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Chattanooga

$231+ Cheap flights from Islip, NY to Chattanooga (ISP - CHA)

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CHA
Jun 3 — Jun 101
Wed 6/3
Wed 6/10
1 adult, Economy
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Cheap flight deals from Islip to Chattanooga

Cheapest flights from Islip to Chattanooga
Explore the most affordable flight options available from Islip to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/29. 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 4/304:07 pm
ISP
-
CHA
1 stop22h 32m
Multiple Airlines
Thu 5/74:11 pm
CHA
-
ISP
2 stops49h 18m
Multiple Airlines
Deal found 4/29$573

Find flight deals from Islip to Chattanooga

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Chattanooga (CHA). 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 May 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

April

Cheapest in

July

Average price

$365
Provider with most accurate pricing for Islip Long Island-Chattanooga Lovell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Chattanooga Lovell Field flights.
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Chattanooga 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 May 4, 2026.
Use the filters below to find and compare flights from Islip to Chattanooga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Fri 7/10

2:28 pm-8:09 am

3 stops41h 41m

$231

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Fri 5/22

2:28 pm-8:07 am

2 stops41h 39m

$299
Quickest one-way

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Mon 7/20

1:00 pm-9:34 am

3 stops20h 34m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Sorted by cheapest first

Compare providers for flights from Islip to Chattanooga

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Chattanooga in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Chattanooga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Chattanooga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Chattanooga flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Chattanooga flights, Cheapflights users trust FlightHub the most. FlightHub 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 Islip, New York-Chattanooga 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 Islip to Chattanooga

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

Related info for your journey

Find useful and relevant information for your journey from Islip to Chattanooga. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Chattanooga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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