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$443+ Cheap flights from Roanoke to Islip, NY (ROA - ISP)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
ROA — ISP
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
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Cheap flight deals from Roanoke to Islip

Cheapest flights from Roanoke to Islip
Explore the most affordable flight options available from Roanoke to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This United deal was found by Cheapflights users on 6/6. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:15 am
ROA
-
ISP
2 stops14h 00m
Multiple Airlines
Fri 6/127:00 am
ISP
-
ROA
2 stops26h 42m
Multiple Airlines
Deal found 6/6$1,041
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:52 pm
ROA
-
ISP
2 stops27h 07m
Multiple Airlines
Mon 7/1310:00 am
ISP
-
ROA
2 stops23h 42m
Multiple Airlines
Deal found 6/9$1,081
This United deal was found by Cheapflights users on 6/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:15 am
ROA
-
ISP
2 stops7h 15m
Multiple Airlines
Fri 6/265:29 pm
ISP
-
ROA
2 stops27h 34m
Multiple Airlines
Deal found 6/5$1,082
This United deal was found by Cheapflights users on 6/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:56 pm
ROA
-
ISP
2 stops27h 03m
Multiple Airlines
Sun 6/145:29 pm
ISP
-
ROA
2 stops16h 13m
Multiple Airlines
Deal found 6/5$1,247
This United deal was found by Cheapflights users on 6/7. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:56 pm
ROA
-
ISP
2 stops16h 34m
Multiple Airlines
Sat 6/203:05 pm
ISP
-
ROA
2 stops18h 37m
Multiple Airlines
Deal found 6/7$1,265
This United deal was found by Cheapflights users on 6/8. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/143:00 pm
ROA
-
ISP
2 stops19h 56m
Multiple Airlines
Tue 6/1610:00 am
ISP
-
ROA
2 stops23h 42m
Multiple Airlines
Deal found 6/8$1,460
This United deal was found by Cheapflights users on 6/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:35 am
ROA
-
ISP
2 stops9h 40m
Multiple Airlines
Wed 6/1010:00 am
ISP
-
ROA
2 stops11h 01m
Multiple Airlines
Deal found 6/5$1,555

Find flight deals from Roanoke to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Roanoke (ROA) 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 June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,081
(United)

One-way from

$443
(Kiwi.com)

Popular in

November

Cheapest in

May

Average price

$369
Provider with most accurate pricing for Roanoke-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Roanoke-Islip Long Island flights.
Search Deals
From Roanoke to Islip Long Island
Search Deals
One-way flight from Roanoke to Islip Long Island
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Roanoke 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 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Roanoke to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Fri 7/10

5:52 pm-8:59 pm

2 stops27h 07m

Islip Long Island

Mon 7/13

10:00 am-9:42 am

2 stops23h 42m

$1,081
Quickest round-trip

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Thu 6/25

6:15 am-1:30 pm

2 stops7h 15m

Islip Long Island

Fri 6/26

5:29 pm-9:03 pm

2 stops27h 34m

$1,082

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Fri 6/19

5:56 pm-10:30 am

2 stops16h 34m

Islip Long Island

Sat 6/20

3:05 pm-9:42 am

2 stops18h 37m

$1,265
Cheapest one-way

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Thu 6/18

2:38 pm-8:57 pm

3 stops54h 19m

$443

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Mon 6/15

4:08 pm-1:33 pm

3 stops45h 25m

$480

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Fri 6/19

4:08 pm-5:29 pm

3 stops25h 21m

$515

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Wed 6/17

5:56 pm-1:30 pm

2 stops19h 34m

$668
Quickest one-way

RoanokeIslip

ROA - ISP

ROAISP

Roanoke

Tue 6/16

5:56 pm-10:56 am

2 stops17h 00m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Roanoke-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Roanoke-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Roanoke-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Roanoke-Islip, New York 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 Roanoke-Islip, New York 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 Roanoke to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Roanoke 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.

Related info for your journey

Find useful and relevant information for your journey from Roanoke to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead

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