
Islip Airport, officially known as Long Island MacArthur Airport (ISP), serves as a convenient gateway for travelers to and from Long Island, New York. Located in Ronkonkoma, it offers a range of domestic flights, making it an attractive option for both business and leisure travelers. Several airlines operate from Islip Airport, providing connectivity to key destinations across the United States. Notable carriers include Southwest Airlines, which offers multiple daily flights to popular hubs like Baltimore and Orlando, and Breeze Airways, which connects Islip to cities such as Charleston and Norfolk. Additionally, Frontier Airlines provides seasonal routes, expanding travel options for passengers. Whether you're planning a quick getaway or a longer trip, understanding which airlines fly to Islip Airport can help you make informed travel decisions.
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What You'll Learn

Major US carriers serving Islip Airport
Long Island MacArthur Airport (ISP), commonly known as Islip Airport, is a convenient travel hub for those visiting Long Island, New York. While it’s a smaller airport compared to major hubs like JFK or LaGuardia, it is well-served by several prominent U.S. carriers, offering a range of domestic flights. Among the major U.S. airlines operating at Islip Airport, Southwest Airlines stands out as a key player. Southwest provides multiple daily flights to popular destinations such as Baltimore (BWI), Orlando (MCO), and Fort Lauderdale (FLL). Known for its no-fee policy on checked bags and customer-friendly approach, Southwest is a preferred choice for many travelers using ISP.
Another major carrier serving Islip Airport is American Airlines, which offers flights to its hub in Philadelphia (PHL). This connection is particularly useful for travelers looking to access American’s extensive domestic and international network. American Airlines’ presence at ISP ensures that passengers can easily connect to other destinations across the U.S. and beyond, making it a valuable option for both business and leisure travelers.
Delta Air Lines also operates at Islip Airport, providing flights to its hub in Atlanta (ATL). Delta’s service from ISP allows travelers to connect to a wide array of destinations, leveraging its global network. The airline’s focus on customer service and reliability makes it a popular choice for those flying in and out of Long Island. Additionally, Delta’s SkyMiles program offers frequent flyers the opportunity to earn and redeem miles, adding further value to their travel experience.
JetBlue Airways is another significant carrier at Islip Airport, offering flights to key destinations such as Fort Lauderdale (FLL) and Orlando (MCO). JetBlue is known for its comfortable seating, free in-flight entertainment, and competitive pricing, making it an attractive option for travelers. The airline’s presence at ISP enhances connectivity to popular leisure destinations, particularly in Florida, which is a major draw for Long Island residents.
While not all major U.S. carriers operate at Islip Airport, the ones that do provide ample options for domestic travel. These airlines—Southwest, American, Delta, and JetBlue—ensure that passengers have access to a variety of routes and services, making ISP a convenient and efficient airport for regional and connecting flights. For travelers seeking flights to or from Long Island, these carriers offer reliable and frequent service, catering to both short-haul and connecting travel needs.
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International airlines operating flights to Islip
Long Island MacArthur Airport (ISP), commonly known as Islip Airport, primarily serves domestic flights due to its size and location. However, there are no direct international flights operated by international airlines to Islip Airport. The airport’s focus is on regional and domestic travel, with most flights connecting to major U.S. hubs. For international travel, passengers typically fly from Islip to larger airports like John F. Kennedy International Airport (JFK) or Newark Liberty International Airport (EWR), where they can connect to international carriers.
While Islip Airport does not host international airlines directly, it is served by several domestic carriers that provide connections to international destinations via their partner airlines. For example, Southwest Airlines, one of the primary airlines operating at Islip, offers extensive connections through its hubs, such as Baltimore (BWI) or Orlando (MCO), where passengers can transfer to international flights operated by partner airlines like Volaris or Air Transat. This indirect approach is the most common way travelers access international destinations from Islip.
Another key player at Islip Airport is Frontier Airlines, which also provides domestic routes that connect to international flights through its network. Passengers can fly from Islip to Frontier’s hubs, such as Denver (DEN) or Orlando (MCO), and then transfer to international destinations via Frontier’s partnerships with foreign carriers. This model ensures that while Islip itself does not host international airlines, travelers can still reach global destinations with relative ease.
It’s important to note that Breeze Airways, a newer airline operating at Islip, focuses on point-to-point domestic routes and does not currently offer international connections. Similarly, American Airlines, which operates limited flights from Islip, primarily connects passengers to its domestic network, with international travel requiring a transfer at major hubs like Charlotte (CLT) or Miami (MIA).
In summary, while there are no international airlines operating direct flights to Islip Airport, travelers can access global destinations through domestic carriers like Southwest, Frontier, and American Airlines by connecting at larger U.S. airports. For those seeking international travel from Islip, planning a connecting flight at a major hub is the most practical option.
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Regional airlines with Islip routes
Long Island MacArthur Airport (ISP), commonly known as Islip Airport, serves as a convenient gateway to Long Island, New York. While it may not be as large as nearby hubs like JFK or LaGuardia, Islip Airport offers a range of regional flight options, making it an attractive choice for travelers seeking shorter commutes and easier navigation. Several regional airlines operate routes to and from Islip, providing connectivity to various destinations across the northeastern United States and beyond.
One of the primary regional airlines serving Islip Airport is Breeze Airways. Known for its affordable fares and growing network, Breeze Airways connects Islip to popular destinations such as Charleston, Nashville, and New Orleans. These routes cater to both leisure and business travelers, offering a mix of seasonal and year-round flights. Breeze Airways’ focus on customer experience, including spacious seating and flexible booking options, makes it a standout choice for regional travel from Islip.
Another key player in Islip’s regional airline landscape is Frontier Airlines. Frontier provides non-stop service to several cities, including Orlando, Raleigh, and Tampa. As a low-cost carrier, Frontier appeals to budget-conscious travelers while maintaining a commitment to reliability and convenience. The airline’s routes from Islip are particularly popular among families and vacationers heading to warm-weather destinations in the southeastern U.S.
Southwest Airlines also plays a significant role in Islip’s regional connectivity. With its extensive network, Southwest offers flights from Islip to major hubs like Baltimore, Chicago, and Orlando. These routes provide passengers with seamless connections to hundreds of other destinations across the country. Southwest’s reputation for excellent customer service, no-fee policies, and frequent promotions makes it a preferred choice for many travelers using Islip Airport.
Additionally, American Airlines operates regional flights from Islip, primarily through its subsidiary American Eagle. These flights connect Islip to key hubs such as Philadelphia and Washington, D.C., enabling travelers to access American’s global network. The convenience of these routes, combined with American’s loyalty program benefits, makes it an appealing option for both regional and international travelers.
In summary, Islip Airport is well-served by several regional airlines, each offering unique advantages and destinations. Whether you’re traveling for business, leisure, or to connect to a larger hub, carriers like Breeze Airways, Frontier, Southwest, and American Airlines ensure that Islip remains a practical and efficient choice for regional air travel.
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Seasonal flights to/from Islip Airport
Islip Airport, officially known as Long Island MacArthur Airport (ISP), serves as a convenient gateway for travelers to and from Long Island, New York. While the airport offers year-round service to several destinations, it also features seasonal flights that cater to the fluctuating demand during peak travel times. These seasonal routes are particularly popular during summer months, holidays, and other high-traffic periods, providing travelers with additional options to reach vacation hotspots or visit family and friends. Airlines such as Southwest Airlines and Breeze Airways are known to operate seasonal flights from Islip Airport, adjusting their schedules to meet the needs of travelers during these busy times.
One of the most notable seasonal destinations from Islip Airport is Orlando, Florida. Southwest Airlines often increases its service to Orlando International Airport (MCO) during the winter months, catering to families looking to escape the cold and visit theme parks like Walt Disney World and Universal Studios. Similarly, during the summer, flights to Orlando may be supplemented with additional routes to other warm-weather destinations, such as Fort Lauderdale or Tampa, to accommodate travelers seeking sun and sand. These seasonal routes are typically announced several months in advance, allowing passengers to plan their trips accordingly.
Another popular seasonal route from Islip Airport is to Nashville, Tennessee, often operated by Breeze Airways. This route is particularly busy during the spring and fall, when travelers are drawn to Nashville's music scene, cultural events, and mild weather. Additionally, during the holiday season, flights to Nashville may see increased frequency to accommodate those visiting family or attending festive events. These seasonal flights provide a direct and convenient option for Long Island residents looking to explore new destinations without the hassle of connecting through larger hubs.
Seasonal flights from Islip Airport also extend to destinations like Charleston, South Carolina, and New Orleans, Louisiana, particularly during the spring and early summer. These routes are ideal for travelers seeking unique cultural experiences, historic sites, and culinary adventures. Airlines may introduce these flights for limited periods, often coinciding with local festivals or peak tourist seasons. For example, flights to New Orleans might be more frequent around Mardi Gras, while Charleston flights could align with the city's renowned Spoleto Festival USA.
To take advantage of seasonal flights to and from Islip Airport, travelers are encouraged to monitor airline websites and sign up for alerts, as schedules and availability can change rapidly. Booking in advance is often recommended, as these routes tend to fill up quickly due to their limited availability and high demand. By offering these seasonal options, Islip Airport ensures that Long Island residents have flexible and convenient travel choices, whether for leisure, family visits, or special events. Always check directly with airlines like Southwest, Breeze Airways, or others operating from ISP for the most up-to-date information on seasonal flight schedules.
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Low-cost carriers flying to Islip
Long Island MacArthur Airport (ISP), commonly known as Islip Airport, serves the Long Island region and offers a convenient alternative to the busier New York City airports. While it may not have the extensive route network of larger hubs, Islip Airport is well-served by several low-cost carriers, making it an attractive option for budget-conscious travelers. These airlines provide affordable flights to various destinations, ensuring that passengers can explore different parts of the country without breaking the bank.
Southwest Airlines is a prominent low-cost carrier operating at Islip Airport, offering a range of domestic flights. With its extensive network, Southwest connects Islip to numerous cities across the United States. Passengers can fly to popular destinations such as Baltimore, Chicago, Orlando, and Tampa, among others. The airline's no-fee policy for changing flights and its generous baggage allowance make it a favorite among travelers seeking flexibility and value. Southwest's presence at Islip Airport provides an excellent option for those looking to explore the Midwest, Southeast, and beyond without incurring high travel costs.
Another key player in the low-cost market at Islip is Frontier Airlines. This ultra-low-cost carrier offers an array of destinations, focusing on providing affordable travel options. From Islip, Frontier flies to several cities, including Orlando, Raleigh-Durham, and Tampa. The airline's business model allows passengers to customize their travel experience by paying only for the services they need, making it an ideal choice for those seeking the lowest possible fares. Frontier's routes from Islip cater to travelers planning a sunny getaway to Florida or exploring the cultural offerings of North Carolina.
Allegiant Air also operates at Islip Airport, specializing in connecting smaller cities to popular vacation destinations. This low-cost carrier offers flights to Orlando Sanford International Airport, providing an alternative gateway to the theme park capital of the world. Allegiant's focus on leisure travel means passengers can often find great deals on flights to their dream vacation spots. By flying from Islip, travelers can avoid the crowds and higher prices typically associated with larger airports, making their trip even more enjoyable and cost-effective.
In summary, Islip Airport provides a convenient and affordable travel experience, thanks to the presence of these low-cost carriers. Whether it's a family vacation to Orlando, a business trip to Chicago, or a weekend getaway to the Southeast, these airlines offer a range of options to suit various travel needs. With their competitive pricing and diverse destinations, Southwest, Frontier, and Allegiant Air make flying from Islip an attractive choice for those seeking value and convenience. Travelers can easily access these low-cost flights, ensuring that exploring different parts of the country is both accessible and budget-friendly.
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Frequently asked questions
Airlines that currently serve Islip Airport include Southwest Airlines, Frontier Airlines, and Breeze Airways.
No, Islip Airport primarily serves domestic destinations and does not offer international flights.
Yes, Southwest Airlines is a major carrier that operates flights to and from Islip Airport.
Direct flights from Islip Airport typically include destinations like Orlando, Fort Myers, and Tampa, among others, depending on the airline and season.
Yes, some airlines offer seasonal routes from Islip Airport, particularly to popular vacation destinations during peak travel times.











































