$166+ Cheap flights from Islip, NY to Rochester (ISP - ROC)
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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ROC
Sep 8 — Sep 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 August 9, 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 August 9, 2026.
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:10 am -
1 stop6h 05m
Fri 9/114:05 pm -
1 stop6h 05m
Deal found 8/9![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:15 pm -
1 stop6h 25m
Sat 9/1212:55 pm -
1 stop6h 40m
Deal found 8/7![Southwest logo]()
$211
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:35 pm -
1 stop5h 30m
Fri 9/1112:55 pm -
1 stop8h 40m
Deal found 8/9![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:05 pm -
1 stop6h 05m
Mon 9/1412:55 pm -
1 stop8h 40m
Deal found 8/4![Southwest logo]()
$238
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:05 pm -
1 stop6h 05m
Thu 9/1012:55 pm -
1 stop8h 40m
Deal found 8/4![Southwest logo]()
$271
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:10 am -
1 stop6h 05m
Sat 9/193:15 pm -
1 stop5h 35m
Deal found 8/5![Southwest logo]()
$280
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 am -
1 stop8h 40m
Sat 9/1212:55 pm -
1 stop6h 40m
Deal found 8/6![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:05 am -
2 stops8h 35m
Tue 9/156:05 am -
1 stop6h 05m
Deal found 8/7![Southwest logo]()
$291
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 August 9, 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 August 9, 2026.
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:15 pm -
1 stop6h 25m
Sat 9/1212:55 pm -
1 stop6h 40m
Deal found 8/7![Southwest logo]()
$211
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:35 pm -
1 stop5h 30m
Mon 9/1412:55 pm -
2 stops9h 15m
Deal found 8/5![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:05 pm -
1 stop6h 05m
Thu 9/1012:55 pm -
1 stop8h 40m
Deal found 8/4![Southwest logo]()
$271
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 am -
1 stop8h 40m
Sat 9/1212:55 pm -
1 stop6h 40m
Deal found 8/6![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:20 pm -
1 stop6h 00m
Tue 9/156:05 am -
1 stop4h 10m
Deal found 8/7![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:10 am -
1 stop6h 05m
Sat 9/197:50 am -
2 stops13h 00m
Deal found 8/5![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:05 am -
1 stop6h 10m
Mon 9/78:25 am -
2 stops8h 00m
Deal found 8/6![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:20 am -
2 stops8h 00m
Wed 9/1611:55 am -
1 stop5h 05m
Deal found 8/6![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 8/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:55 am -
1 stop3h 55m
Tue 8/256:05 am -
1 stop4h 10m
Deal found 8/8![Southwest logo]()
$351
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:10 pm -
1 stop8h 40m
Mon 10/125:50 am -
1 stop8h 40m
Deal found 8/9![Southwest logo]()
$370
Last-minute flights from Islip to RochesterDiscover last-minute flight deals from Islip to Rochester. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Rochester. Data last updated August 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:05 pm -
1 stop6h 05m
Thu 9/1012:55 pm -
1 stop8h 40m
Deal found 8/4![Southwest logo]()
$271
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 am -
1 stop8h 40m
Sat 9/1212:55 pm -
1 stop6h 40m
Deal found 8/6![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:15 pm -
1 stop6h 25m
Sat 9/1212:55 pm -
1 stop6h 40m
Deal found 8/7![Southwest logo]()
$211
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:05 am -
2 stops8h 35m
Tue 9/156:05 am -
1 stop6h 05m
Deal found 8/7![Southwest logo]()
$291
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:35 pm -
1 stop5h 30m
Fri 9/1112:55 pm -
1 stop8h 40m
Deal found 8/9![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:10 am -
1 stop6h 05m
Fri 9/114:05 pm -
1 stop6h 05m
Deal found 8/9![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:05 pm -
1 stop6h 05m
Mon 9/1412:55 pm -
1 stop8h 40m
Deal found 8/4![Southwest logo]()
$238
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:10 am -
1 stop6h 05m
Sat 9/193:15 pm -
1 stop5h 35m
Deal found 8/5![Southwest logo]()
$280
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 August 9, 2026.
Search for one-way flight options from Islip to Rochester. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:35 pm -
2 stops8h 20m
Deal found 8/5![Southwest logo]()
$166
This Lucky2Go deal was found by Cheapflights users on 8/5. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:33 pm -
1 stop23h 01m
Deal found 8/5![Breeze Airways logo]()
$249
This KAYAK deal was found by Cheapflights users on 8/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:27 pm -
1 stop25h 16m
Deal found 8/5![Breeze Airways logo]()
$330
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 August 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (Southwest) |
One-way from | $166 (Southwest) |
Popular in | March |
Cheapest in | September |
Average price | $260 |
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 2,558,603 searches. Data last updated August 9, 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
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Sun 9/6
4:15 pm-10:40 pm
1 stop6h 25m
Greater Rochester Intl
Sat 9/12
12:55 pm-7:35 pm
1 stop6h 40m
$211
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Fri 9/11
12:35 pm-6:05 pm
1 stop5h 30m
Greater Rochester Intl
Mon 9/14
12:55 pm-10:10 pm
2 stops9h 15m
$243
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Thu 9/3
4:05 pm-10:10 pm
1 stop6h 05m
Greater Rochester Intl
Thu 9/10
12:55 pm-9:35 pm
1 stop8h 40m
$271
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Sat 9/5
6:00 am-2:40 pm
1 stop8h 40m
Greater Rochester Intl
Sat 9/12
12:55 pm-7:35 pm
1 stop6h 40m
$286
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Tue 9/8
3:20 pm-9:20 pm
1 stop6h 00m
Greater Rochester Intl
Tue 9/15
6:05 am-10:15 am
1 stop4h 10m
$286
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Thu 9/17
6:10 am-12:15 pm
1 stop6h 05m
Greater Rochester Intl
Sat 9/19
7:50 am-8:50 pm
2 stops13h 00m
$302
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Wed 9/2
6:05 am-12:15 pm
1 stop6h 10m
Greater Rochester Intl
Mon 9/7
8:25 am-4:25 pm
2 stops8h 00m
$319
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Sun 9/13
6:20 am-2:20 pm
2 stops8h 00m
Greater Rochester Intl
Wed 9/16
11:55 am-5:00 pm
1 stop5h 05m
$346
Quickest round-trip
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Sat 8/22
11:55 am-3:50 pm
1 stop3h 55m
Greater Rochester Intl
Tue 8/25
6:05 am-10:15 am
1 stop4h 10m
$351
IslipRochester
ISP Islip Long Island - ROC Greater Rochester Intl
ISPROC
Islip Long Island
Fri 10/9
3:10 pm-11:50 pm
1 stop8h 40m
Greater Rochester Intl
Mon 10/12
5:50 am-2:30 pm
1 stop8h 40m
$370
Showing 1-10 of 13 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 August.
| 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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Islip
Popular flights
Rochester flight routes