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$886+ Cheap flights from Islip (ISP) to Rome (ROM)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ROM
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Islip to Rome

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Rome (ROM). 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 17, 2025.

Round-trip from

$886
(Trip.com)

Popular in

June

Cheapest in

November

Average price

$598
From Islip Long Island to Rome (ROM)
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($122 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Islip to Rome

Cheapest flights from Islip to Rome
Explore the most affordable flight options available from Islip to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1510:29 amISP - FCO
2 stops40h 21mMultiple Airlines
Wed 10/229:40 amFCO - ISP
2 stops29h 24mMultiple Airlines
Deal found 9/17$886
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:40 pmISP - FCO
1 stop13h 35mMultiple Airlines
Fri 11/710:15 amFCO - ISP
1 stop15h 30mMultiple Airlines
Deal found 9/16$1,149
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:33 pmISP - FCO
2 stops16h 02mMultiple Airlines
Wed 10/83:45 pmFCO - ISP
2 stops25h 13mMultiple Airlines
Deal found 9/17$1,171
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/144:33 pmISP - FCO
3 stops23h 27mMultiple Airlines
Tue 10/215:55 amFCO - ISP
2 stops19h 50mMultiple Airlines
Deal found 9/16$1,265

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Rome 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 September 17, 2025.
Use the filters below to find and compare flights from Islip to Rome that are best for you.

Fly from

Islip

Fly to

Rome

Route

Depart

Return

Price

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Wed 10/15

10:29 am-8:50 am

2 stops40h 21m

Rome Fiumicino

Wed 10/22

9:40 am-9:04 am

2 stops29h 24m

$886

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Fri 10/31

12:40 pm-7:15 am

1 stop13h 35m

Rome Fiumicino

Fri 11/7

10:15 am-7:45 pm

1 stop15h 30m

$1,149

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Wed 10/1

4:33 pm-2:35 pm

2 stops16h 02m

Rome Fiumicino

Wed 10/8

3:45 pm-10:58 am

2 stops25h 13m

$1,171

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Tue 10/14

4:33 pm-10:00 pm

3 stops23h 27m

Rome Fiumicino

Tue 10/21

5:55 am-7:45 pm

2 stops19h 50m

$1,265

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 10/19

7:30 am-4:40 pm

2 stops27h 10m

Rome Fiumicino

Sun 10/26

5:55 am-7:45 pm

3 stops18h 50m

$1,379

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from Islip to Rome

Have a flexible travel schedule? Discover the best time to fly to Rome 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 Rome

What is the cheapest month to book a flight from Islip to Rome?

Currently, January is the cheapest month in which you can book a flight from Islip to Rome (average of $644). Flying from Islip to Rome in June is currently the most expensive (average of $1,130). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Islip to Rome?

    If you book a flight to Rome from Islip, you will be flying from Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip. There are 0 flights from Long Island to Rome per day from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Rome 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 to Rome?

    Currently, January is the cheapest month in which you can book a flight from Islip to Rome (average of $644). Flying from Islip to Rome in June is currently the most expensive (average of $1,130). 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 Rome?

Book flights to Rome if you plan to visit one of these locations
Fiumicino
Gaeta
Montepulciano
Santa Marinella

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