Fuel Prices at KISP
Long Island MacArthur Airport · Islip, New York
Best Jet-A
$8.79
Modern Aviation
Best 100LL
$9.49
Modern Aviation
FBOs at KISP
4
Fixed Base Operators
All FBOs at KISP
Prices updated daily · Last updated November 3, 2026
| # | FBO | Jet-A | 100LL |
|---|---|---|---|
| 1 | Modern AviationBest Price | $8.79 | $9.49 |
| 2 | New York Jet Corporate Flight | $8.98 | $9.64 |
| — | Altus Aerospace | N/A | N/A |
| — | Executive Fliteways | N/A | N/A |
Jet-A Price History at KISP
▲ +$2.61Mar 11Nov 3
Over the past 234 days, the cheapest Jet-A at KISP has risen by $2.61/gal (42.2%), moving from $6.18 to $8.79. Over that window it ranged between $6.18 and $8.79 — a $2.61/gal swing.
100LL Price History at KISP
▲ +$1.92Mar 11Nov 3
Over the past 234 days, the cheapest 100LL at KISP has risen by $1.92/gal (25.4%), moving from $7.57 to $9.49. Over that window it ranged between $7.57 and $9.62 — a $2.05/gal swing.
About Long Island MacArthur Airport
Long Island MacArthur Airport (KISP) is located in Islip, New York. There are 4 Fixed Base Operators at this airport offering fuel and services. The current best Jet-A price is $8.79/gallon at Modern Aviation.Prices are updated daily and may vary.
KISP Fuel Price FAQ
How much does Jet-A fuel cost at KISP?
The cheapest Jet-A at Long Island MacArthur Airport (KISP) is $8.79/gal at Modern Aviation. 2 FBOs report Jet-A here, ranging from $8.79 to $8.98/gal. Last updated November 3, 2026.
How much does 100LL avgas cost at KISP?
The cheapest 100LL at Long Island MacArthur Airport (KISP) is $9.49/gal at Modern Aviation, with prices ranging $9.49–$9.64/gal across 2 FBOs. Last updated November 3, 2026.
How many FBOs are at KISP?
Long Island MacArthur Airport (KISP) in Islip, New York has 4 FBOs listed, 2 of which currently report fuel prices.
Are fuel prices at KISP going up or down?
Over the past 234 days the cheapest Jet-A at KISP has risen 42.2% to $8.79/gal (ranging $6.18–$8.79).
How often are KISP fuel prices updated?
Fuel prices at KISP are refreshed daily from AirNav FBO reports. The latest update was November 3, 2026. Always confirm with the FBO before fueling, as posted prices can change.