A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
Departure window: through .
No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.
Did you mean Flights from Islip to Las Vegas?
Las Vegas
United StatesLAS
Harry Reid International Airport
Islip
United StatesISP
Long Island Mac Arthur Airport
Harry Reid International Airport (LAS) serves Las Vegas; Long Island Mac Arthur Airport (ISP) serves Islip.
The airports are 2,277 miles apart by great-circle distance.
Roame's current schedule feed lists service with stops from LAS to ISP, but no nonstop service.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Jan 9 – Feb 6, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Harry Reid International Airport (LAS) is the origin airport and Long Island Mac Arthur Airport (ISP) is the destination airport.
LAS and ISP are approximately 2,277 miles apart by great-circle distance.
No. Roame's current schedule feed lists service with stops from LAS to ISP, but no nonstop service.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include 7S7.