$1,247+ Cheap flights from Charleston, WV to Islip, NY (CRW - ISP)
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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
CRW — ISP
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Charleston to IslipExplore the most affordable flight options available from Charleston to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Charleston to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This United deal was found by Cheapflights users on 9/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:05 pm -
2 stops26h 54m
Fri 10/95:34 pm -
2 stops30h 25m
Deal found 9/4![Multiple Airlines logo]()
$1,247
Best flights from Charleston to IslipDiscover carefully curated flight deals from Charleston to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Charleston to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United deal was found by Cheapflights users on 9/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:05 pm -
2 stops26h 54m
Fri 10/95:34 pm -
2 stops30h 25m
Deal found 9/4![Multiple Airlines logo]()
$1,247
Last-minute flights from Charleston to IslipDiscover last-minute flight deals from Charleston to Islip. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Islip. Data last updated September 5, 2026 and is based on user searches.
This United deal was found by Cheapflights users on 9/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:05 pm -
2 stops26h 54m
Fri 10/95:34 pm -
2 stops30h 25m
Deal found 9/4![Multiple Airlines logo]()
$1,247
Find flight deals from Charleston to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CRW) to Islip (ISP). 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 5, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $1,247 (United) |
Popular in | April |
Cheapest in | May |
Average price | $291 |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston 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 7,457,451 searches. Data last updated September 5, 2026.
Use the filters below to find and compare flights from Charleston to Islip that are best for you.
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Route
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Cheapest round-trip
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CharlestonIslip
CRW Charleston Yeager - ISP Islip Long Island
CRWISP
Charleston Yeager
Fri 10/2
6:05 pm-8:59 pm
2 stops26h 54m
Islip Long Island
Fri 10/9
5:34 pm-11:59 pm
2 stops30h 25m
$1,247
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Charleston, West Virginia-Islip, New York flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Charleston, West Virginia-Islip, New York flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Charleston, West Virginia-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston, West Virginia-Islip, New York flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston, West Virginia-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Charleston to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Charleston with our price prediction graph.
CRW-ISP
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.
Related info for your journey
Find useful and relevant information for your journey from Charleston to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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