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Cheap flights from Atlanta to New York from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to New York departing on 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:48 am - 7:34 pmATL-ISP
7h 46m1 stop
Frontier Logo
10:19 am - 6:01 pmISP-ATL
7h 42m1 stop
$128Frontier
Find Deal
Tue, Dec 9 - Sat, Dec 13
Multiple Airlines Logo
9:01 am - 7:34 pmATL-ISP
10h 33m2 stops
Multiple Airlines Logo
10:19 am - 9:59 pmISP-ATL
11h 40m1 stop
$146Multiple Airlines
Find Deal
Tue, Dec 9 - Sat, Dec 13
Frontier Logo
5:40 am - 1:09 pmATL-ISP
7h 29m1 stop
Frontier Logo
12:20 pm - 7:02 amISP-ATL
18h 42m1 stop
$162Frontier
Find Deal
Mon, Dec 22 - Tue, Dec 30
Frontier Logo
10:50 pm - 10:17 pmATL-ISP
23h 27m1 stop
Frontier Logo
6:00 am - 9:40 pmISP-ATL
15h 40m1 stop
$163Frontier
Find Deal
Tue, Dec 30 - Thu, Jan 1
Frontier Logo
8:12 am - 4:37 pmATL-ISP
8h 25m1 stop
Frontier Logo
6:00 am - 9:40 pmISP-ATL
15h 40m1 stop
$164Frontier
Find Deal
Wed, Dec 31 - Thu, Jan 1
Multiple Airlines Logo
5:40 am - 1:09 pmATL-ISP
7h 29m1 stop
Multiple Airlines Logo
11:50 am - 7:56 amISP-ATL
20h 06m1 stop
$176Multiple Airlines
Find Deal
Mon, Dec 22 - Sat, Jan 17
Frontier Logo
10:40 pm - 11:59 pmATL-ISP
25h 19m1 stop
Frontier Logo
6:00 am - 9:33 pmISP-ATL
15h 33m1 stop
$183Frontier
Find Deal
Thu, Dec 11 - Wed, Dec 17
Frontier Logo
7:53 pm - 11:11 amATL-ISP
15h 18m1 stop
Frontier Logo
6:40 pm - 7:02 amISP-ATL
12h 22m1 stop
$184Frontier
Find Deal
Sat, Dec 6 - Sat, Dec 20
Frontier Logo
5:09 pm - 11:59 pmATL-ISP
6h 50m1 stop
Frontier Logo
12:20 pm - 9:25 pmISP-ATL
9h 05m1 stop
$187Frontier
Find Deal
Fri, Dec 19 - Tue, Dec 30
Frontier Logo
10:40 pm - 11:59 pmATL-ISP
25h 19m1 stop
Frontier Logo
8:35 pm - 10:23 amISP-ATL
13h 48m1 stop
$188Frontier
Find Deal
Sun, Dec 14 - Sun, Dec 21

Frontier flights from Atlanta to Islip, New York

Our best Frontier deals on Atlanta to Islip, New York flight tickets
Frontier
Dec 9
ATL11:48 amAtlanta Hartsfield-Jackson
7h 46m
1 stop
ISP7:34 pmIslip Long Island
Dec 13
ISP10:19 amIslip Long Island
7h 42m
1 stop
ATL6:01 pmAtlanta Hartsfield-Jackson
$128
Find similar
Frontier
Dec 22
ATL5:40 amAtlanta Hartsfield-Jackson
7h 29m
1 stop
ISP1:09 pmIslip Long Island
Dec 30
ISP12:20 pmIslip Long Island
18h 42m
1 stop
ATL7:02 amAtlanta Hartsfield-Jackson
$162
Find similar
Frontier
Dec 2
ATL9:51 pmAtlanta Hartsfield-Jackson
13h 51m
1 stop
ISP11:42 amIslip Long Island
Jan 6
ISP12:00 pmIslip Long Island
19h 21m
1 stop
ATL7:21 amAtlanta Hartsfield-Jackson
$163
Find similar

JetBlue flights from Atlanta to Islip, New York

Our best JetBlue deals on Atlanta to Islip, New York flight tickets
JetBlue
Dec 5
ATL8:00 amAtlanta Hartsfield-Jackson
27h 05m
1 stop
ISP11:05 amIslip Long Island
Dec 7
ISP11:50 amIslip Long Island
10h 56m
1 stop
ATL10:46 pmAtlanta Hartsfield-Jackson
$423
Find similar
JetBlue
Dec 5
ATL8:00 amAtlanta Hartsfield-Jackson
27h 05m
1 stop
ISP11:05 amIslip Long Island
Dec 7
ISP11:50 amIslip Long Island
23h 01m
1 stop
ATL10:51 amAtlanta Hartsfield-Jackson
$473
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Islip, New York 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 November 25, 2025.
Use the filters below to find and compare flights from Atlanta to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Tue 12/9

11:48 am-7:34 pm

1 stop7h 46m

Islip Long Island

Sat 12/13

10:19 am-6:01 pm

1 stop7h 42m

$128

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Tue 12/9

9:01 am-7:34 pm

2 stops10h 33m

Islip Long Island

Sat 12/13

10:19 am-9:59 pm

1 stop11h 40m

$146

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Mon 12/22

5:40 am-1:09 pm

1 stop7h 29m

Islip Long Island

Tue 12/30

12:20 pm-7:02 am

1 stop18h 42m

$162

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Tue 12/30

10:50 pm-10:17 pm

1 stop23h 27m

Islip Long Island

Thu 1/1

6:00 am-9:40 pm

1 stop15h 40m

$163

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Wed 12/31

8:12 am-4:37 pm

1 stop8h 25m

Islip Long Island

Thu 1/1

6:00 am-9:40 pm

1 stop15h 40m

$164

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Mon 12/22

5:40 am-1:09 pm

1 stop7h 29m

Islip Long Island

Sat 1/17

11:50 am-7:56 am

1 stop20h 06m

$176

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Thu 12/11

10:40 pm-11:59 pm

1 stop25h 19m

Islip Long Island

Wed 12/17

6:00 am-9:33 pm

1 stop15h 33m

$183

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Sat 12/6

7:53 pm-11:11 am

1 stop15h 18m

Islip Long Island

Sat 12/20

6:40 pm-7:02 am

1 stop12h 22m

$184

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Fri 12/19

5:09 pm-11:59 pm

1 stop6h 50m

Islip Long Island

Tue 12/30

12:20 pm-9:25 pm

1 stop9h 05m

$187

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Sun 12/14

10:40 pm-11:59 pm

1 stop25h 19m

Islip Long Island

Sun 12/21

8:35 pm-10:23 am

1 stop13h 48m

$188

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Atlanta to Islip, New York

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 Islip, New York?

The month of September is, on average, the cheapest month to fly to Islip, New York from Atlanta, with most prices found around $144. If you aren’t able to travel to Islip, New York during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $163.

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Atlanta to Islip, New York is on a Wednesday. Travelers who choose to depart for Islip, New York on a Wednesday will often find tickets for as low as $164. The most expensive day to fly to Islip, New York is Friday, with ticket prices averaging around $178.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from Atlanta in the evening is the least expensive time of day to depart. momondo users have found prices as low as $168 when looking at flights departing in the evening. Flights to Islip, New York are more costly at noon, with an average ticket price of $274. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

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

How have Atlanta to Islip, New York flight prices changed over time?

As of November 2025, prices for Atlanta to Islip, New York flights are approximately 113% more expensive when compared to flights at the same time last year.

When to book flights from Atlanta to Islip, New York

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

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

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

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from Atlanta to Islip, New York takes 5h 30m
There are no direct flights from Atlanta to Islip, New York. There are no popular flight routes from Atlanta to Islip, New York.
Search flight deals

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

    The straight-line distance from Atlanta Hartsfield-Jackson to Islip Long Island is 779.5 mi. Typically, this will take 5h 30m by plane in normal conditions.

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

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Islip Long Island Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The travel and health documents required for your trip to Islip Long Island Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Atlanta to Islip, New York

Compare and see reviews for airlines that fly from Atlanta to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $57Free CancellationRating
5.8
3,097 reviews
Search Frontier flights
SouthwestPriceFrom $296Free CancellationRating
8.0
4,252 reviews
Search Southwest flights

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Sag Harbor
Southampton
Amagansett

Why use momondo?

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

Finding the right flight to Islip from Atlanta is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

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

Yes. All flights to Islip from Atlanta on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Atlanta to Islip flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Islip from Atlanta 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.

An easier way to manage your Islip, New York trip

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