Long Island Mac Arthur Airport
Long Island Mac Arthur Airport (KISP/ISP) is a medium regional airport located in Islip, NY, 27 mi south of Bridgeport. It features 4 runways with the longest being 7,006 feet. SkyMeter has observed roughly 63 arrivals and 61 departures per day on average over the last 7 days, served by 19 carriers across 39 routes. The most active carrier is ATP Flight School (CXK). The busiest route is to General Edward Lawrence Logan International Airport (KBOS). At the busiest hour of an average day, we calculated that a plane takes off or lands roughly every 225 seconds.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Delays by hour
Avg minutes · local time · last 30 days
Top carriers
Share of flights
ATP Flight School
27%
SWA
Southwest Airlines Co. (SAN Antonio
17%
KAP
Hyannis AIR Service
14%
JBU
Jetblue Airways Corporation (NEW York
11%
MXY
Breeze Airways
9%
FFT
Frontier Airlines
9%
XFL
Executive Fliteways
6%
VXP
TEM Enterprises D\b\a Avelo Airlines
4%
CAP
United States AIR Force Auxiliary / Civil AIR Patrol (Richmond
3%Top destinations
By flight count
Carriers
Show 14 more carriers →
XFL
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 119.300 | — |
| TWR | 119.300 | 0600-2400 |
| TWR | 124.300 | 0600-2400 |
| TWR | 239.300 | 0600-2400 |
| TWR | 335.500 | 0600-2400 |
| GND | 135.300 | 0600-2400 |
| ATIS | 120.725 | 0600-2400 |
| APCH | 120.050 | — |
| APCH | 343.750 | — |
| UNICOM | 122.950 | — |
| ASOS | 120.725 | — |
| ARNG OPS | 45.000 | 0600-2400 |
| OTHER | 45.000 | 0600-2400 |
| ISP VOT | 109.400 | — |
| OTHER | 109.400 | — |
| LCL/P | 119.300 | 0600-2400 |
| CLASS C | 120.050 | — |
| NELIE ST | 120.050 | — |
| OTHER | 120.050 | — |
| EMERG | 121.500 | 0600-2400 |
| CD/P | 121.850 | 0600-2400 |
| OTHER | 121.850 | 0600-2400 |
| LCL/S | 124.300 | 0600-2400 |
| LCL/S | 239.300 | 0600-2400 |
| EMERG | 243.000 | 0600-2400 |
| LCL/P | 335.500 | 0600-2400 |
| CLASS C | 343.750 | — |
| NELIE ST | 343.750 | — |
| OTHER | 343.750 | — |
Airport operations
- ARTCC:
- ZNY
- Mag var:
- 14° W
- Fuel:
- 100LL
Destination network
Great-circle routes from KISP · last 7d
Hourly traffic
Avg movements per hour · local time · last 30 days
Top routes
Click any segment for full inspection
| Route | Operator | Flights | Avg enroute |
|---|---|---|---|
ISPBOS Boston, US |
KAP
Hyannis AIR Service |
29 | 1h 1m |
ISPBWI Baltimore, US |
SWA
Southwest Airlines Co. (SAN Antonio |
21 | 0h 52m |
ISPMCO Orlando, US |
SWA
Southwest Airlines Co. (SAN Antonio |
10 | 2h 16m |
ISPMCO Orlando, US |
JBU
Jetblue Airways Corporation (NEW York |
8 | 2h 37m |
ISPUSA Concord, US |
VXP
TEM Enterprises D\b\a Avelo Airlines |
8 | 1h 27m |
ISPMCO Orlando, US |
FFT
Frontier Airlines |
8 | 2h 27m |
ISPPBI West Palm Beach, US |
JBU
Jetblue Airways Corporation (NEW York |
6 | 2h 45m |
ISPPBI West Palm Beach, US |
SWA
Southwest Airlines Co. (SAN Antonio |
6 | 2h 32m |
ISPMYR Myrtle Beach, US |
MXY
Breeze Airways |
6 | 1h 26m |
ISPFLL Fort Lauderdale, US |
JBU
Jetblue Airways Corporation (NEW York |
5 | 2h 44m |
ISPMDT Harrisburg, US |
CXK
ATP Flight School |
5 | 2h 2m |
ISPRDU Raleigh/Durham, US |
MXY
Breeze Airways |
5 | 1h 20m |
ISPTPA Tampa, US |
FFT
Frontier Airlines |
4 | 2h 24m |
ISPMYR Myrtle Beach, US |
FFT
Frontier Airlines |
4 | 1h 26m |
ISPTEB Teterboro, US |
XFL
Executive Fliteways |
3 | 0h 32m |
ISPHYA Hyannis, US |
CXK
ATP Flight School |
2 | 1h 11m |
ISPJFK New York, US |
JBU
Jetblue Airways Corporation (NEW York |
2 | 0h 47m |
ISPOWD Norwood, US |
CXK
ATP Flight School |
2 | 1h 27m |
ISPVRB Vero Beach, US |
MXY
Breeze Airways |
2 | 2h 13m |
ISPILM Wilmington, US |
MXY
Breeze Airways |
2 | 1h 20m |
Pilot & community notes
1 comment from OurAirports (click to expand)
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Pilot & community notes
1 comment from OurAirports (click to expand)