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$55+ Cheap flights from Islip, NY to Raleigh (ISP - RDU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — RDU
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Islip Long Island to Raleigh-Durham are usually found in January or February, booked 44 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(CheapOair)

One-way from

$55
(CheapOair)

Popular in

September

Cheapest in

January

Average price

$219

Good round-trip deal

$143 or less

Good one-way deal

$129 or less
Provider with most accurate pricing for Islip Long Island-Raleigh-Durham flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-Raleigh-Durham flights.
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From Islip Long Island to Raleigh-Durham
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One-way flight from Islip Long Island to Raleigh-Durham
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Highest demand for flights based on searches. 18% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Islip Long Island to Raleigh-Durham.
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Price to beat on a one-way flight from Islip Long Island to Raleigh-Durham.
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Find flight deals from Islip to Raleigh

Cheapest flights from Islip to Raleigh
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 October 28, 2025.

This CheapOair deal was found by Cheapflights users on 10/25. 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 11/124:58 pmISP - RDU
1 stop5h 35mFrontier
Tue 11/188:00 amRDU - ISP
1 stop9h 42mFrontier
Deal found 10/25$110
This CheapOair deal was found by Cheapflights users on 10/27. 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 12/106:00 amISP - RDU
1 stop10h 44mFrontier
Mon 12/153:03 pmRDU - ISP
1 stop8h 56mFrontier
Deal found 10/27$130
This CheapOair deal was found by Cheapflights users on 10/27. 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 11/136:37 pmISP - RDU
1 stop24h 04mFrontier
Sun 11/163:07 pmRDU - ISP
1 stop18h 02mFrontier
Deal found 10/27$143
This CheapOair deal was found by Cheapflights users on 10/25. 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 12/56:00 amISP - RDU
1 stop8h 08mFrontier
Mon 12/88:14 pmRDU - ISP
1 stop23h 20mFrontier
Deal found 10/25$163
This CheapOair deal was found by Cheapflights users on 10/26. 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 11/179:54 amISP - RDU
1 stop7h 48mFrontier
Thu 11/209:19 amRDU - ISP
1 stop25h 18mFrontier
Deal found 10/26$169
This CheapOair deal was found by Cheapflights users on 10/27. 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 12/156:00 amISP - RDU
1 stop8h 08mFrontier
Mon 12/158:14 pmRDU - ISP
1 stop23h 20mFrontier
Deal found 10/27$170
This Priceline deal was found by Cheapflights users on 10/27. 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 12/106:00 amISP - RDU
1 stop10h 44mMultiple Airlines
Mon 12/1512:13 pmRDU - ISP
Nonstop1h 32mMultiple Airlines
Deal found 10/27$174
This CheapOair deal was found by Cheapflights users on 10/28. 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 11/144:58 pmISP - RDU
1 stop25h 19mFrontier
Sun 11/163:07 pmRDU - ISP
1 stop18h 02mFrontier
Deal found 10/28$176
This CheapOair deal was found by Cheapflights users on 10/28. 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 12/1310:19 amISP - RDU
1 stop6h 25mFrontier
Wed 1/78:19 pmRDU - ISP
1 stop18h 20mFrontier
Deal found 10/28$180
This CheapOair deal was found by Cheapflights users on 10/26. 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 11/54:58 pmISP - RDU
1 stop25h 18mFrontier
Fri 11/79:48 pmRDU - ISP
1 stop12h 49mFrontier
Deal found 10/26$183
This CheapOair deal was found by Cheapflights users on 10/25. 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 12/52:25 pmISP - RDU
Nonstop1h 39mBreeze Airways
Mon 12/812:13 pmRDU - ISP
Nonstop1h 32mBreeze Airways
Deal found 10/25$184
This CheapOair deal was found by Cheapflights users on 10/26. 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 11/54:58 pmISP - RDU
1 stop15h 45mFrontier
Sat 11/89:09 amRDU - ISP
1 stop22h 53mFrontier
Deal found 10/26$190

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 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Islip to Raleigh that are best for you.

Fly from

Islip

Fly to

Raleigh

Route

Depart

Return

Price

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Thu 11/13

6:37 pm-10:54 am

1 stop16h 17m

Raleigh-Durham

Mon 11/17

2:57 pm-5:42 pm

1 stop26h 45m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 11/12

4:58 pm-10:33 pm

1 stop5h 35m

Raleigh-Durham

Thu 11/13

12:25 pm-5:42 pm

1 stop5h 17m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Tue 11/11

6:27 pm-10:33 pm

1 stop28h 06m

Raleigh-Durham

Thu 11/13

3:38 pm-8:54 am

1 stop17h 16m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 11/12

4:58 pm-8:43 am

1 stop15h 45m

Raleigh-Durham

Sat 11/15

9:09 am-8:02 am

1 stop22h 53m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Mon 11/10

8:02 pm-10:33 pm

1 stop26h 31m

Raleigh-Durham

Mon 11/17

9:35 pm-5:42 pm

1 stop20h 07m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 11/12

4:58 pm-8:43 am

1 stop15h 45m

Raleigh-Durham

Mon 11/17

9:35 pm-5:42 pm

1 stop20h 07m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Sat 12/6

4:05 pm-6:27 pm

1 stop26h 22m

Raleigh-Durham

Tue 12/9

8:14 pm-10:44 pm

1 stop26h 30m

$110

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 1/28

11:50 am-1:33 pm

Nonstop1h 43m

Raleigh-Durham

Mon 2/2

11:49 am-1:21 pm

Nonstop1h 32m

$122

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 12/10

6:00 am-4:44 pm

1 stop10h 44m

Raleigh-Durham

Mon 12/15

3:03 pm-11:59 pm

1 stop8h 56m

$130

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 2/4

11:50 am-1:33 pm

Nonstop1h 43m

Raleigh-Durham

Mon 2/9

11:59 am-1:31 pm

Nonstop1h 32m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 20 results
1
2

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Raleigh flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-Raleigh flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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?

Use this chart to determine the optimal time to book a round-trip flight from Islip to Raleigh. Price data was last updated on October 24, 2025.

The best time to book flights from Islip, New York to Raleigh is 43 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 $36). Flying from Islip, New York to Raleigh in October is currently the most expensive (average of $73). 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 October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Islip, New York to Raleigh in the morning. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the evening.

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 October 28, 2025.
Get a feel of what it's like to fly with Breeze Airways, Southwest, and Frontier 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.
Breeze Airways
8.1
Very good
220 reviews

Overall

8.1

Food

6.7

Entertainment

6.6

Comfort

8.1

Crew

8.7

Boarding

8.3

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Breeze Airways
8.1
Very good
220 reviews
Breeze Airways
8.1
Very good
220 reviews

Overall

8.1

Food

6.7

Entertainment

6.6

Comfort

8.1

Crew

8.7

Boarding

8.3

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Southwest
8.0
Very good
4,238 reviews
Breeze Airways
8.1
Very good
220 reviews

Overall

8.1

Food

6.7

Entertainment

6.6

Comfort

8.1

Crew

8.7

Boarding

8.3

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Frontier
5.8
Fair
3,124 reviews
Breeze Airways
8.1
Very good
220 reviews

Overall

8.1

Food

6.7

Entertainment

6.6

Comfort

8.1

Crew

8.7

Boarding

8.3

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!

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.

  • How popular is this Islip, New York to Raleigh flight route?

    This flight path from Islip Long Island to Raleigh-Durham was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Islip, New York to Raleigh?

    Departing from Islip, New York to Raleigh will take you 16h 17m. There are 458 mi between Islip, New York and Raleigh.

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

    Flying on Frontier is currently your cheapest option to Raleigh, with prices starting at $73. Additional round-trip tickets that might be worth considering are offered by Breeze Airways and Southwest, with the lowest prices starting at $102 and $228, respectively. Frontier is priced at 64% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Islip, New York to Raleigh?

    Looking at all options, your cheapest flight can be booked for $107. While the most popular route (Islip Long Island - Raleigh-Durham) can be booked for $122 on average, our data indicates $273 when flying from Islip, New York to Raleigh.

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Raleigh (average of $36). Flying from Islip, New York to Raleigh in October is currently the most expensive (average of $73). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Rocky Mount
Smithfield
Dunn
Cary
Garner
Chapel Hill
Selma
Goldsboro
Henderson
Apex
Morrisville
Danville
Wilson
Pinehurst
Wake Forest
South Hill
Holly Springs

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Top 3 airlines flying from Islip to Raleigh

Discover the top 3 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 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$157FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$102Average$178FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$228Average$328FlexibilityNo cancel feeOn-time63%

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