When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 65% on flights from Islip, New York to Houston compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $266. For sooner than that we have options available in the next 3 days from $363.
Flights from Islip, New York to Houston lean towards being more expensive in December. Prices are generally better when you fly from Islip, New York to Houston in January, with the cheapest ticket starting at $77.
It’s optimal to fly from Islip, New York to Houston in the morning. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight at noon.
Fly from
Fly to
Budget
$169 - $608
Route
Depart
Return
Price
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tor. 5/16
1 stop9h 47m
Houston George Bush Intcntl
tor. 5/23
1 stop9h 51m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tor. 5/16
1 stop9h 47m
Houston George Bush Intcntl
søn. 5/19
1 stop9h 51m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tor. 5/30
1 stop9h 44m
Houston George Bush Intcntl
tir. 6/18
1 stop5h 39m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tor. 5/16
1 stop9h 47m
Houston George Bush Intcntl
man. 5/20
1 stop19h 30m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tor. 7/4
1 stop19h 50m
Houston George Bush Intcntl
søn. 7/7
1 stop11h 54m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
fre. 8/16
1 stop8h 13m
Houston George Bush Intcntl
man. 8/19
1 stop13h 13m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tir. 6/11
1 stop7h 37m
Houston George Bush Intcntl
fre. 6/14
1 stop12h 16m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
lør. 5/18
1 stop27h 19m
Houston George Bush Intcntl
fre. 5/24
1 stop23h 12m
Islip Long IslandHouston George Bush Intcntl
ISP - IAH
ISPIAH
Islip Long Island
tir. 5/28
1 stop11h 02m
Houston George Bush Intcntl
tir. 6/18
1 stop5h 39m
Comfort
Entertainment
Overall
Crew
Boarding
Food
Reviews
Our flight was delayed causing us to miss our connecting flight. The staff was not helpful in helping us find alternatives. We cancelled our flight and had to book our way home using another airline.
Comfort
Entertainment
Overall
Crew
Boarding
Food
Reviews
Our flight was delayed causing us to miss our connecting flight. The staff was not helpful in helping us find alternatives. We cancelled our flight and had to book our way home using another airline.
Sunday | 0daily flights |
---|---|
Monday | 1daily flight |
Tuesday | 1daily flight |
Wednesday | 1daily flight |
Thursday | 1daily flight |
Friday | 1daily flight |
Saturday | 0daily flights |
When you search for this flight from Islip to Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Houston from Islip.
Users can book flights with no change fees policies with our dedicated filters. Book flights from Islip to Houston flexibly with Cheapflights today.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Houston from Islip today and book when prices fit your budget.