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Cheap flights from Islip, New York to Rome from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Rome departing on 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Islip, New York to Rome

Cheap round-trip flights

Logo
4:33 pm - 12:10 amISP-FCO
25h 37m2 stops
Logo
3:25 pm - 8:01 pmFCO-ISP
34h 36m3 stops
$1,101
Find Deal
Mon, Sep 15 - Mon, Sep 22
Logo
2:19 pm - 12:20 amISP-FCO
28h 01m3 stops
Logo
3:25 pm - 8:01 pmFCO-ISP
34h 36m3 stops
$1,155
Find Deal
Mon, Sep 15 - Mon, Sep 22
Logo
11:53 am - 7:05 amISP-FCO
13h 12m1 stop
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10:25 am - 8:01 pmFCO-ISP
15h 36m1 stop
$1,275
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Sun, Sep 14 - Sun, Sep 21
Logo
7:30 am - 7:05 amISP-FCO
17h 35m1 stop
Logo
6:55 am - 10:40 amFCO-ISP
33h 45m2 stops
$1,316
Find Deal
Mon, Sep 15 - Mon, Sep 22
Logo
11:53 am - 7:05 amISP-FCO
13h 12m1 stop
Logo
6:20 am - 10:40 amFCO-ISP
34h 20m2 stops
$1,325
Find Deal
Sun, Sep 14 - Sun, Sep 21
Logo
4:33 pm - 12:10 amISP-FCO
25h 37m2 stops
Logo
8:05 pm - 8:01 pmFCO-ISP
29h 56m2 stops
$1,338
Find Deal
Mon, Sep 15 - Mon, Sep 22
Logo
7:36 pm - 9:15 amISP-FCO
31h 39m3 stops
Logo
5:20 pm - 8:01 pmFCO-ISP
32h 41m3 stops
$1,423
Find Deal
Sun, Sep 14 - Sun, Sep 21
Logo
7:36 pm - 9:15 amISP-FCO
31h 39m3 stops
Logo
3:45 pm - 10:58 amFCO-ISP
25h 13m2 stops
$1,637
Find Deal
Sun, Sep 14 - Sun, Sep 21
Logo
7:30 am - 7:05 amISP-FCO
17h 35m2 stops
Logo
9:00 pm - 3:21 pmFCO-ISP
24h 21m2 stops
$1,815
Find Deal
Sun, Sep 14 - Sun, Sep 21
Logo
4:33 pm - 7:05 amISP-FCO
32h 32m1 stop
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10:25 am - 1:24 pmFCO-ISP
32h 59m1 stop
$2,162
Find Deal
Mon, Sep 15 - Mon, Sep 22

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Islip, New York to Rome that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Mon 9/15

4:33 pm-12:10 am

2 stops25h 37m

Rome Fiumicino

Mon 9/22

3:25 pm-8:01 pm

3 stops34h 36m

$1,101

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Mon 9/15

2:19 pm-12:20 am

3 stops28h 01m

Rome Fiumicino

Mon 9/22

3:25 pm-8:01 pm

3 stops34h 36m

$1,155

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 9/14

11:53 am-7:05 am

1 stop13h 12m

Rome Fiumicino

Sun 9/21

10:25 am-8:01 pm

1 stop15h 36m

$1,275

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Mon 9/15

7:30 am-7:05 am

1 stop17h 35m

Rome Fiumicino

Mon 9/22

6:55 am-10:40 am

2 stops33h 45m

$1,316

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 9/14

11:53 am-7:05 am

1 stop13h 12m

Rome Fiumicino

Sun 9/21

6:20 am-10:40 am

2 stops34h 20m

$1,325

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Mon 9/15

4:33 pm-12:10 am

2 stops25h 37m

Rome Fiumicino

Mon 9/22

8:05 pm-8:01 pm

2 stops29h 56m

$1,338

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 9/14

7:36 pm-9:15 am

3 stops31h 39m

Rome Fiumicino

Sun 9/21

5:20 pm-8:01 pm

3 stops32h 41m

$1,423

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 9/14

7:36 pm-9:15 am

3 stops31h 39m

Rome Fiumicino

Sun 9/21

3:45 pm-10:58 am

2 stops25h 13m

$1,637

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 9/14

7:30 am-7:05 am

2 stops17h 35m

Rome Fiumicino

Sun 9/21

9:00 pm-3:21 pm

2 stops24h 21m

$1,815

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Mon 9/15

4:33 pm-7:05 am

1 stop32h 32m

Rome Fiumicino

Mon 9/22

10:25 am-1:24 pm

1 stop32h 59m

$2,162

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rome from

How to get the cheapest flight ticket from Islip, New York to Rome

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Rome?

The cheapest day to depart on your flight to Rome is on a Tuesday when prices can be found for as low as $768. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Rome on Friday is $849.

What is the cheapest time of day to depart on your flight to Rome?

At noon is the cheapest time of day to fly from Islip, New York to Rome when you can find flight prices for as low as $628. Flying to Rome at noon is an ideal time because this is during off-peak travel hours. Flights to Rome are more costly in the afternoon, with an average ticket price of $853. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Islip, New York to Rome

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Rome according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to Rome (ISP to ROM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Rome

Best Price Found

$317

Fastest flight time

13h 12m

Direct flights

None

Airports in Rome

1 airport
The best one-way flight to Rome from Islip, New York in the past 72 hours is $317. The best round-trip flight deal from Islip, New York to Rome found on momondo in the last 72 hours is $1,101.
The fastest flight from Islip, New York to Rome takes 13h 12m
There are no direct flights from Islip, New York to Rome. Popular non-direct route for this connection is Islip Long Island Airport - Rome Fiumicino Airport.
There is 1 airport near Rome: Rome Fiumicino (FCO)
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  • How far is Islip Long Island to Rome by plane?

    The straight-line distance from Islip Long Island to Rome is 4242.2 mi. Typically, this will take 13h 12m by plane in normal conditions.

  • When did momondo last update prices for flights from Islip Long Island Airport to Rome?

    Prices for flights from Islip Long Island Airport to Rome are refreshed on a daily basis.

  • How old do you have to be to fly from Islip Long Island Airport to Rome?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Rome.

  • What documentation or ID do you need to fly to Rome?

    The required travel and health documents for your Rome trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rome. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Rome?

Book flights to Rome if you plan to visit one of these locations
Fiumicino
Civitavecchia
Cassino
Ponza
Pienza
Ciampino
Montepulciano
Tivoli
Gaeta
Sperlonga
Santa Marinella
Cortona
Grosseto
Orvieto
Saturnia
Anzio
Sabaudia
Terracina
Ascoli Piceno
Foligno

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Rome?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Islip to Rome. momondo saves you time and could save you money on your trip.

Can I find flights from Islip to Rome with flexible booking policies on momondo?

All flight searches from Islip to Rome on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Islip to Rome?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Islip to Rome.

I’m not ready to book a flight from Islip to Rome right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Islip to Rome flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Italy

Fly into one of these airports located in Rome

Airports listed have a maximum distance of 14.7 mi from Rome
Rome Ciampino Airport
Rome Fiumicino Airport