$102 Cheap Spirit Airlines flights from Phoenix to Houston (PHX to IAH)

Find The Best Day To Fly from Phoenix to Houston

Amazing Spirit Airlines PHX to IAH Flight Deals

The cheapest flights to George Bush Intercontinental found within the past 7 days were $165 round trip and $102 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Sep 19 - Thu, Sep 25
PHX
Phoenix
IAH
Houston
$165 Roundtrip, found 5 days ago
$165
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Fri, Sep 19 from Phoenix to Houston, returning Thu, Sep 25, priced at $165 found 5 days ago
Thu, Sep 11 - Sun, Sep 14
PHX
Phoenix
IAH
Houston
$222 Roundtrip, found 9 hours ago
$222
Roundtrip
found 9 hours ago
Select Spirit Airlines flight, departing Thu, Sep 11 from Phoenix to Houston, returning Sun, Sep 14, priced at $222 found 9 hours ago

IAH From PHX Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Palace Inn Blue Edgebrook

Palace Inn Blue Edgebrook

2.5 out of 5
Save 100% on your flight
per person
Oct 4 - Oct 11
found 2 hours ago
Roundtrip flight included
Phoenix (PHX) to Houston (IAH)
The Vibe 3bd X 4b I Downtown l Med Center I NRG Stad l Free Parking

The Vibe 3bd X 4b I Downtown l Med Center I NRG Stad l Free Parking

2 out of 5
Save 100% on your flight
per person
Oct 4 - Oct 11
found 2 hours ago
Roundtrip flight included
Phoenix (PHX) to Houston (IAH)
C. Baldwin, Curio Collection by Hilton

C. Baldwin, Curio Collection by Hilton

4 out of 5
Save 100% on your flight
per person
Oct 4 - Oct 11
found 2 hours ago
Roundtrip flight included
Phoenix (PHX) to Houston (IAH)
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Frequently asked questions

Can I catch a flight from PHX to George Bush Intercontinental Airport (IAH) right now?
For info on any present George Bush Intercontinental Airport (IAH) travel advice and quarantine requirements, visit our Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught out en route.
What terminal is Spirit Airlines at Phoenix Sky Harbor Airport?
The information printed on boarding passes can vary between airlines. If you're flying from PHX to IAH with Spirit Airlines and you can't find your terminal details, get in touch with the airline.
Are there Spirit Airlines non-stop flights from PHX to IAH?
As you can't go direct from PHX to George Bush Intercontinental Airport (IAH) with Spirit Airlines, make the most of your layover. Relax with one of your favorite drinks at a comfortable airport bar, or wander about the terminal and indulge in some retail therapy.
How long is a Spirit Airlines flight from PHX to IAH?
Bring that novel you haven't had time to read. A flight from Phoenix Sky Harbor Intl. Airport to Houston Airport with Spirit Airlines takes roughly 4 hours and 12 minutes. You'll have more than enough time to lose yourself in the gripping storyline.
How many direct and indirect flights does Spirit Airlines fly from PHX to IAH?
Spirit Airlines makes the journey from Phoenix Sky Harbor Intl. Airport to Houston Airport straightforward and as hassle-free as possible. It currently offers about 7 weekly flights on this popular route.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to IAH, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best Spirit Airlines flight from Phoenix PHX to Houston IAH 

To find the best deals on flights to Phoenix from Houston with Spirit Airlines, just enter your travel dates, filter by Spirit 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 Phoenix PHX to Houston IAH with Spirit Airlines 

If you’re planning a round trip, booking return flights with Spirit Airlines is usually the most cost-effective option. With airfares ranging from $165 to $222, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Spirit Airlines flights from Phoenix PHX to Houston IAH 

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 Spirit Airlines flight from Phoenix to Houston costs from $102. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Houston IAH from  Phoenix PHX with Spirit Airlines 

To find a cheap Spirit Airlines flight from Phoenix PHX to Houston IAH, 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 Spirit Airlines flights from Phoenix PHX to Houston IAH 

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 September, or if you book a flight with a stopover. 

 

Find nonstop flights from Phoenix PHX to Houston IAH with Spirit Airlines 

If you’re keen to be on Houston soil fast, don’t waste time with a stopover—filter your search results to show direct Spirit Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Spirit Airlines flights from Phoenix PHX to Houston IAH 

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 Houston IAH from  Phoenix PHX with Spirit 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.

Spirit Airlines Airports
Hop on a(n) Spirit Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DTWUSADetroit Metropolitan Wayne County7
FLLUSAFort Lauderdale - Hollywood Intl.7
MCOUSAOrlando Intl.6
LASUSAMcCarran Intl.6
ORDUSAO'Hare Intl.6
IAHUSAGeorge Bush Intercontinental4
DFWUSADallas-Fort Worth Intl.4
LAXUSALos Angeles Intl.3
SJUPRILuis Munoz Marin Intl.3
PHLUSAPhiladelphia Intl.2

Travelers ❤️ these 🏨 after their flight to Houston

Houston Airport Marriott at George Bush Intercontinental

Houston Airport Marriott at George Bush Intercontinental

3.5 out of 5
18700 John F Kennedy Blvd, Houston, TX
This hotel features a restaurant, an outdoor pool, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
8.6/10 Excellent! (1,719 reviews)
"Great service in bar/restaurant. Very nice staff"

Reviewed on Jul 28, 2025

Houston Airport Marriott at George Bush Intercontinental
La Quinta Inn & Suites by Wyndham Houston Bush IAH South

La Quinta Inn & Suites by Wyndham Houston Bush IAH South

3 out of 5
15510 JFK Blvd, Houston, TX
This hotel features an outdoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and free airport ...
8/10 Very Good! (683 reviews)
"Patience and understanding in a time of need"

Reviewed on Aug 2, 2025

La Quinta Inn & Suites by Wyndham Houston Bush IAH South
SpringHill Suites by Marriott Houston Intercontinental Arprt

SpringHill Suites by Marriott Houston Intercontinental Arprt

3 out of 5
15840 John F Kennedy Blvd, Houston, TX
This hotel features an outdoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and free airport ...
8.8/10 Excellent! (1,460 reviews)
"The airport shuttle was"

Reviewed on Jul 31, 2025

SpringHill Suites by Marriott Houston Intercontinental Arprt
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.