstop1h 44m
Sat 10/39:48 am -
Nonstop1h 32m
Deal found 9/6![Breeze Airways logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Wed 9/3012:00 pm -
Nonstop1h 44m
Wed 10/79:48 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:00 pm -
Nonstop1h 44m
Wed 10/149:48 am -
Nonstop1h 32m
Deal found 9/4![Breeze Airways logo]()
$128
This CheapOair deal was found by Cheapflights users on 9/5. 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 10/712:00 pm -
Nonstop1h 44m
Thu 10/88:45 am -
Nonstop1h 32m
Deal found 9/5![Breeze Airways logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Wed 10/1412:00 pm -
Nonstop1h 44m
Thu 10/228:45 am -
Nonstop1h 32m
Deal found 9/2![Breeze Airways logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:00 pm -
Nonstop1h 44m
Wed 10/289:48 am -
Nonstop1h 32m
Deal found 9/3![Breeze Airways logo]()
$117
This CheapOair deal was found by Cheapflights users on 9/6. 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 10/2812:00 pm -
Nonstop1h 44m
Sat 10/319:48 am -
Nonstop1h 32m
Deal found 9/6![Breeze Airways logo]()
$127
One-way flights from Islip to RaleighSearch for one-way flight options from Islip to Raleigh. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Islip to Raleigh. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This CheapOair deal was found by Cheapflights users on 9/3. 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 9/2312:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Breeze Airways logo]()
$51
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Tue 9/2912:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Breeze Airways logo]()
$56
This CheapOair deal was found by Cheapflights users on 9/3. 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 10/712:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Breeze Airways logo]()
$61
This CheapOair deal was found by Cheapflights users on 9/4. 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 9/1612:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Breeze Airways logo]()
$64
This CheapOair deal was found by Cheapflights users on 9/6. 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 9/2612:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Breeze Airways logo]()
$66
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Sat 10/312:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Breeze Airways logo]()
$71
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Thu 11/1210:57 am -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Breeze Airways logo]()
$76
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/1111:52 am -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Breeze Airways logo]()
$79
This CheapOair deal was found by Cheapflights users on 9/6. 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 10/2910:57 am -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Breeze Airways logo]()
$81
This CheapOair deal was found by Cheapflights users on 9/6. 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 9/1512:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Breeze Airways logo]()
$84
This CheapOair deal was found by Cheapflights users on 9/4. 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.
Sat 9/1212:00 pm -
Nonstop1h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Breeze Airways logo]()
$89
Find flight deals from Islip to Raleigh
Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Raleigh (RDU). 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $107 (CheapOair) |
One-way from | $51 (CheapOair) |
Popular in | December |
Cheapest in | January |
Average price | $278 |
Good round-trip deal | $163 or less |
Good one-way deal | $112 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Raleigh 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 September 7, 2026.
Use the filters below to find and compare flights from Islip to Raleigh that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Wed 9/30
12:00 pm-1:44 pm
Nonstop1h 44m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$51
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Sun 12/6
10:57 am-12:41 pm
Nonstop1h 44m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$71
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Fri 10/30
3:02 pm-4:46 pm
Nonstop1h 44m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$81
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Mon 10/12
3:02 pm-4:46 pm
Nonstop1h 44m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$124
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Fri 10/9
3:10 pm-9:30 pm
1 stop6h 20m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$138
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Fri 9/18
11:52 am-1:36 pm
Nonstop1h 44m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$140
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Fri 9/25
12:35 pm-9:55 pm
2 stops9h 20m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$143
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Mon 9/14
5:43 pm-9:09 am
1 stop15h 26m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$154
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Sun 10/11
6:25 pm-9:17 am
1 stop14h 52m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
IslipRaleigh
ISP Islip Long Island - RDU Raleigh-Durham
ISPRDU
Islip Long Island
Mon 10/12
6:55 pm-4:31 pm
1 stop21h 36m
Raleigh-Durham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Islip to Raleigh
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Raleigh in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Islip, New York-Raleigh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Raleigh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Raleigh flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Islip, New York-Raleigh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Raleigh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Islip to Raleigh
Have a flexible travel schedule? Discover the best time to fly to Raleigh from Islip with our price prediction graph.
ISP-RDU
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 Raleigh
How far ahead should I book a flight from Islip, New York to Raleigh?
The best time to book flights from Islip, New York to Raleigh is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Islip, New York to Raleigh?
Currently, January is the cheapest month in which you can book a flight from Islip, New York to Raleigh (average of $138). Flying from Islip, New York to Raleigh in December is currently the most expensive (average of $368). 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 RDU?
Find hourly flight availability from Islip to Raleigh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 7, 2026.
A simple way to save on the total cost of your ticket is to fly from Islip, New York to Raleigh in the evening. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight at noon.
Reviews of airlines servicing Raleigh
Get insights into the airlines that provide service to Raleigh. 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 Raleigh. Reviews last updated September 7, 2026.
Get a feel of what it's like to fly with Breeze Airways and Southwest from Islip to Raleigh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Crew
8.8
Food
6.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Crew
8.8
Food
6.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Boarding
8.4
Comfort
8.2
Entertainment
6.7
Crew
8.8
Food
6.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Related info for your journey
Find useful and relevant information for your journey from Islip to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Raleigh?
Book flights to Raleigh if you plan to visit one of these locationsDanville
Rocky Mount
Smithfield
Selma
Goldsboro
Cary
Garner
Pinehurst
Dunn
Chapel Hill
Wake Forest
South Hill
Holly Springs
Morrisville
Roanoke Rapids
Henderson
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Islip and Raleigh flights
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Top 2 airlines flying from Islip to Raleigh
Discover the top 2 airlines that operate flights from Islip to Raleigh. 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 September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$231 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$210 | Average$426 | FlexibilityNo cancel fee | On-time63% |