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16 places from Islip with a recent one-way price. Prices we can stand behind come first, then the cheapest.
From $278 one way
28.8% below the middle price here: the cheapest one-way fare on each of 12 departure dates is usually $319 to $504.
This price is for these exact dates; other dates may cost more.
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| City | From | Dates | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| Fort Myers FMY | $139 | 3 Dec | ISP → RSW | 1 stop | found 5 days ago | Open this trip |
| Chicago CHI | $158 | 13 Dec | ISP → ORD | 1 stop | found 2 days ago | Open this trip |
| St Louis STL | $234 | 10 Dec | ISP → STL | 1 stop | found 2 days ago | Open this trip |
| Orlando ORL | $251 | 14 Dec | ISP → MCO | nonstop | found 2 days ago | Open this trip |
| Fort Lauderdale FLL | $278 | 13 Dec | ISP → FLL | nonstop | found 2 days ago | Open this trip |
| Los Angeles LAX | $574 | 28 Dec | ISP → LAX | 1 stop | found 2 days ago | Open this trip |
| Las Vegas LAS | $630 | 25 Dec | ISP → LAS | 1 stop | found 4 days ago | Open this trip |
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work