HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chattanooga

$966+ Cheap flights from Islip, NY to Chattanooga (ISP - CHA)

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CHA
Jul 23 — Jul 301
Thu 7/23
Thu 7/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to Chattanooga with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 23, 2026.

This United deal was found by Cheapflights users on 6/19. 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.
Thu 6/254:45 pm
ISP
-
CHA
2 stops24h 17m
Multiple Airlines
Sat 6/2710:27 am
CHA
-
ISP
2 stops24h 03m
Multiple Airlines
Deal found 6/19$966
This United deal was found by Cheapflights users on 6/22. 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.
Wed 7/227:26 am
ISP
-
CHA
2 stops9h 37m
Multiple Airlines
Wed 7/296:00 am
CHA
-
ISP
2 stops14h 15m
Multiple Airlines
Deal found 6/22$1,067
This United deal was found by Cheapflights users on 6/18. 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.
Mon 8/310:00 am
ISP
-
CHA
2 stops31h 02m
Multiple Airlines
Tue 8/47:07 pm
CHA
-
ISP
2 stops15h 49m
Multiple Airlines
Deal found 6/18$1,145

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 June 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,067
(United)

Popular in

May

Cheapest in

September

Average price

$428
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
From Islip Long Island to Chattanooga Lovell Field
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 23, 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 round-trip
Quickest round-trip

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Wed 7/22

7:26 am-5:03 pm

2 stops9h 37m

Chattanooga Lovell Field

Wed 7/29

6:00 am-8:15 pm

2 stops14h 15m

$1,067

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Mon 8/3

10:00 am-5:02 pm

2 stops31h 02m

Chattanooga Lovell Field

Tue 8/4

7:07 pm-10:56 am

2 stops15h 49m

$1,145

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

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 June.
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.

Traveling to a place near Chattanooga?

Book flights to Chattanooga if you plan to visit one of these locations
Trenton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.