Located in Islip, Long Island MacArthur Airport flies 54 unique routes to other cities, operated by 2 different airlines. Scroll down for a list of destinations and airlines served by Long Island MacArthur Airport.
| Name: | Long Island MacArthur Airport |
| IATA Code: | ISP |
| City Code: | ISP |
| City: | Islip |
| Region/State: | NY |
| Country: | US |
| Local Time: | 15:39 (EST) Wed, May 1 |
| Airport Name | City | Iata | Airlines |
|---|---|---|---|
| Philadelphia International Airport | Philadelphia | PHL | American Airlines, Southwest |
| Albany International Airport | Albany | ALB | Southwest |
| Hartsfield-Jackson Atlanta International Airport | Atlanta | ATL | Southwest |
| Austin-Bergstrom International Airport | Austin | AUS | Southwest |
| Birmingham Airport | Birmingham | BHM | Southwest |
| Nashville Metropolitan Airport | Nashville | BNA | Southwest |
| Logan International Airport | Boston | BOS | Southwest |
| Buffalo Niagara International Airport | Buffalo | BUF | Southwest |
| Bob Hope Airport | Burbank | BUR | Southwest |
| Balt./Wash. International Airport | Baltimore | BWI | Southwest |
| Charleston International Airport | Charleston | CHS | Southwest |
| Hopkins International Airport | Cleveland | CLE | Southwest |
| Port Columbus International Airport | Columbus | CMH | Southwest |
| Love Field | Dallas | DAL | Southwest |
| Ronald Reagan National Airport | Washington | DCA | Southwest |
| Denver International Airport | Denver | DEN | Southwest |
| El Paso International Airport | El Paso | ELP | Southwest |
| Ft. Lauderdale International Airport | Fort Lauderdale | FLL | Southwest |
| Greenville-Spartanburg Airport | Greenville | GSP | Southwest |
| Hobby Airport | Houston | HOU | Southwest |
| Dulles International Airport | Washington | IAD | Southwest |
| Indianapolis International Airport | Indianapolis | IND | Southwest |
| Jacksonville International Airport | Jacksonville | JAX | Southwest |
| McCarran International Airport | Las Vegas | LAS | Southwest |
| Los Angeles International Airport | Los Angeles | LAX | Southwest |
| Lubbock International Airport | Lubbock | LBB | Southwest |
| La Guardia Airport | New York | LGA | Southwest |
| Kansas City International Airport | Kansas City | MCI | Southwest |
| Orlando International Airport | Orlando | MCO | Southwest |
| Midway Airport | Chicago | MDW | Southwest |
| Memphis International Airport | Memphis | MEM | Southwest |
| Manchester-Boston Municipal Airport | Manchester | MHT | Southwest |
| General Mitchell Airport | Milwaukee | MKE | Southwest |
| St Paul International Airport | Minneapolis | MSP | Southwest |
| Louis Armstrong International Airport | New Orleans | MSY | Southwest |
| Metropolitan Oakland International Airport | Oakland | OAK | Southwest |
| Eppley Airfield | Omaha | OMA | Southwest |
| West Palm Beach International Airport | West Palm Beach | PBI | Southwest |
| Portland International Airport | Portland | PDX | Southwest |
| Sky Harbor International Airport | Phoenix | PHX | Southwest |
| Pittsburgh International Airport | Pittsburgh | PIT | Southwest |
| Portland International Jetport | Portland | PWM | Southwest |
| Raleigh/Durham Airport | Raleigh/Durham | RDU | Southwest |
| Reno/Tahoe International Airport | Reno | RNO | Southwest |
| Southwest Florida Regional Airport | Fort Myers | RSW | Southwest |
| San Diego International Airport | San Diego | SAN | Southwest |
| San Antonio International Airport | San Antonio | SAT | Southwest |
| Standiford Field | Louisville | SDF | Southwest |
| Seattle/Tacoma International Airport | Seattle | SEA | Southwest |
| Norman Y. Mineta International | San Jose | SJC | Southwest |
| Luis Munoz Marin International Airport | San Juan | SJU | Southwest |
| Salt Lake City International Airport | Salt Lake City | SLC | Southwest |
| Lambert-St Louis Int'l Airport | St Louis | STL | Southwest |
| Tampa International Airport | Tampa | TPA | Southwest |
