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Cheap flights from Islip to Atlanta from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip to Atlanta departing on 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Islip to Atlanta

Cheap round-trip flights

Frontier Logo
4:58 pm - 12:18 amISP-ATL
7h 20m1 stop
Frontier Logo
4:48 pm - 8:59 amATL-ISP
16h 11m1 stop
$144Frontier
Find Deal
Sat, Oct 11 - Sat, Oct 18
Frontier Logo
4:58 pm - 11:59 pmISP-ATL
7h 01m1 stop
Frontier Logo
9:15 pm - 8:02 amATL-ISP
10h 47m1 stop
$146Frontier
Find Deal
Sat, Nov 1 - Sat, Nov 8
Frontier Logo
9:37 pm - 12:41 amISP-ATL
27h 04m1 stop
Frontier Logo
6:00 pm - 9:04 amATL-ISP
15h 04m1 stop
$147Frontier
Find Deal
Thu, Oct 9 - Wed, Oct 15
Frontier Logo
9:37 pm - 12:41 amISP-ATL
27h 04m1 stop
Frontier Logo
10:11 pm - 9:44 amATL-ISP
11h 33m1 stop
$148Frontier
Find Deal
Thu, Oct 9 - Mon, Oct 13
Frontier Logo
4:58 pm - 12:41 amISP-ATL
7h 43m1 stop
Frontier Logo
4:48 pm - 9:07 amATL-ISP
16h 19m1 stop
$152Frontier
Find Deal
Fri, Oct 17 - Sat, Oct 25
Frontier Logo
4:58 pm - 12:18 amISP-ATL
7h 20m1 stop
Frontier Logo
10:43 pm - 10:37 amATL-ISP
11h 54m1 stop
$165Frontier
Find Deal
Sat, Oct 11 - Sun, Oct 12
Frontier Logo
4:58 pm - 9:49 amISP-ATL
16h 51m1 stop
Frontier Logo
10:43 pm - 10:37 amATL-ISP
11h 54m1 stop
$169Frontier
Find Deal
Fri, Oct 24 - Sun, Oct 26
Frontier Logo
4:58 pm - 12:41 amISP-ATL
7h 43m1 stop
Frontier Logo
10:14 pm - 9:44 amATL-ISP
11h 30m1 stop
$176Frontier
Find Deal
Fri, Oct 10 - Tue, Oct 14
Multiple Airlines Logo
11:35 am - 7:49 amISP-ATL
20h 14m1 stop
Multiple Airlines Logo
10:49 pm - 1:45 pmATL-ISP
14h 56m2 stops
$278Multiple Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
Multiple Airlines Logo
11:25 am - 8:01 pmISP-ATL
8h 36m1 stop
Multiple Airlines Logo
11:54 am - 10:55 amATL-ISP
23h 01m2 stops
$290Multiple Airlines
Find Deal
Tue, Sep 30 - Fri, Oct 3

Frontier flights from Islip to Atlanta

Our best Frontier deals on Islip to Atlanta flight tickets
Frontier
Oct 11
ISP4:58 pmIslip Long Island
7h 20m
1 stop
ATL12:18 amAtlanta Hartsfield-Jackson
Oct 18
ATL4:48 pmAtlanta Hartsfield-Jackson
16h 11m
1 stop
ISP8:59 amIslip Long Island
$144
Find similar
Frontier
Sep 25
ISP5:12 pmIslip Long Island
6h 45m
1 stop
ATL11:57 pmAtlanta Hartsfield-Jackson
Sep 29
ATL8:54 amAtlanta Hartsfield-Jackson
25h 46m
1 stop
ISP10:40 amIslip Long Island
$145
Find similar
Frontier
Nov 1
ISP4:58 pmIslip Long Island
7h 01m
1 stop
ATL11:59 pmAtlanta Hartsfield-Jackson
Nov 8
ATL9:15 pmAtlanta Hartsfield-Jackson
10h 47m
1 stop
ISP8:02 amIslip Long Island
$146
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Islip to Atlanta 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Islip to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Sat 10/11

4:58 pm-12:18 am

1 stop7h 20m

Atlanta Hartsfield-Jackson

Sat 10/18

4:48 pm-8:59 am

1 stop16h 11m

$144

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Sat 11/1

4:58 pm-11:59 pm

1 stop7h 01m

Atlanta Hartsfield-Jackson

Sat 11/8

9:15 pm-8:02 am

1 stop10h 47m

$146

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Thu 10/9

9:37 pm-12:41 am

1 stop27h 04m

Atlanta Hartsfield-Jackson

Wed 10/15

6:00 pm-9:04 am

1 stop15h 04m

$147

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Thu 10/9

9:37 pm-12:41 am

1 stop27h 04m

Atlanta Hartsfield-Jackson

Mon 10/13

10:11 pm-9:44 am

1 stop11h 33m

$148

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Fri 10/17

4:58 pm-12:41 am

1 stop7h 43m

Atlanta Hartsfield-Jackson

Sat 10/25

4:48 pm-9:07 am

1 stop16h 19m

$152

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Sat 10/11

4:58 pm-12:18 am

1 stop7h 20m

Atlanta Hartsfield-Jackson

Sun 10/12

10:43 pm-10:37 am

1 stop11h 54m

$165

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Fri 10/24

4:58 pm-9:49 am

1 stop16h 51m

Atlanta Hartsfield-Jackson

Sun 10/26

10:43 pm-10:37 am

1 stop11h 54m

$169

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Fri 10/10

4:58 pm-12:41 am

1 stop7h 43m

Atlanta Hartsfield-Jackson

Tue 10/14

10:14 pm-9:44 am

1 stop11h 30m

$176

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Wed 10/1

11:35 am-7:49 am

1 stop20h 14m

Atlanta Hartsfield-Jackson

Sun 10/5

10:49 pm-1:45 pm

2 stops14h 56m

$278

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Tue 9/30

11:25 am-8:01 pm

1 stop8h 36m

Atlanta Hartsfield-Jackson

Fri 10/3

11:54 am-10:55 am

2 stops23h 01m

$290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Atlanta from

How to get the cheapest flight ticket from Islip to Atlanta

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Atlanta?

The month of June is, on average, the cheapest month to fly to Atlanta from Islip, with most prices found around $249. If you aren’t able to travel to Atlanta during the month of June, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $286.

What is the cheapest day to depart on your flight to Atlanta?

Our data shows that Friday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $265. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Sunday is $369.

What is the cheapest time of day to depart on your flight to Atlanta?

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as $233. Flights to Atlanta are more costly at noon, with an average ticket price of $313. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Islip Long Island to Atlanta Hartsfield-Jackson flight route?

Fly from Islip Long Island to Atlanta Hartsfield-Jackson for the best Islip Long Island - Atlanta Hartsfield-Jackson flight prices

What cabin class options are available on Islip Long Island to Atlanta Hartsfield-Jackson flights?

There is only 1 cabin class available to choose from on Islip Long Island to Atlanta Hartsfield-Jackson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Islip to Atlanta flight prices changed over time?

When to book flights from Islip to Atlanta

Are you open to changing your travel dates? Check out the ideal times to fly from Islip to Atlanta according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip to Atlanta (ISP to ATL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip to Atlanta

Direct flights

None
There are no direct flights from Islip to Atlanta. There are no popular flight routes from Islip to Atlanta.
Search flight deals

  • How far is Islip Long Island to Atlanta Hartsfield-Jackson by plane?

    Islip Long Island and Atlanta Hartsfield-Jackson are 779.5 mi apart from one another. Flights usually cover this in 5h 22m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Islip Long Island Airport to Atlanta Hartsfield-Jackson Airport?

    Prices for flights from Islip Long Island Airport to Atlanta Hartsfield-Jackson Airport are updated daily.

  • How many operators does momondo search for flights from Islip Long Island Airport to Atlanta Hartsfield-Jackson Airport?

  • How old do you have to be to fly from Islip Long Island Airport to Atlanta Hartsfield-Jackson Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Atlanta Hartsfield-Jackson Airport.

  • What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?

    The necessary travel and health documents for your Atlanta Hartsfield-Jackson Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Islip to Atlanta?

  • What is the most popular airline from Islip to Atlanta?

Best airlines flying from Islip to Atlanta

Compare and see reviews for airlines that fly from Islip to Atlanta with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $64Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
SouthwestPriceFrom $287Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Traveling to a place near Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Helen
Marietta
McDonough
Blue Ridge
Duluth
Warner Robins
Athens
Lawrenceville
Stone Mountain
Dahlonega
Norcross
Covington
Gadsden
Auburn
Cartersville
Conyers
Newnan
La Grange
Gainesville
Lithonia

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Atlanta?

It is quick and easy to find Islip to Atlanta flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Atlanta that suits you.

Can I find flights from Islip to Atlanta with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Islip to Atlanta flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to Atlanta?

momondo helps you find the best flight between Islip and Atlanta by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Islip to Atlanta right now. Can momondo alert me if prices change?

Price alerts on flights to Atlanta from Islip are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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