$70 Cheap Flights from Houston (HOU) to Phoenix (PHX)

View $70 flight on Sat, Oct 4, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Phoenix Sky Harbor Intl. Airport (PHX)

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Today's featured flight deals from Houston William Hobby Airport (HOU) to Phoenix Sky Harbor Intl. Airport (PHX)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Houston to Phoenix (HOU-PHX)

Prices were available within the past 7 days and start at $70 for one-way flights and $139 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Sep 3 - Wed, Sep 10
HOU
Houston
PHX
Phoenix
$139 Roundtrip, found 8 hours ago
$139
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Wed, Sep 3 from Houston to Phoenix, returning Wed, Sep 10, priced at $139 found 8 hours ago
Southwest Airlines
Wed, Aug 27 - Sat, Aug 30
HOU
Houston
PHX
Phoenix
$154 Roundtrip, found 21 hours ago
$154
Roundtrip
found 21 hours ago
Select Southwest Airlines flight, departing Wed, Aug 27 from Houston to Phoenix, returning Sat, Aug 30, priced at $154 found 21 hours ago
Southwest Airlines
Thu, Oct 23 - Wed, Oct 29
HOU
Houston
PHX
Phoenix
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Oct 23 from Houston to Phoenix, returning Wed, Oct 29, priced at $157 just found

Find the cheapest month to fly from Houston (HOU) to Phoenix (PHX)

April is typically the cheapest month to fly

From $65 - $427 per traveler.

Graph displaying average flight prices per month

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $173
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $173
0
Flights from Houston (IAH) to Phoenix (PHX)
Origin airport
George Bush Intercontinental
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$133
Distance
1006 mi

Houston to Phoenix Flights

The cheapest times to fly from Houston to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Phoenix are during the month of September. You can find some of the cheapest flights from Houston to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Phoenix

Sunday is one of the best days to book for cheap flights from Houston to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX) cost?
Cheap return fares from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX) start from $133. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines and Frontier Airlines flight leaving HOU on August 16 2025 and touching down at PHX. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from HOU to PHX?
The cheapest flights from HOU to PHX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
You can fly nonstop from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX) on a Southwest Airlines flight.
What is the cheapest airline that flies from HOU to PHX?
At the moment, the cheapest airline offering one-way flights from HOU to PHX is Southwest Airlines. You can jet off on this route from $70. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from HOU on October 4 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
Each day on average, 5 direct flights take off from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX). Select the departure date that best suits your travel plans.
What are the most popular departure times for flights from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
The 8 AM departures from HOU to PHX are typically the busiest. Prices can be higher for these popular slots. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from HOU to PHX?
If you jet off on a Thursday, you'll get the biggest range of choices for flights from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX).
What is the earliest flight from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
Hop on the earliest flight at around 6:20AM UTC-6, departing from William P. Hobby Airport (HOU). You'll be in the air for around 3h, touching down at Sky Harbor Intl. Airport (PHX) at approximately 8:20AM UTC-7.
How long does it take to fly from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
The average flight time from HOU to PHX is 3 hours, covering a total distance of 1,000 mi.
What airline has the least delays from HOU to PHX?
Southwest Airlines has the strongest track record for on-time direct flights from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX), with an on-time score of 83%. Use the Expedia App to view your journey status before you go and get real-time updates about any changes.
What is the best time to fly from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
To touch down at Sky Harbor Intl. Airport (PHX) on time, book a flight that leaves William P. Hobby Airport (HOU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phoenix from William P. Hobby Airport (HOU)?
If you're on a direct flight from William P. Hobby Airport (HOU) to Phoenix, Sky Harbor Intl. Airport (PHX) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX) last-minute?
Last-minute bookings from HOU to PHX are typically more expensive. For the best prices, start searching for flights well ahead of time. That being said, if your travel plans are flexible, you may land a cheap ticket right before your journey.
Is it cheaper to book a HOU to PHX flight and hotel package?
Securing a HOU to PHX flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Sky Harbor Intl. Airport (PHX)?
It's generally possible to reschedule or cancel your HOU to PHX flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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Phoenix nearby Airports

Mesa

Houston to Phoenix - Mesa Gateway
$331.77
Houston nearby Airports

Houston

George Bush Intercontinental to Phoenix
$133.36
*Available to One Key members.