£124 Cheap Flights from Houston (IAH) to Phoenix (PHX)

View £124 flight on Sat, 16 May 2026Opens in a new window

Flight 1

Popular airlines from George Bush Intercontinental Airport (IAH) to Sky Harbor International Airport (PHX)

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Cheap Flights from Houston (IAH) to Phoenix (PHX)

Prices were available within the past 7 days and start at £124 for one-way flights and £379 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 7 May - Sun, 10 May
IAH
Houston
PHX
Phoenix
£379 Return, found 1 day ago
£379
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 7 May from Houston to Phoenix, returning Sun, 10 May, priced at £379 found 1 day ago
Alaska Airlines
Tue, 9 Jun - Fri, 12 Jun
IAH
Houston
PHX
Phoenix
£388 Return, found 1 day ago
£388
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 9 Jun from Houston to Phoenix, returning Fri, 12 Jun, priced at £388 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
IAH
Houston
PHX
Phoenix
£389 Return, found 3 days ago
£389
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Houston to Phoenix, returning Wed, 27 May, priced at £389 found 3 days ago
JetBlue Airways
Tue, 9 Jun - Fri, 12 Jun
IAH
Houston
PHX
Phoenix
£392 Return, found 1 day ago
£392
Return
found 1 day ago
Select JetBlue Airways flight, departing Tue, 9 Jun from Houston to Phoenix, returning Fri, 12 Jun, priced at £392 found 1 day ago
Alaska Airlines
Tue, 2 Jun - Wed, 3 Jun
IAH
Houston
PHX
Phoenix
£405 Return, found 2 days ago
£405
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 2 Jun from Houston to Phoenix, returning Wed, 3 Jun, priced at £405 found 2 days ago
JetBlue Airways
Wed, 20 May - Wed, 27 May
IAH
Houston
PHX
Phoenix
£408 Return, found 3 days ago
£408
Return
found 3 days ago
Select JetBlue Airways flight, departing Wed, 20 May from Houston to Phoenix, returning Wed, 27 May, priced at £408 found 3 days ago
JetBlue Airways
Fri, 1 May - Sun, 3 May
IAH
Houston
PHX
Phoenix
£411 Return, found 1 day ago
£411
Return
found 1 day ago
Select JetBlue Airways flight, departing Fri, 1 May from Houston to Phoenix, returning Sun, 3 May, priced at £411 found 1 day ago
JetBlue Airways
Sat, 23 May - Thu, 28 May
IAH
Houston
PHX
Phoenix
£419 Return, found 1 day ago
£419
Return
found 1 day ago
Select JetBlue Airways flight, departing Sat, 23 May from Houston to Phoenix, returning Thu, 28 May, priced at £419 found 1 day ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
IAH
Houston
PHX
Phoenix
£422 Return, found 3 days ago
£422
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Houston to Phoenix, returning Wed, 27 May, priced at £422 found 3 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
IAH
Houston
PHX
Phoenix
£426 Return, found 3 days ago
£426
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Houston to Phoenix, returning Wed, 27 May, priced at £426 found 3 days ago

Frequently asked questions

How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
One-way flights typically cost between £148 and £994 and return flights often range between £513 and £1,294. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
January is typically the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.), with average return fares of approximately £357. This is about 14% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights tends to decrease. Other cheap months to fly from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) include September and October.
Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter IAH to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) will differ from traveller to traveller. If you like to fly early, F9 offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. AA offers the most daily flights from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) is typically September. This month offers a great balance, as it's one of the cheapest times to fly with average return fares around £357, and it's also a popular month for travel, meaning you'll find plenty of flight options. January is also a cheap month, but September gives you the added benefit of high flight availability. This information is based on booking data from the past year.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are approximately 12 nonstop flights per day from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.). For even more choice, look at flights that include layovers, as there are around 96 connecting flights per day. Some common connection points include Dallas-Fort Worth Intl. (DFW), Seattle - Tacoma Intl. (SEA), and Denver Intl. (DEN).
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in January and December. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll typically find the most flights from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) on a Friday, with around 71 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines. Flight options on Friday are notably more than other days of the week.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) are in the early morning, from 6am to 9am. About 30% of passengers prefer this time. Many major carriers, including Frontier Airlines, American Airlines and Delta Air Lines, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive in Phoenix with plenty of time to spare.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Flying nonstop from IAH to PHX takes around 3 hours, with the route covering approximately 1,007 miles. Flights with a layover typically take 4 hours 50 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Select the "Business class" and "First class" filters when looking for IAH to PHX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A non-stop, one-way business class flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) is usually around £675 - £966. You may also be able to find a cheaper business class journey between Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Anaa (AAA) (AAA) to Toronto, ON (YYZ-Pearson Intl.) (YYZ) if you opt for a connecting flight.
How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from George Bush Intercontinental (IAH)?
From George Bush Intercontinental (IAH), you can fly directly into Sky Harbor Intl. (PHX) to reach Phoenix. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Dallas-Fort Worth Intl. (DFW), Portland Intl. (PDX) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays 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 Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Sky Harbor Intl.
Return price
£378
Distance
1611 km
Average flight time
1 hour 3 mins

Book with confidence

Compare flights from Houston to Phoenix easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to Phoenix. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Sky Harbor Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from George Bush Intercontinental to Sky Harbor Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from George Bush Intercontinental (IAH) to Sky Harbor Intl. (PHX)

The easiest way to view the best deals on flights from Houston to Phoenix today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from George Bush Intercontinental to Sky Harbor Intl. start at just £379 and range up to £426.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Houston and Phoenix
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Houston to Phoenix flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from George Bush Intercontinental to Sky Harbor Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Houston to Phoenix easily and book with confidence

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