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$63+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — RDU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 60 days in advance, depart on a Friday or Saturday and return on a Thursday

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 June 12, 2025.

Round-trip from

$127
(CheapOair)

One-way from

$63
(CheapOair)

Popular in

September

Cheapest in

January

Average price

$261

Good round-trip deal

$197 or less

Good one-way deal

$98 or less
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. 12% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This CheapOair deal was found by Cheapflights users on 6/12. 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.
Fri 9/52:25 pmISP - RDU
Nonstop1h 39mBreeze Airways
Mon 9/812:13 pmRDU - ISP
Nonstop1h 32mBreeze Airways
Deal found 6/12$117
This CheapOair deal was found by Cheapflights users on 6/12. 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.
Sat 6/148:21 pmISP - RDU
1 stop27h 57mFrontier
Mon 6/168:20 pmRDU - ISP
1 stop19h 21mFrontier
Deal found 6/12$229
This Southwest deal was found by Cheapflights users on 6/12. 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 9/256:00 amISP - RDU
1 stop4h 30mSouthwest
Tue 10/286:20 amRDU - ISP
1 stop6h 05mSouthwest
Deal found 6/12$263
This CheapOair deal was found by Cheapflights users on 6/12. 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.
Mon 9/152:25 pmISP - RDU
Nonstop1h 39mMultiple Airlines
Wed 9/177:00 pmRDU - ISP
1 stop15h 37mMultiple Airlines
Deal found 6/12$306

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 June 12, 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

Fri 8/29

3:59 pm-5:37 pm

Nonstop1h 38m

Raleigh-Durham

Mon 9/1

1:46 pm-3:19 pm

Nonstop1h 33m

$127

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Sat 8/23

7:33 pm-9:52 am

1 stop14h 19m

Raleigh-Durham

Sun 8/24

1:59 pm-8:08 am

1 stop18h 09m

$301

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Fri 7/11

3:59 pm-5:37 pm

Nonstop1h 38m

Raleigh-Durham

Sun 7/20

7:32 pm-1:04 pm

1 stop17h 32m

$313

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 7/9

1:40 pm-9:45 pm

2 stops8h 05m

Raleigh-Durham

Wed 7/16

5:25 pm-10:55 pm

1 stop5h 30m

$332

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Wed 8/20

2:55 pm-4:31 pm

Nonstop1h 36m

$63

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Mon 6/16

8:21 pm-11:56 pm

1 stop27h 35m

$126

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Mon 7/7

10:00 am-7:40 pm

2 stops9h 40m

$236

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Sun 6/22

2:39 pm-11:49 pm

1 stop9h 10m

$338

IslipRaleigh

ISP - RDU

ISPRDU

Islip Long Island

Mon 6/16

10:44 am-9:41 am

3 stops22h 57m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 June 9, 2025.

The best time to book flights from Islip, New York to Raleigh is 60 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, August is the cheapest month in which you can book a flight from Islip, New York to Raleigh (average of $206). Flying from Islip, New York to Raleigh in March is currently the most expensive (average of $294). 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 June 12, 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 45% on your trip compared to booking a flight in the evening.

Rainfall in Raleigh by month

Plan your trip to Raleigh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Raleigh ranges from 2.9 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. April is typically the driest time to visit Raleigh when rainfall is around 2.9 in.

Temperature in Raleigh by month

Plan your trip to Raleigh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Raleigh, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest and JetBlue from Islip to Raleigh to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Food

6.7

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Food

6.7

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,287 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Food

6.7

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
JetBlue
7.3
Good
2,925 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Food

6.7

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Frontier
5.9
Fair
3,295 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Food

6.7

Overall

8.1

Entertainment

6.6

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

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

    Flying on Breeze Airways is currently your cheapest option to Raleigh, with prices starting at $127. Additional round-trip tickets that might be worth considering are offered by Frontier and Southwest, with the lowest prices starting at $301 and $332, respectively. Breeze Airways is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Islip, New York to Raleigh one-way?

    $63 is the cheapest one-way deal found within the past few days, from Breeze Airways. You may also be able to find cheap deals on Frontier and Southwest, with prices starting from $126 and $236, respectively.

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

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Islip Long Island - Raleigh-Durham) can be booked for $127 on average our data indicates $180 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, August is the cheapest month in which you can book a flight from Islip, New York to Raleigh (average of $206). Flying from Islip, New York to Raleigh in March is currently the most expensive (average of $294). 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 Islip?

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

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$177FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$98Average$182FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$267Average$326FlexibilityNo cancel feeOn-time63%

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