![](https://images.trvl-media.com/media/content/shared/images/travelguides/tvly/flight-desktop.jpg?impolicy=fcrop&w=900&h=225&q=mediumHigh)
$86 Cheap Frontier Airlines flights from Houston to Islip (IAH to ISP)
Find The Best Day To Fly from Houston to Islip
Amazing Frontier Airlines IAH to ISP Flight Deals
The cheapest flights to MacArthur found within the past 7 days were $153 round trip and $86 one way. Prices and availability subject to change. Additional terms may apply.
ISP From IAH Economy Coach Packages on Similar Airlines
![The Knickerbocker Hotel](https://images.trvl-media.com/lodging/10000000/9600000/9593800/9593707/c810f3f4_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh)
![The Westin New York Grand Central](https://images.trvl-media.com/lodging/6000000/5450000/5445500/5445478/52232f83_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh)
![The Towers at Lotte New York Palace](https://images.trvl-media.com/lodging/5000000/4200000/4195300/4195208/d9148611_y.jpg?impolicy=fcrop&w=900&h=506&q=mediumHigh)
Discover our best Frontier Airlines flight from Houston IAH to Islip ISP
To find the best deals on flights to Houston from Islip with Frontier Airlines, just enter your travel dates, filter by Frontier Airlines, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Houston IAH to Islip ISP with Frontier Airlines
If you’re planning a round trip, booking return flights with Frontier Airlines is usually the most cost-effective option. With airfares ranging from $153 to $170, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way Frontier Airlines flights from Houston IAH to Islip ISP
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Frontier Airlines flight from Houston to Islip costs from $86. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Islip ISP from Houston IAH with Frontier Airlines
To find a cheap Frontier Airlines flight from Houston IAH to Islip ISP, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on Frontier Airlines flights from Houston IAH to Islip ISP
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as July, or if you book a flight with a stopover.
Find nonstop flights from Houston IAH to Islip ISP with Frontier Airlines
If you’re keen to be on Islip soil fast, don’t waste time with a stopover—filter your search results to show direct Frontier Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for Frontier Airlines flights from Houston IAH to Islip ISP
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Islip ISP from Houston IAH with Frontier Airlines on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
DEN | USA | Denver Intl. | 13 |
MCO | USA | Orlando Intl. | 7 |
CUN | MEX | Cancun Intl. | 6 |
GDL | MEX | Don Miguel Hidalgo y Costilla Intl. | 5 |
PHL | USA | Philadelphia Intl. | 2 |
ORD | USA | O'Hare Intl. | 2 |
MIA | USA | Miami Intl. | 1 |
LAS | USA | McCarran Intl. | 1 |
MEX | MEX | Mexico City Intl. | 1 |
LAX | USA | Los Angeles Intl. | 1 |
Travelers ❤️ these 🏨 after their flight to Islip
![Clarion Hotel & Conference Center](https://images.trvl-media.com/lodging/1000000/20000/14500/14438/ac41a0e3_y.jpg?impolicy=fcrop&w=420&h=224&q=medium)
Reviewed on May 26, 2024
![La Quinta Inn & Suites by Wyndham Islip - MacArthur Airport](https://images.trvl-media.com/lodging/2000000/1490000/1487200/1487110/2904a15a_y.jpg?impolicy=fcrop&w=420&h=224&q=medium)
Reviewed on Jun 13, 2024
![Hilton Garden Inn Islip/MacArthur Airport](https://images.trvl-media.com/lodging/1000000/970000/966200/966117/4f1d0e07_y.jpg?impolicy=fcrop&w=420&h=224&q=medium)
Reviewed on Jun 8, 2024
Top Frontier Airlines Flight Routes from ISP
Domestic
- Philadelphia to Orlando (PHL - MCO)
- Chicago to Las Vegas (ORD - LAS)
- San Francisco to Las Vegas (SFO - LAS)
- Trenton to Orlando (TTN - MCO)
- Los Angeles to Las Vegas (LAX - LAS)
- New York to Fort Lauderdale (LGA - FLL)
- Dallas to Cancun (DFW - CUN)
- Dallas to Las Vegas (DFW - LAS)
- New York to Las Vegas (LGA - LAS)
- San Francisco to New York (SFO - LGA)
International
- Dallas to Las Vegas (DFW - LAS)
- New York to San Francisco (LGA - SFO)
- Los Angeles to Las Vegas (LAX - LAS)
- Orlando to San Juan (MCO - SJU)
- San Francisco to New York (SFO - LGA)
- New York to Orlando (LGA - MCO)
- Newark to San Juan (EWR - SJU)
- New York to Las Vegas (LGA - LAS)
- New York to San Juan (JFK - SJU)
- Orlando to San Juan (MCO - SJU)