FAA · Live

Open the map

Airports · Long Island MacArthur Airport

Flights from Islip (ISP)

Airlines flew 7,097 departures out of Long Island MacArthur Airport (ISP) carrying 799,637 passengers over the 12 months through April 2026. Here's what actually flew — the busiest routes, the carriers, and the aircraft — from US DOT T-100 filings.

What flies from Islip

US DOT T-100 · filed data

What airlines actually flew out of Islip — departures, seats, and passengers filed with the US DOT (T-100) over the trailing 12 months, not a schedule.

Departures

7,097

April 2026

Seats flown

1,034,562

Passengers

799,637

Load factor

77.3%

passengers ÷ seats

Busiest routes from Islip

Where flights from Islip go most, by departures over the trailing 12 months.

  • ISPMCO

    1,398 departures · 204,414 passengers

    84.4%

    Load

  • ISPPBI

    1,244 departures · 164,121 passengers

    78.6%

    Load

  • ISPBWI

    1,187 departures · 137,003 passengers

    71.5%

    Load

  • ISPBOS

    757 departures · 2,532 passengers

    37.0%

    Load

  • ISPTPA

    503 departures · 70,701 passengers

    78.6%

    Load

  • ISPFLL

    392 departures · 53,159 passengers

    83.3%

    Load

  • ISPRSW

    316 departures · 38,045 passengers

    80.1%

    Load

  • ISPVRB

    165 departures · 17,567 passengers

    77.7%

    Load

  • ISPRDU

    152 departures · 14,491 passengers

    80.3%

    Load

  • ISPUSA

    146 departures · 18,277 passengers

    79.6%

    Load

  • ISPCHS

    143 departures · 14,195 passengers

    72.8%

    Load

  • ISPILM

    129 departures · 14,264 passengers

    76.7%

    Load

  • ISPORF

    123 departures · 12,029 passengers

    72.0%

    Load

  • ISPMYR

    121 departures · 16,910 passengers

    71.3%

    Load

  • ISPMIA

    95 departures · 4,966 passengers

    36.2%

    Load

Airlines at Islip

Ranked by seats flown — the capacity each carrier actually operated out of Islip.

Aircraft flown from Islip

Aircraft types by share of departures — what actually operated, not what's based here.

  • Airbus A320

    1,367 departures · 84.2% load

    19.3%

    Share

  • Boeing 737-700

    1,137 departures · 74.6% load

    16.0%

    Share

  • Boeing 737-800

    977 departures · 73.5% load

    13.8%

    Share

  • Boeing 737 MAX 8

    902 departures · 76.9% load

    12.7%

    Share

  • Airbus A220-300

    853 departures · 76.9% load

    12.0%

    Share

  • Cessna C-402

    757 departures · 37.0% load

    10.7%

    Share

  • Airbus A320neo

    639 departures · 81.8% load

    9.0%

    Share

  • Airbus A321neo

    197 departures · 67.9% load

    2.8%

    Share

  • Embraer E190

    169 departures · 73.3% load

    2.4%

    Share

  • Airbus A321

    67 departures · 73.3% load

    0.9%

    Share

  • Pilatus PC-12

    15 departures · 48.3% load

    0.2%

    Share

  • Bombardier Challenger 604

    5 departures · 15.6% load

    0.1%

    Share

Monthly departures from Islip

Monthly departures from Islip, trailing 12 months through April 2026. Bars scale to the busiest month.

  • May 2025

    603 departures · 67,069 passengers

    68.4%

    Load

  • June 2025

    541 departures · 61,694 passengers

    71.3%

    Load

  • July 2025

    673 departures · 74,351 passengers

    82.7%

    Load

  • August 2025

    636 departures · 72,745 passengers

    86.2%

    Load

  • September 2025

    550 departures · 57,199 passengers

    78.9%

    Load

  • October 2025

    571 departures · 63,493 passengers

    79.8%

    Load

  • November 2025

    600 departures · 63,256 passengers

    73.8%

    Load

  • December 2025

    658 departures · 77,950 passengers

    82.2%

    Load

  • January 2026

    606 departures · 62,326 passengers

    73.3%

    Load

  • February 2026

    520 departures · 63,009 passengers

    78.1%

    Load

  • March 2026

    540 departures · 66,864 passengers

    82.1%

    Load

  • April 2026

    599 departures · 69,681 passengers

    72.7%

    Load

Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through April 2026. The DOT publishes roughly three months in arrears.