Cheap Flights from Islip to Atlanta Hartsfield-Jackson

Compare Islip to Atlanta Hartsfield-Jackson flight deals

Find the cheapest month or even day of the year to fly to Atlanta Hartsfield-Jackson

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Find the cheapest month to fly from Islip to Atlanta Hartsfield-Jackson

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Islip to Atlanta Hartsfield-Jackson flights are currently cheapest in June.

Islip to Atlanta Hartsfield-Jackson: Alternative routes

Compare routes from Islip to Atlanta below. You may find an airport to fly into that's cheaper, faster, or easier than Atlanta Hartsfield-Jackson.

Islip to Atlanta: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 521
Cheapest month to flyJune

Finding cheap flights from Islip to Atlanta Hartsfield-Jackson: Frequently asked questions

The best price we found for a return flight from Islip to Atlanta Hartsfield-Jackson is ر.ق.‏ 581. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Islip to Atlanta Hartsfield-Jackson. But we found flights with one or more stops from ر.ق.‏ 581.
As of February 2026, there are no flights flying from Islip to Atlanta Hartsfield-Jackson.
The cheapest month to fly from Islip to Atlanta Hartsfield-Jackson is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Islip Airport to Atlanta Hartsfield-Jackson Airport on Tuesday, 14 April 2026.
No airlines currently offer direct flights between Islip Airport and Atlanta Hartsfield-Jackson Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Atlanta Hartsfield-Jackson but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Atlanta is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Atlanta Hartsfield-Jackson.

Flying from Long Island MacArthur Airport (ISP) to Hartsfield-Jackson Atlanta International Airport (ATL): what you need to know

  • Around 2 hours 30 minutes is how long you'll be travelling on a direct flight from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport.

  • Atlanta's timezone is UTC-4, which is the same as Islip.

  • Your ISP to ATL flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You can expect longer lines in popular months like August. Arriving up to four hours ahead of an international flight and two hours for domestic departures will give you ample time for security and boarding.

  • Getting to Atlanta (and then exploring more of United States!) is easy with Frontier Airlines. This popular carrier has direct flights from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport.

  • The airline with the highest number of bookings on this route is Frontier Airlines.

  • If you want to add a stop to your trip, simply deselect 'Direct flights only' when searching for your ticket from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport. Here are the most popular stopovers between ISP and ATL:

    • Baltimore/Wash International Thurgood Marshall Airport

    • Raleigh-Durham International Airport

    • Norfolk International Airport

How to find the cheapest flights from Long Island MacArthur Airport (ISP) to Hartsfield-Jackson Atlanta International Airport (ATL)

  • At the moment, ر.ق.‏ 521 is the lowest price we've seen for a one-way Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport flight. The best price for a return plane ticket is ر.ق.‏ 581. Keep in mind that fares can change due to availability when booking.

  • Book eight months before travelling. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from ISP to ATL.

  • July is the cheapest month for flights from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport. If you prefer to fly during a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

  • Stay on top of deals for cheap flights from ISP to ATL by creating a Price Alert. You'll get an email or notification through the app when a lower fare pops up.

  • Secure the perfect flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and number of stops.

Handy information about Long Island MacArthur Airport (ISP)

  • ISP is located at 100 Arrivals Avenue.

  • 77.45% of flights that leave from Long Island MacArthur Airport reach their destination on schedule.

  • Central Islip to Long Island MacArthur Airport is approximately 16 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're ride-sharing, catching a cab or driving.

  • The trip when using public transport takes about 1 hour 10 minutes.

  • Need a handy hotel near ISP? If you've booked an early flight from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport, these stays will put you moments from check-in:

Arriving at Hartsfield-Jackson Atlanta International Airport (ATL)

Getting from Hartsfield-Jackson Atlanta International Airport (ATL) to central Atlanta

  • ATL is located at 6000 N Terminal Parkway.

  • Hartsfield-Jackson Atlanta International Airport is approximately 18 kilometres from central Atlanta. The drive time takes about 15 minutes.

  • It'll take around 1 hour 10 minutes if you're travelling by public transport.

When to fly to Hartsfield-Jackson Atlanta International Airport (ATL)

  • July is the most popular month for flights from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport. To steer clear of the crowds, head to Atlanta in February.

  • The warmest month in Atlanta is July, with temperatures ranging between 19ºC and 34ºC. Lock in your flights from Long Island MacArthur Airport to Hartsfield-Jackson Atlanta International Airport in this month if this is the type of weather you enjoy.

  • Search for cheap tickets from ISP to ATL in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -3ºC and 14ºC on average.

Explore more of United States

  • Jacksonville is just one of the many cities in United States waiting to be discovered after you've experienced Atlanta. Around 467 kilometres away to the south-east, popular attractions include Jacksonville Zoo and Gardens, The Cummer Museum of Art & Gardens and Friendship Fountain.

  • If you're interested in discovering another well-known destination in United States, head for Charlotte, roughly 370 kilometres north-east of Atlanta. NASCAR Hall of Fame, Freedom Park and Carolinas Aviation Museum are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.