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Cheap flights from Islip, New York to Houston from $185

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Islip, New York to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:43 pm - 12:25 amISP  Islip Long Island-IAH Houston George Bush Intcntl
8h 42m1 stop Orlando
Frontier Logo
5:01 am - 3:45 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
9h 44m1 stop Orlando
$330Frontier
Sat, Nov 21 - Wed, Nov 25
Frontier Logo
4:43 pm - 12:25 amISP  Islip Long Island-IAH Houston George Bush Intcntl
8h 42m1 stop Orlando
Frontier Logo
5:01 am - 3:45 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
9h 44m1 stop Orlando
$350Frontier
Sat, Nov 21 - Tue, Nov 24
Frontier Logo
4:40 pm - 12:25 amISP  Islip Long Island-IAH Houston George Bush Intcntl
8h 45m1 stop Orlando
Frontier Logo
5:01 am - 3:45 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
9h 44m1 stop Orlando
$370Frontier
Fri, Nov 20 - Wed, Nov 25
Frontier Logo
4:43 pm - 12:25 amISP  Islip Long Island-IAH Houston George Bush Intcntl
8h 42m1 stop Orlando
Frontier Logo
5:01 am - 3:45 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
9h 44m1 stop Orlando
$384Frontier
Sat, Nov 21 - Mon, Nov 23
Multiple Airlines Logo
11:26 am - 7:57 amISP  Islip Long Island-IAH Houston George Bush Intcntl
21h 31m1 stop Orlando
Multiple Airlines Logo
8:52 am - 2:22 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
28h 30m1 stop Raleigh-Durham
$385Multiple Airlines
Mon, Dec 21 - Thu, Dec 31
Multiple Airlines Logo
3:02 pm - 11:31 pmISP  Islip Long Island-IAH Houston George Bush Intcntl
33h 29m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson
Multiple Airlines Logo
8:52 am - 2:22 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
28h 30m1 stop Raleigh-Durham
$388Multiple Airlines
Fri, Dec 18 - Thu, Dec 31
Frontier Logo
4:40 pm - 12:25 amISP  Islip Long Island-IAH Houston George Bush Intcntl
8h 45m1 stop Orlando
Frontier Logo
5:01 am - 3:45 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
9h 44m1 stop Orlando
$390Frontier
Fri, Nov 20 - Tue, Nov 24
Multiple Airlines Logo
7:45 pm - 12:26 amISP  Islip Long Island-IAH Houston George Bush Intcntl
29h 41m2 stops Norfolk Atlanta Hartsfield-Jackson
Multiple Airlines Logo
8:52 am - 2:22 pmIAH  Houston George Bush Intcntl-ISP Islip Long Island
28h 30m1 stop Raleigh-Durham
$412Multiple Airlines
Thu, Dec 24 - Thu, Dec 31
Southwest Logo
6:00 am - 10:40 amISP  Islip Long Island-HOU Houston Hobby
5h 40m1 stop Baltimore/Washington
Southwest Logo
5:40 am - 4:15 pmHOU  Houston Hobby-ISP Islip Long Island
9h 35m1 stop Baltimore/Washington
$454Southwest
Sat, Dec 5 - Mon, Dec 7
Southwest Logo
12:45 pm - 5:50 pmISP  Islip Long Island-HOU Houston Hobby
6h 05m1 stop Baltimore/Washington
Southwest Logo
7:30 am - 4:15 pmHOU  Houston Hobby-ISP Islip Long Island
7h 45m2 stops Dallas Love Field Baltimore/Washington
$454Southwest
Sat, Dec 5 - Mon, Dec 7

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Southwest flights from Islip, New York to Houston

Our best Southwest deals on Islip, New York to Houston flight tickets
Southwest
Dec 5
ISP6:00 amIslip Long Island
5h 40m
1 stop
HOU10:40 amHouston Hobby
Dec 7
HOU5:40 amHouston Hobby
9h 35m
1 stop
ISP4:15 pmIslip Long Island
$454
Southwest
Dec 17
ISP5:35 amIslip Long Island
8h 05m
2 stops
HOU12:40 pmHouston Hobby
Dec 19
HOU9:40 pmHouston Hobby
10h 05m
1 stop
ISP8:45 amIslip Long Island
$460
Southwest
Dec 17
ISP5:40 pmIslip Long Island
6h 05m
1 stop
HOU10:45 pmHouston Hobby
Dec 19
HOU9:40 pmHouston Hobby
10h 05m
1 stop
ISP8:45 amIslip Long Island
$478

Frontier flights from Islip, New York to Houston

Our best Frontier deals on Islip, New York to Houston flight tickets
Frontier
Nov 21
ISP4:43 pmIslip Long Island
8h 42m
1 stop
IAH12:25 amHouston George Bush Intcntl
Nov 25
IAH5:01 amHouston George Bush Intcntl
9h 44m
1 stop
ISP3:45 pmIslip Long Island
$330
Frontier
Nov 21
ISP4:43 pmIslip Long Island
8h 42m
1 stop
IAH12:25 amHouston George Bush Intcntl
Nov 24
IAH5:01 amHouston George Bush Intcntl
9h 44m
1 stop
ISP3:45 pmIslip Long Island
$350
Frontier
Nov 20
ISP4:40 pmIslip Long Island
8h 45m
1 stop
IAH12:25 amHouston George Bush Intcntl
Nov 25
IAH5:01 amHouston George Bush Intcntl
9h 44m
1 stop
ISP3:45 pmIslip Long Island
$370

momondo Fare Finder

 
Use the filters below to find and compare flights from Islip, New York to Houston that are best for you.

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Depart

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Price

Cheapest round-trip

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Sat 11/21

4:43 pm-12:25 am

1 stop8h 42m

Houston George Bush Intcntl

Wed 11/25

5:01 am-3:45 pm

1 stop9h 44m

$330

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Sat 11/21

4:43 pm-12:25 am

1 stop8h 42m

Houston George Bush Intcntl

Tue 11/24

5:01 am-3:45 pm

1 stop9h 44m

$350

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Fri 11/20

4:40 pm-12:25 am

1 stop8h 45m

Houston George Bush Intcntl

Wed 11/25

5:01 am-3:45 pm

1 stop9h 44m

$370

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Sat 11/21

4:43 pm-12:25 am

1 stop8h 42m

Houston George Bush Intcntl

Mon 11/23

5:01 am-3:45 pm

1 stop9h 44m

$384

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Mon 12/21

11:26 am-7:57 am

1 stop21h 31m

Houston George Bush Intcntl

Thu 12/31

8:52 am-2:22 pm

1 stop28h 30m

$385

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Fri 12/18

3:02 pm-11:31 pm

2 stops33h 29m

Houston George Bush Intcntl

Thu 12/31

8:52 am-2:22 pm

1 stop28h 30m

$388

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Fri 11/20

4:40 pm-12:25 am

1 stop8h 45m

Houston George Bush Intcntl

Tue 11/24

5:01 am-3:45 pm

1 stop9h 44m

$390

IslipHouston

ISP Islip Long Island - IAH Houston George Bush Intcntl

ISPIAH

Islip Long Island

Thu 12/24

7:45 pm-12:26 am

2 stops29h 41m

Houston George Bush Intcntl

Thu 12/31

8:52 am-2:22 pm

1 stop28h 30m

$412

IslipHouston

ISP Islip Long Island - HOU Houston Hobby

ISPHOU

Islip Long Island

Sat 12/5

6:00 am-10:40 am

1 stop5h 40m

Houston Hobby

Mon 12/7

5:40 am-4:15 pm

1 stop9h 35m

$454
Quickest round-trip

IslipHouston

ISP Islip Long Island - HOU Houston Hobby

ISPHOU

Islip Long Island

Sat 12/5

12:45 pm-5:50 pm

1 stop6h 05m

Houston Hobby

Mon 12/7

7:30 am-4:15 pm

2 stops7h 45m

$454

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Islip, New York to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Islip, New York is on a Thursday. momondo users have found tickets for Thursday departures for as low as $380. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Monday is $484.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Islip, New York to Houston flights are usually those with departure times at noon. Our users have found flights to Houston at noon for as low as $445. Try not to purchase tickets in the afternoon because they tend to be around $523. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Islip, New York to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Houston

Best Price Found

$185

Fastest flight time

6h 45m

Direct flights

None
The best one-way flight to Houston from Islip, New York in the past 72 hours is $185. The best round-trip flight deal from Islip, New York to Houston found on momondo in the last 72 hours is $330.
The fastest flight from Islip, New York to Houston takes 6h 45m
There are no direct flights from Islip, New York to Houston. There are no popular flight routes from Islip, New York to Houston.
Search flight deals

Frequently asked questions about flying from Islip, New York to Houston

  • How far is Islip Long Island to Houston by plane?

    The straight-line distance from Islip Long Island to Houston is 1454.8 mi. Typically, this will take 6h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from Islip Long Island Airport to Houston?

    Prices for flights from Islip Long Island Airport to Houston are refreshed on a daily basis.

  • How many operators does momondo search for flights from Islip Long Island Airport to Houston?

  • How old do you have to be to fly from Islip Long Island Airport to Houston?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Islip, New York to Houston

Compare and see reviews for airlines that fly from Islip, New York to Houston with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $266Free CancellationRating
8.0
4,219 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Houston?

It is quick and easy to find Islip to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

Can I find flights from Islip to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Islip to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to Houston?

Once you have performed a search for Islip to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Islip to Houston right now. Can momondo alert me if prices change?

Price alerts on flights to Houston from Islip are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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