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Cheap flights from Atlanta to New York 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 Atlanta to New York departing on 10/21. 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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Cheap round-trip flights

Frontier Logo
10:06 pm - 10:55 amATL-ISP
12h 49m1 stop
Frontier Logo
6:27 pm - 6:36 pmISP-ATL
24h 09m1 stop
$143Frontier
Find Deal
Fri, Oct 31 - Tue, Nov 4
Frontier Logo
10:06 pm - 9:04 amATL-ISP
10h 58m1 stop
Frontier Logo
9:37 pm - 12:41 amISP-ATL
27h 04m1 stop
$144Frontier
Find Deal
Thu, Oct 9 - Thu, Oct 16
Frontier Logo
3:14 pm - 9:04 amATL-ISP
17h 50m1 stop
Frontier Logo
4:58 pm - 12:41 amISP-ATL
7h 43m1 stop
$147Frontier
Find Deal
Wed, Oct 8 - Mon, Oct 13
Frontier Logo
8:54 am - 10:40 amATL-ISP
25h 46m1 stop
Frontier Logo
9:49 am - 6:38 pmISP-ATL
8h 49m1 stop
$148Frontier
Find Deal
Sun, Sep 28 - Fri, Oct 3
Multiple Airlines Logo
6:00 pm - 11:00 amATL-ISP
17h 00m2 stops
Multiple Airlines Logo
9:47 pm - 12:41 amISP-ATL
26h 54m1 stop
$223Multiple Airlines
Find Deal
Wed, Oct 15 - Sun, Oct 19
JetBlue Logo
8:00 am - 3:30 pmATL-ISP
7h 30m1 stop
JetBlue Logo
1:57 pm - 10:36 pmISP-ATL
8h 39m1 stop
$233JetBlue
Find Deal
Tue, Nov 11 - Thu, Nov 13
Multiple Airlines Logo
10:14 pm - 11:00 amATL-ISP
12h 46m2 stops
Multiple Airlines Logo
9:47 pm - 12:41 amISP-ATL
26h 54m1 stop
$236Multiple Airlines
Find Deal
Wed, Oct 15 - Sun, Oct 19
JetBlue Logo
8:00 am - 11:05 amATL-ISP
27h 05m1 stop
JetBlue Logo
11:50 am - 10:51 amISP-ATL
23h 01m1 stop
$263JetBlue
Find Deal
Fri, Dec 12 - Sun, Dec 14
Southwest Logo
6:15 pm - 11:50 pmATL-ISP
5h 35m1 stop
Southwest Logo
5:30 pm - 9:55 pmISP-ATL
4h 25m1 stop
$313Southwest
Find Deal
Thu, Dec 18 - Mon, Jan 5
Southwest Logo
8:05 am - 1:50 pmATL-ISP
5h 45m1 stop
Southwest Logo
3:40 pm - 8:55 pmISP-ATL
5h 15m1 stop
$342Southwest
Find Deal
Tue, Nov 25 - Tue, Dec 2

Frontier flights from Atlanta to Islip

Our best Frontier deals on Atlanta to Islip flight tickets
Frontier
Oct 31
ATL10:06 pmAtlanta Hartsfield-Jackson
12h 49m
1 stop
ISP10:55 amIslip Long Island
Nov 4
ISP6:27 pmIslip Long Island
24h 09m
1 stop
ATL6:36 pmAtlanta Hartsfield-Jackson
$143
Find similar
Frontier
Oct 9
ATL10:06 pmAtlanta Hartsfield-Jackson
10h 58m
1 stop
ISP9:04 amIslip Long Island
Oct 16
ISP9:37 pmIslip Long Island
27h 04m
1 stop
ATL12:41 amAtlanta Hartsfield-Jackson
$144
Find similar
Frontier
Oct 8
ATL3:14 pmAtlanta Hartsfield-Jackson
17h 50m
1 stop
ISP9:04 amIslip Long Island
Oct 13
ISP4:58 pmIslip Long Island
7h 43m
1 stop
ATL12:41 amAtlanta Hartsfield-Jackson
$147
Find similar

Southwest flights from Atlanta to Islip

Our best Southwest deals on Atlanta to Islip flight tickets
Southwest
Dec 18
ATL6:15 pmAtlanta Hartsfield-Jackson
5h 35m
1 stop
ISP11:50 pmIslip Long Island
Jan 5
ISP5:30 pmIslip Long Island
4h 25m
1 stop
ATL9:55 pmAtlanta Hartsfield-Jackson
$313
Find similar
Southwest
Nov 25
ATL8:05 amAtlanta Hartsfield-Jackson
5h 45m
1 stop
ISP1:50 pmIslip Long Island
Dec 2
ISP3:40 pmIslip Long Island
5h 15m
1 stop
ATL8:55 pmAtlanta Hartsfield-Jackson
$342
Find similar
Southwest
Nov 25
ATL3:05 pmAtlanta Hartsfield-Jackson
8h 50m
2 stops
ISP11:55 pmIslip Long Island
Dec 2
ISP3:40 pmIslip Long Island
5h 15m
1 stop
ATL8:55 pmAtlanta Hartsfield-Jackson
$347
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Islip 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 Atlanta to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Fri 10/31

10:06 pm-10:55 am

1 stop12h 49m

Islip Long Island

Tue 11/4

6:27 pm-6:36 pm

1 stop24h 09m

$143

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Thu 10/9

10:06 pm-9:04 am

1 stop10h 58m

Islip Long Island

Thu 10/16

9:37 pm-12:41 am

1 stop27h 04m

$144

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Wed 10/8

3:14 pm-9:04 am

1 stop17h 50m

Islip Long Island

Mon 10/13

4:58 pm-12:41 am

1 stop7h 43m

$147

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Sun 9/28

8:54 am-10:40 am

1 stop25h 46m

Islip Long Island

Fri 10/3

9:49 am-6:38 pm

1 stop8h 49m

$148

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Wed 10/15

6:00 pm-11:00 am

2 stops17h 00m

Islip Long Island

Sun 10/19

9:47 pm-12:41 am

1 stop26h 54m

$223

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Tue 11/11

8:00 am-3:30 pm

1 stop7h 30m

Islip Long Island

Thu 11/13

1:57 pm-10:36 pm

1 stop8h 39m

$233

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Wed 10/15

10:14 pm-11:00 am

2 stops12h 46m

Islip Long Island

Sun 10/19

9:47 pm-12:41 am

1 stop26h 54m

$236

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Fri 12/12

8:00 am-11:05 am

1 stop27h 05m

Islip Long Island

Sun 12/14

11:50 am-10:51 am

1 stop23h 01m

$263

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Thu 12/18

6:15 pm-11:50 pm

1 stop5h 35m

Islip Long Island

Mon 1/5

5:30 pm-9:55 pm

1 stop4h 25m

$313

AtlantaIslip

ATL - ISP

ATLISP

Atlanta Hartsfield-Jackson

Tue 11/25

8:05 am-1:50 pm

1 stop5h 45m

Islip Long Island

Tue 12/2

3:40 pm-8:55 pm

1 stop5h 15m

$342

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 New York from

How to get the cheapest flight ticket from Atlanta to Islip

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?

In general, March is the cheapest month to fly from Atlanta to Islip. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $163. If you’re not able to fly to Islip in March, then September is your next best option. Flight prices from Atlanta to Islip during September average around $236.

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

On average, the least expensive day to fly to Islip from Atlanta is on a Friday. momondo users have found tickets for Friday departures for as low as $158. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Atlanta to Islip on a Wednesday will generally be more expensive and average around $164. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Islip from Atlanta in the morning is the least expensive time of day to depart. momondo users have found prices as low as $158 when looking at flights departing in the morning. Flights at noon are often more expensive with an average ticket price of $274.

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 flight prices changed over time?

As of September 2025, prices for Atlanta to Islip flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from Atlanta to Islip

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

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

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

Direct flights

None
There are no direct flights from Atlanta to Islip. There are no popular flight routes from Atlanta to Islip.
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 07m 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?

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

Best airlines flying from Atlanta to Islip

Compare and see reviews for airlines that fly from Atlanta to Islip with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $57Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
SouthwestPriceFrom $301Free CancellationRating
8.0
4,242 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 trip

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