$148+ Cheap flights from Islip, NY to Rochester (ISP - ROC)
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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ROC
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Rochester 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 Islip to Rochester
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Cheapest flights from Islip to RochesterExplore the most affordable flight options available from Islip to Rochester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
Explore the most affordable flight options available from Islip to Rochester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
This Southwest deal was found by Cheapflights users on 9/18. 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 stop6h 00m
Wed 10/74:25 pm -
1 stop3h 35m
Deal found 9/18![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 9/19. 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 11/2112:50 pm -
1 stop6h 05m
Mon 11/235:40 pm -
1 stop5h 55m
Deal found 9/19![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 9/15. 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 10/1012:20 pm -
1 stop4h 00m
Sun 10/116:00 am -
1 stop4h 20m
Deal found 9/15![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 9/17. 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 10/25:40 pm -
1 stop6h 10m
Tue 10/64:25 pm -
1 stop3h 35m
Deal found 9/17![Southwest logo]()
$407
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:11 am -
1 stop9h 36m
Sun 10/410:15 am -
1 stop9h 03m
Deal found 9/15![Avelo Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 9/19. 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 11/2112:50 pm -
1 stop6h 05m
Tue 11/245:55 am -
2 stops11h 25m
Deal found 9/19![Southwest logo]()
$429
Best flights from Islip to RochesterDiscover carefully curated flight deals from Islip to Rochester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Islip to Rochester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This Southwest deal was found by Cheapflights users on 9/15. 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 2/1011:20 am -
2 stops8h 50m
Fri 2/128:00 am -
2 stops10h 45m
Deal found 9/15![Southwest logo]()
$358
This Southwest deal was found by Cheapflights users on 9/18. 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 stop6h 00m
Wed 10/74:25 pm -
1 stop3h 35m
Deal found 9/18![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 9/15. 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 10/1012:20 pm -
1 stop4h 00m
Sun 10/116:00 am -
1 stop4h 20m
Deal found 9/15![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 9/17. 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 10/25:40 pm -
1 stop6h 10m
Tue 10/64:25 pm -
1 stop3h 35m
Deal found 9/17![Southwest logo]()
$407
This Southwest deal was found by Cheapflights users on 9/19. 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 11/2112:50 pm -
1 stop6h 05m
Tue 11/245:55 am -
2 stops11h 25m
Deal found 9/19![Southwest logo]()
$429
This Southwest deal was found by Cheapflights users on 9/19. 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 11/215:30 am -
2 stops9h 55m
Mon 11/237:55 am -
2 stops14h 55m
Deal found 9/19![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 9/19. 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.
Sun 10/115:40 am -
1 stop6h 00m
Mon 10/125:50 am -
1 stop5h 55m
Deal found 9/19![Southwest logo]()
$503
Last-minute flights from Islip to RochesterDiscover last-minute flight deals from Islip to Rochester. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Rochester. Data last updated September 20, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:11 am -
1 stop9h 36m
Sun 10/410:15 am -
1 stop9h 03m
Deal found 9/15![Avelo Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/305:43 pm -
2 stops20h 14m
Sun 10/42:37 pm -
1 stop18h 22m
Deal found 9/15![Multiple Airlines logo]()
$558
This Southwest deal was found by Cheapflights users on 9/17. 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 10/25:40 pm -
1 stop6h 10m
Tue 10/64:25 pm -
1 stop3h 35m
Deal found 9/17![Southwest logo]()
$407
This Southwest deal was found by Cheapflights users on 9/18. 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 stop6h 00m
Wed 10/74:25 pm -
1 stop3h 35m
Deal found 9/18![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 9/15. 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 10/1012:20 pm -
1 stop4h 00m
Sun 10/116:00 am -
1 stop4h 20m
Deal found 9/15![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 9/19. 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.
Sun 10/115:40 am -
1 stop6h 00m
Mon 10/125:50 am -
1 stop5h 55m
Deal found 9/19![Southwest logo]()
$503
One-way flights from Islip to RochesterSearch for one-way flight options from Islip to Rochester. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Islip to Rochester. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Southwest deal was found by Cheapflights users on 9/16. 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 11/194:05 pm -
1 stop5h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 9/18. 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 10/165:40 pm -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Southwest logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Mon 10/126:55 pm -
2 stops39h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 11/1910:57 am -
3 stops32h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Fri 10/169:33 pm -
3 stops46h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$314
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:00 pm -
1 stop21h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Breeze Airways logo]()
$339
This Southwest deal was found by Cheapflights users on 9/18. 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.
Mon 10/125:40 pm -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Southwest logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Mon 10/1211:13 am -
3 stops46h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Breeze Airways logo]()
$627
Find flight deals from Islip to Rochester
Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Rochester (ROC). 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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $304 (Southwest) |
One-way from | $148 (Southwest) |
Popular in | March |
Cheapest in | December |
Average price | $291 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Rochester 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 20, 2026.
Use the filters below to find and compare flights from Islip to Rochester that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Thu 11/19
4:05 pm-10:00 pm
1 stop5h 55m
Greater Rochester Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$148
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Fri 10/16
5:40 pm-11:55 pm
1 stop6h 15m
Greater Rochester Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$194
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Thu 11/19
10:57 am-7:25 pm
3 stops32h 28m
Greater Rochester Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$280
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Fri 10/16
9:33 pm-7:33 pm
3 stops46h 00m
Greater Rochester Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Tue 10/13
12:00 pm-9:58 am
1 stop21h 58m
Greater Rochester Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$339
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Mon 10/12
5:40 pm-11:55 pm
1 stop6h 15m
Greater Rochester Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$349
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Wed 2/10
11:20 am-8:10 pm
2 stops8h 50m
Greater Rochester Intl
Fri 2/12
8:00 am-6:45 pm
2 stops10h 45m
$358
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Sat 10/3
3:50 pm-9:50 pm
1 stop6h 00m
Greater Rochester Intl
Wed 10/7
4:25 pm-8:00 pm
1 stop3h 35m
$389
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Sat 10/10
12:20 pm-4:20 pm
1 stop4h 00m
Greater Rochester Intl
Sun 10/11
6:00 am-10:20 am
1 stop4h 20m
$397
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Fri 10/2
5:40 pm-11:50 pm
1 stop6h 10m
Greater Rochester Intl
Tue 10/6
4:25 pm-8:00 pm
1 stop3h 35m
$407
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Islip to Rochester
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 Rochester 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-Rochester 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-Rochester flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Rochester flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Islip, New York-Rochester 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-Rochester 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 Rochester
Have a flexible travel schedule? Discover the best time to fly to Rochester from Islip with our price prediction graph.
ISP-ROC
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 Islip to Rochester. 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 Rochester?
Book flights to Rochester if you plan to visit one of these locationsHenrietta
Geneva
Webster
Victor
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