Lowest Prices
Uncover the best deals on Islip to Houston flights by comparing fares from hundreds of airlines and agencies.
Useful information for finding best airline tickets from Long Island Mac Arthur to William P Hobby on your next trip.
Cheapest Round Trip Flight
$856
Southwest Airlines
• 1 stop
• 13h 35m
Jul 22 – Jul 24
The cheapest round trip flight from Islip to Houston (ISP-HOU-ISP) is currently $856
Fastest Flight
12h 10m
The fastest nonstop flight from Islip to Houston (ISP-HOU) takes 12h 10m
| Origin Airport | Long Island Mac Arthur , Islip, US |
| Destination Airport | William P Hobby , Houston, US |
| Distance | 1465 miles |