In terms of precipitation, rainfall in Chattanooga ranges from 3.3 - 5.0 inches per month. March is typically the wettest month, when rainfall can reach 5.0 in. October is typically the driest time to visit Chattanooga when rainfall is around 3.3 in.

If weather is an important factor for your trip to Chattanooga, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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

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

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

Most trusted provider : When it comes to deals on Islip-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-Chattanooga flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$955+ Cheap Flights from Islip to Chattanooga

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Cheap flight deals from Islip to Chattanooga

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$955 (United)
Popular in	February
Cheapest in	January
Average price	$356

Provider with most accurate pricing for Islip Long Island-Chattanooga Lovell Field flight deals.

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Provider most trusted by Cheapflights users for Islip Long Island-Chattanooga Lovell Field flights.

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From Islip Long Island to Chattanooga Lovell Field

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Highest demand for flights based on searches. 14% potential increase in price ($60 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find 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 September 22, 2025.

Tue 10/711:53 amISP - CHA

2 stops11h 18mMultiple Airlines

Wed 10/810:30 amCHA - ISP

2 stops24h 28mMultiple Airlines

Deal found 9/21

$955

Thu 10/3012:40 pmISP - CHA

3 stops46h 53mMultiple Airlines

Mon 11/101:58 pmCHA - ISP

2 stops21h 06mMultiple Airlines

Deal found 9/21

$1,202

Best flights from Islip to Chattanooga
Discover carefully curated flight deals from Islip to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2025.

Tue 10/711:53 amISP - CHA

2 stops11h 18mMultiple Airlines

Wed 10/810:30 amCHA - ISP

2 stops24h 28mMultiple Airlines

Deal found 9/21

$955

Thu 10/3012:40 pmISP - CHA

3 stops46h 53mMultiple Airlines

Mon 11/101:58 pmCHA - ISP

2 stops21h 06mMultiple Airlines

Deal found 9/21

$1,202

Last-minute flights from Islip to Chattanooga
Discover last-minute flight deals from Islip to Chattanooga. Data last updated September 22, 2025 and is based on user searches.

Tue 10/711:53 amISP - CHA

2 stops11h 18mMultiple Airlines

Wed 10/810:30 amCHA - ISP

2 stops24h 28mMultiple Airlines

Deal found 9/21

$955

Thu 10/3012:40 pmISP - CHA

3 stops46h 53mMultiple Airlines

Mon 11/101:58 pmCHA - ISP

2 stops21h 06mMultiple Airlines

Deal found 9/21

$1,202

Fly from

Fly to

Route

Depart

Return

Price

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Tue 10/7

11:53 am-11:11 pm

2 stops11h 18m

Chattanooga Lovell Field

Wed 10/8

10:30 am-10:58 am

2 stops24h 28m

$955

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Thu 10/30

12:40 pm-11:33 am

3 stops46h 53m

Chattanooga Lovell Field

Mon 11/10

1:58 pm-11:04 am

2 stops21h 06m

$1,202

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/21

Compare providers for flights from Islip to Chattanooga

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Chattanooga in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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-Chattanooga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip-Chattanooga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip-Chattanooga flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Islip-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-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.

Cheapflights Insights

Everything you need to know about your flight from Islip to Chattanooga

What is the cheapest month to book a flight from Islip to Chattanooga?

Currently, November is the cheapest month in which you can book a flight from Islip to Chattanooga (average of $323). Flying from Islip to Chattanooga in October is currently the most expensive (average of $411). 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.

Related info for your journey

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.
What is the cheapest month to book a flight from Islip to Chattanooga?
Currently, November is the cheapest month in which you can book a flight from Islip to Chattanooga (average of $323). Flying from Islip to Chattanooga in October is currently the most expensive (average of $411). 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.

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$955+ Cheap flights from Islip 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to Chattanooga with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Islip to Chattanooga

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Islip to Chattanooga

Cheapest flights from Islip to ChattanoogaExplore 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 September 22, 2025.

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 September 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Islip to Chattanooga that are best for you.

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 September.

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.

Cheapflights Insights

Everything you need to know about your flight from Islip to Chattanooga

What is the cheapest month to book a flight from Islip to Chattanooga?

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?

How can I find direct flights from Islip to Chattanooga?

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

What is the cheapest month to book a flight from Islip to Chattanooga?

Traveling to a place near Chattanooga?

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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 September 22, 2025.