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Islip

$59+ Cheap flights from Spartanburg, SC to Islip, NY (ISP)

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ISP
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Spartanburg to Islip

Cheapest flights from Spartanburg to Islip
Explore the most affordable flight options available from Spartanburg to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Trip.com deal was found by Cheapflights users on 1/26. 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.
Fri 2/2710:20 pm
CLT
-
ISP
1 stop12h 46m
Frontier
Sun 3/15:51 pm
ISP
-
CLT
1 stop12h 58m
Frontier
Deal found 1/26$143
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:24 pm
CLT
-
ISP
1 stop9h 14m
Frontier
Mon 3/23:34 pm
ISP
-
CLT
1 stop22h 17m
Frontier
Deal found 1/28$148
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/278:15 pm
CLT
-
ISP
2 stops14h 55m
Multiple Airlines
Sun 3/15:07 pm
ISP
-
CLT
1 stop15h 44m
Multiple Airlines
Deal found 1/26$172
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Tue 2/242:46 pm
CLT
-
ISP
1 stop17h 54m
Multiple Airlines
Tue 3/38:00 am
ISP
-
CLT
2 stops36h 12m
Multiple Airlines
Deal found 1/27$176
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 2/267:13 pm
CLT
-
ISP
2 stops12h 25m
Multiple Airlines
Mon 3/23:34 pm
ISP
-
CLT
1 stop18h 43m
Multiple Airlines
Deal found 1/28$181
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/139:28 pm
CLT
-
ISP
2 stops13h 42m
Multiple Airlines
Mon 3/161:22 pm
ISP
-
CLT
1 stop18h 41m
Multiple Airlines
Deal found 1/27$241
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 2/1211:12 am
CLT
-
ISP
1 stop20h 26m
Multiple Airlines
Mon 2/163:34 pm
ISP
-
CLT
1 stop16h 39m
Multiple Airlines
Deal found 1/28$245
This Trip.com deal was found by Cheapflights users on 1/28. 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.
Fri 3/131:24 pm
CLT
-
ISP
1 stop10h 22m
Multiple Airlines
Tue 3/178:25 am
ISP
-
CLT
1 stop16h 13m
Multiple Airlines
Deal found 1/28$271
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/1310:06 am
CLT
-
ISP
1 stop23h 42m
Frontier
Mon 3/161:22 pm
ISP
-
CLT
1 stop18h 41m
Frontier
Deal found 1/27$281
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 4/237:18 pm
CLT
-
ISP
1 stop13h 55m
Multiple Airlines
Sun 4/264:07 pm
ISP
-
CLT
1 stop7h 42m
Multiple Airlines
Deal found 1/29$283

Find flight deals from Spartanburg to Islip

Keep the following information in mind while searching for Spartanburg to Islip flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$143
(Trip.com)

One-way from

$59
(Trip.com)

Popular in

November

Cheapest in

September

Average price

$259
Provider with most accurate pricing for Charlotte Douglas-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charlotte Douglas-New York (NYC) flights.
Search Deals
From Spartanburg to Islip Long Island
Search Deals
One-way flight from Spartanburg to Islip Long Island
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spartanburg to Islip 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 January 29, 2026.
Use the filters below to find and compare flights from Spartanburg to Islip that are best for you.

Fly from

Spartanburg

Fly to

Islip

Route

Depart

Return

Price

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Fri 2/27

10:20 pm-11:06 am

1 stop12h 46m

Islip Long Island

Sun 3/1

5:51 pm-6:49 am

1 stop12h 58m

$143

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 2/26

10:24 pm-7:38 am

1 stop9h 14m

Islip Long Island

Mon 3/2

3:34 pm-1:51 pm

1 stop22h 17m

$148

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Fri 2/27

8:15 pm-11:10 am

2 stops14h 55m

Islip Long Island

Sun 3/1

5:07 pm-8:51 am

1 stop15h 44m

$172

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Tue 2/24

2:46 pm-8:40 am

1 stop17h 54m

Islip Long Island

Tue 3/3

8:00 am-8:12 pm

2 stops36h 12m

$176

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 2/26

7:13 pm-7:38 am

2 stops12h 25m

Islip Long Island

Mon 3/2

3:34 pm-10:17 am

1 stop18h 43m

$181

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Fri 3/13

9:28 pm-11:10 am

2 stops13h 42m

Islip Long Island

Mon 3/16

1:22 pm-8:03 am

1 stop18h 41m

$241

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 2/12

11:12 am-7:38 am

1 stop20h 26m

Islip Long Island

Mon 2/16

3:34 pm-8:13 am

1 stop16h 39m

$245

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Fri 3/13

1:24 pm-11:46 pm

1 stop10h 22m

Islip Long Island

Tue 3/17

8:25 am-12:38 am

1 stop16h 13m

$271

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 4/23

7:18 pm-9:13 am

1 stop13h 55m

Islip Long Island

Sun 4/26

4:07 pm-11:49 pm

1 stop7h 42m

$283

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Tue 2/10

2:46 pm-1:13 pm

1 stop22h 27m

$59

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 19 results
1
2

Best time to book a flight from Spartanburg to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Spartanburg 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 Spartanburg to Islip

What is the cheapest month to book a flight from Spartanburg to Islip, New York?

Currently, July is the cheapest month in which you can book a flight from Spartanburg to Islip, New York (average of $40). Flying from Spartanburg to Islip, New York in September is currently the most expensive (average of $68). 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.

What is the cheapest time of day to fly from SB1 to ISP?

Find hourly flight availability from Spartanburg to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

It’s optimal to fly from Spartanburg to Islip, New York in the afternoon. By choosing this option you can save up to 60% on the cost of your flight, compared to a flight in the evening.

How much does it cost to fly round-trip from Spartanburg to Islip, New York?

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated January 29, 2026.
Read reviews from past customers who have flown Southwest and Frontier from Spartanburg to Islip. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Spartanburg to Islip. 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 into for flights to Islip from Spartanburg?

    Located just 7.2 mi from the city center, Islip Long Island is the airport most travelers will use when flying to Islip from Spartanburg. Booking flights from Spartanburg to Long Island (ISP) should be relatively easy as there are 0 daily inbound flights from Spartanburg from 3 different airlines.

  • How long is the flight from Spartanburg to Islip, New York?

    Frontier can get you from Spartanburg to Islip, New York in just under 12h 46m. Your travel time can differ by up to . The distance from Spartanburg to Islip, New York is about 574 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spartanburg to Islip 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 Spartanburg to Islip, New York?

    Currently, July is the cheapest month in which you can book a flight from Spartanburg to Islip, New York (average of $40). Flying from Spartanburg to Islip, New York in September is currently the most expensive (average of $68). 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 Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead

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Top 3 airlines flying from Spartanburg to Islip

Discover the top 3 airlines that operate flights from Spartanburg to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$285FlexibilityNo cancel feeOn-time62%
Avelo AirlinesCheapest$76Average$98FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$252Average$354FlexibilityNo cancel feeOn-time63%

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