IAH - ISP

$88 Find Cheap Flights from Houston George Bush Airport to Islip

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from George Bush Intcntl to Islip departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Islip

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Houston to Islip, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Houston to Islip, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$183
Frontier
Sat 1/10Tue 1/13
IAH - ISP • 1 stop
Cheapest one-way
$88
Frontier
Sat 1/10
IAH - ISP • 1 stop
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We hope you love your trip to Islip!
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Flight Deals

Cheap Flights from George Bush Intcntl to Islip (IAH-ISP)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from George Bush Intcntl to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from George Bush Intcntl to Islip

Sat, Jan 10 - Tue, Jan 13
Frontier Logo
8:13 pm - 7:45 pm
IAH
-
ISP
22h 32m1 stop
Frontier Logo
8:00 am - 6:39 pm
ISP
-
IAH
11h 39m1 stop
$183Frontier
Thu, Jan 15 - Mon, Jan 19
Frontier Logo
12:41 pm - 7:50 pm
IAH
-
ISP
6h 09m1 stop
Frontier Logo
8:54 pm - 9:57 pm
ISP
-
IAH
26h 03m1 stop
$202Frontier
Wed, Jan 14 - Sun, Jan 18
Frontier Logo
8:16 pm - 7:03 pm
IAH
-
ISP
21h 47m1 stop
Frontier Logo
1:42 pm - 4:07 pm
ISP
-
IAH
27h 25m1 stop
$218Frontier
Fri, Jan 30 - Sun, Feb 1
Frontier Logo
11:08 am - 6:38 pm
IAH
-
ISP
6h 30m1 stop
Frontier Logo
9:25 am - 5:23 pm
ISP
-
IAH
8h 58m1 stop
$252Frontier
Fri, Jan 9 - Sun, Jan 11
Frontier Logo
8:13 pm - 7:08 pm
IAH
-
ISP
21h 55m1 stop
Frontier Logo
8:40 pm - 5:15 pm
ISP
-
IAH
21h 35m1 stop
$253Frontier
Tue, Dec 30 - Fri, Jan 2
Frontier Logo
9:34 pm - 4:37 pm
IAH
-
ISP
18h 03m1 stop
Frontier Logo
6:00 am - 8:35 am
ISP
-
IAH
27h 35m1 stop
$268Frontier
Fri, Jan 16 - Sun, Jan 18
Frontier Logo
4:50 pm - 10:46 pm
IAH
-
ISP
28h 56m1 stop
Frontier Logo
8:45 pm - 4:07 pm
ISP
-
IAH
20h 22m1 stop
$287Frontier
Thu, Mar 12 - Mon, Mar 16
Frontier Logo
9:15 pm - 12:47 pm
IAH
-
ISP
14h 32m1 stop
Frontier Logo
1:42 pm - 8:40 am
ISP
-
IAH
19h 58m1 stop
$321Frontier
Tue, Dec 30 - Fri, Jan 2
Frontier Logo
9:34 pm - 4:37 pm
IAH
-
ISP
18h 03m1 stop
Frontier Logo
6:00 am - 8:35 am
ISP
-
IAH
27h 35m1 stop
$323Frontier
Mon, Dec 29 - Fri, Jan 2
Frontier Logo
9:34 pm - 11:25 am
IAH
-
ISP
12h 51m1 stop
Frontier Logo
6:00 am - 8:35 am
ISP
-
IAH
27h 35m1 stop
$339Frontier
Booking Insights

Good to know

Cheapest flight$88
Flight from Houston George Bush Airport to Islip

When to book flights from George Bush Intcntl to Islip

Are your dates flexible? Find out the best times to travel from George Bush Intcntl to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Houston George Bush Airport to Islip flights

  • What is the cheapest flight from Houston George Bush Intcntl Airport to Islip?

    In the last 3 days, the lowest price for a flight from Houston George Bush Intcntl Airport to Islip was $88 for a one-way ticket and $183 for a round-trip.

  • Do I need a passport to fly between Houston George Bush Airport and Islip?

    No, a passport isn't needed to fly from Houston George Bush Airport to Islip. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Houston George Bush Airport to Islip?

    When flying out of Houston George Bush Airport you will be using Houston George Bush Intcntl. You will be landing at Islip, also known as Islip Long Island.

  • Which aircraft models fly most regularly from Houston George Bush Airport to Islip?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Houston George Bush Airport to Islip?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Houston George Bush Airport to Islip.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Houston George Bush Airport to Islip?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Houston George Bush Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Houston George Bush Airport to Islip?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Houston George Bush Airport with another airline. Booking your flights between Houston George Bush Airport and ISP can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Houston George Bush Airport to Islip?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Houston George Bush Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from George Bush Intcntl to Islip

Information on your arrival and departure airports

Houston George Bush Airport (IAH)
Islip (ISP)