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Cheap flights from Greenville to New York from $311

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Greenville to New York departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Greenville to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
8:40 am - 2:30 pm
GSP
-
ISP
5h 50m
1 stop
Southwest Logo
4:05 pm - 8:15 pm
ISP
-
GSP
4h 10m
1 stop
$324Southwest
Sat, Aug 15 - Mon, Aug 17
Southwest Logo
8:40 am - 2:30 pm
GSP
-
ISP
5h 50m
1 stop
Southwest Logo
6:10 am - 12:30 pm
ISP
-
GSP
6h 20m
2 stops
$350Southwest
Sat, Aug 15 - Mon, Aug 17
Multiple Airlines Logo
7:59 pm - 7:59 pm
GSP
-
ISP
24h 00m
1 stop
Multiple Airlines Logo
7:46 pm - 6:23 pm
ISP
-
GSP
22h 37m
1 stop
$369Multiple Airlines
Sun, Sep 27 - Thu, Oct 1
Southwest Logo
8:40 am - 6:45 pm
GSP
-
ISP
10h 05m
1 stop
Southwest Logo
6:50 am - 8:25 pm
ISP
-
GSP
13h 35m
2 stops
$382Southwest
Sun, Sep 27 - Thu, Oct 1
Multiple Airlines Logo
8:45 pm - 11:17 am
GSP
-
ISP
14h 32m
2 stops
Multiple Airlines Logo
7:46 pm - 3:06 pm
ISP
-
GSP
19h 20m
1 stop
$387Multiple Airlines
Fri, Aug 7 - Mon, Aug 10
Southwest Logo
1:05 pm - 10:05 pm
GSP
-
ISP
9h 00m
2 stops
Southwest Logo
6:45 am - 4:05 pm
ISP
-
GSP
9h 20m
2 stops
$397Southwest
Fri, Aug 7 - Mon, Aug 10
Multiple Airlines Logo
8:45 pm - 9:53 am
GSP
-
ISP
13h 08m
1 stop
Multiple Airlines Logo
7:46 pm - 3:06 pm
ISP
-
GSP
19h 20m
1 stop
$403Multiple Airlines
Fri, Aug 7 - Mon, Aug 10
Multiple Airlines Logo
8:25 am - 9:53 am
GSP
-
ISP
25h 28m
1 stop
Multiple Airlines Logo
2:28 pm - 3:06 pm
ISP
-
GSP
24h 38m
2 stops
$404Multiple Airlines
Thu, Jul 16 - Mon, Jul 20
Multiple Airlines Logo
8:25 am - 9:53 am
GSP
-
ISP
25h 28m
1 stop
Multiple Airlines Logo
7:46 pm - 3:06 pm
ISP
-
GSP
19h 20m
1 stop
$410Multiple Airlines
Thu, Jul 16 - Mon, Jul 20
Southwest Logo
8:15 am - 12:10 pm
GSP
-
ISP
3h 55m
1 stop
Southwest Logo
6:20 am - 10:10 am
ISP
-
GSP
3h 50m
1 stop
$416Southwest
Wed, Aug 12 - Sun, Aug 16

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Southwest flights from Greenville to Islip, New York

Our best Southwest deals on Greenville to Islip, New York flight tickets
Southwest
Aug 15
GSP8:40 amGreenville
5h 50m
1 stop
ISP2:30 pmIslip Long Island
Aug 17
ISP4:05 pmIslip Long Island
4h 10m
1 stop
GSP8:15 pmGreenville
$324
Southwest
Aug 15
GSP8:40 amGreenville
5h 50m
1 stop
ISP2:30 pmIslip Long Island
Aug 17
ISP6:10 amIslip Long Island
6h 20m
2 stops
GSP12:30 pmGreenville
$350
Southwest
Sep 27
GSP8:40 amGreenville
10h 05m
1 stop
ISP6:45 pmIslip Long Island
Oct 1
ISP6:50 amIslip Long Island
13h 35m
2 stops
GSP8:25 pmGreenville
$382

Breeze Airways flights from Greenville to Islip, New York

Our best Breeze Airways deals on Greenville to Islip, New York flight tickets
Breeze Airways
Jul 16
GSP8:37 amGreenville
27h 43m
2 stops
ISP12:20 pmIslip Long Island
Jul 19
ISP5:50 pmIslip Long Island
25h 43m
2 stops
GSP7:33 pmGreenville
$699
Breeze Airways
Jul 26
GSP8:37 amGreenville
27h 43m
2 stops
ISP12:20 pmIslip Long Island
Aug 8
ISP11:57 amIslip Long Island
31h 42m
2 stops
GSP7:39 pmGreenville
$703
Breeze Airways
Jul 16
GSP7:51 pmGreenville
24h 00m
1 stop
ISP7:51 pmIslip Long Island
Jul 19
ISP5:50 pmIslip Long Island
25h 43m
2 stops
GSP7:33 pmGreenville
$764

momondo Fare Finder

 
Customize your flight search to find flights from Greenville to Islip, New York 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 June 25, 2026.
Use the filters below to find and compare flights from Greenville to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Sat 8/15

8:40 am-2:30 pm

1 stop5h 50m

Islip Long Island

Mon 8/17

4:05 pm-8:15 pm

1 stop4h 10m

$324

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Sat 8/15

8:40 am-2:30 pm

1 stop5h 50m

Islip Long Island

Mon 8/17

6:10 am-12:30 pm

2 stops6h 20m

$350

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Sun 9/27

7:59 pm-7:59 pm

1 stop24h 00m

Islip Long Island

Thu 10/1

7:46 pm-6:23 pm

1 stop22h 37m

$369

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Sun 9/27

8:40 am-6:45 pm

1 stop10h 05m

Islip Long Island

Thu 10/1

6:50 am-8:25 pm

2 stops13h 35m

$382

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Fri 8/7

8:45 pm-11:17 am

2 stops14h 32m

Islip Long Island

Mon 8/10

7:46 pm-3:06 pm

1 stop19h 20m

$387

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Fri 8/7

1:05 pm-10:05 pm

2 stops9h 00m

Islip Long Island

Mon 8/10

6:45 am-4:05 pm

2 stops9h 20m

$397

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Fri 8/7

8:45 pm-9:53 am

1 stop13h 08m

Islip Long Island

Mon 8/10

7:46 pm-3:06 pm

1 stop19h 20m

$403

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Thu 7/16

8:25 am-9:53 am

1 stop25h 28m

Islip Long Island

Mon 7/20

2:28 pm-3:06 pm

2 stops24h 38m

$404

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Thu 7/16

8:25 am-9:53 am

1 stop25h 28m

Islip Long Island

Mon 7/20

7:46 pm-3:06 pm

1 stop19h 20m

$410
Quickest round-trip

GreenvilleIslip

GSP - ISP

GSPISP

Greenville

Wed 8/12

8:15 am-12:10 pm

1 stop3h 55m

Islip Long Island

Sun 8/16

6:20 am-10:10 am

1 stop3h 50m

$416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to New York from

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

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 airline that flies from Greenville to Islip Long Island?

Breeze Airways and Southwest are the most popular carriers operating from Greenville to Islip Long Island

What airlines fly to Islip, New York?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Islip, New York from Greenville according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 7 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from Greenville to Islip, New York

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

Cheap Greenville to Islip, New York (GSP to ISP) flight deals and tips

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

Fastest flight time

14h 32m

Direct flights

None
The fastest flight from Greenville to Islip, New York takes 14h 32m
There are no direct flights from Greenville to Islip, New York. There are no popular flight routes from Greenville to Islip, New York.
Search flight deals

Frequently asked questions about flying from Greenville to Islip, New York

  • How far is Greenville to Islip Long Island by plane?

    The straight-line distance from Greenville to Islip Long Island is 644.2 mi. A reasonable flight in good conditions will take 14h 32m.

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

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

  • How many operators does momondo search for flights from Greenville Airport to Islip Long Island Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Greenville Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The travel and health documents required for your trip to Islip Long Island Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Greenville to Islip, New York?

Best airlines flying from Greenville to Islip, New York

Compare and see reviews for airlines that fly from Greenville to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $291Free CancellationRating
7.9
4,243 reviews
Search Southwest flights

  • Southwest Flights From Greenville to Islip, New York

    Across 3 Southwest flights from Greenville to Islip, New York this week, the average price was $432, with the best Southwest deals starting from $291 round-trip. 4,243 users have rated Southwest on momondo, with an average score of 7.9/10.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Southampton
Sag Harbor
Amagansett

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Islip from Greenville.

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

Flights from Greenville to Islip with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Greenville to Islip flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Greenville to Islip 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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