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$85+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ISP
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from Spartanburg to Islip

Keep the following information in mind while searching for Spartanburg to Islip flight deals. Data was last updated April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$168
(Booking.com)

One-way from

$85
(Frontier)

Popular in

December

Cheapest in

August

Average price

$326
Provider with most accurate pricing for Charlotte Douglas-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Charlotte Douglas-New York (NYC) flights.
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From Spartanburg to Islip Long Island
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One-way flight from Spartanburg to Islip Long Island
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Highest demand for flights based on searches. 20% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 3, 2025.

This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:38 amCLT - ISP
1 stop27h 40mFrontier
Thu 5/16:48 pmISP - CLT
1 stop20h 43mFrontier
Deal found 4/1$168
This Southwest deal was found by Cheapflights users on 4/1. 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 5/226:10 pmCLT - ISP
1 stop4h 55mSouthwest
Mon 5/265:40 amISP - CLT
2 stops9h 55mSouthwest
Deal found 4/1$342
This Mytrip deal was found by Cheapflights users on 4/1. 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.
Thu 4/246:58 amCLT - ISP
2 stops36h 47mMultiple Airlines
Thu 5/17:39 pmISP - CLT
3 stops27h 48mMultiple Airlines
Deal found 4/1$595

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 April 3, 2025.
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

Thu 4/24

9:38 am-1:18 pm

1 stop27h 40m

Islip Long Island

Thu 5/1

6:48 pm-3:31 pm

1 stop20h 43m

$168

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 5/22

6:10 pm-11:05 pm

1 stop4h 55m

Islip Long Island

Mon 5/26

5:40 am-3:35 pm

2 stops9h 55m

$342

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 4/24

6:58 am-7:45 pm

2 stops36h 47m

Islip Long Island

Thu 5/1

7:39 pm-11:27 pm

3 stops27h 48m

$595

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Sun 5/18

10:36 pm-10:12 am

1 stop11h 36m

$85

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 4/10

6:00 am-5:25 pm

2 stops11h 25m

$269

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 4/10

6:58 am-12:16 pm

3 stops29h 18m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

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, January is the cheapest month in which you can book a flight from Spartanburg to Islip, New York (average of $108). Flying from Spartanburg to Islip, New York in November is currently the most expensive (average of $213). 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 April 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spartanburg to Islip, New York as you normally would.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 3, 2025.
Southwest
8.0
Very good
4,274 reviews

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,274 reviews
Southwest
8.0
Very good
4,274 reviews

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
6.0
Okay
3,277 reviews
Southwest
8.0
Very good
4,274 reviews

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 2 different airlines.

  • 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, January is the cheapest month in which you can book a flight from Spartanburg to Islip, New York (average of $108). Flying from Spartanburg to Islip, New York in November is currently the most expensive (average of $213). 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 Spartanburg?

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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Spartanburg to Islip

Discover the top 2 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$194FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$286Average$353FlexibilityNo cancel feeOn-time63%

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