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£136 Cheap Flights from Phoenix (PHX) to Houston (IAH)

View £136 flight on Wed, 13 Jan 2027Opens in a new window

Flight 1

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

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

Prices were available within the past 7 days and start at £136 for one-way flights and £286 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, 12 Dec - Mon, 14 Dec
PHX
Phoenix
IAH
Houston
£286 Return, found 1 day ago
£286
Return
found 1 day ago
Select JetBlue Airways flight, departing Sat, 12 Dec from Phoenix to Houston, returning Mon, 14 Dec, priced at £286 found 1 day ago
JetBlue Airways
Fri, 13 Nov - Sun, 15 Nov
PHX
Phoenix
IAH
Houston
£303 Return, found 5 hours ago
£303
Return
found 5 hours ago
Select JetBlue Airways flight, departing Fri, 13 Nov from Phoenix to Houston, returning Sun, 15 Nov, priced at £303 found 5 hours ago
American Airlines
Sat, 26 Sept - Sat, 3 Oct
PHX
Phoenix
IAH
Houston
£320 Return, found 1 hour ago
£320
Return
found 1 hour ago
Select American Airlines flight, departing Sat, 26 Sept from Phoenix to Houston, returning Sat, 3 Oct, priced at £320 found 1 hour ago
JetBlue Airways
Fri, 13 Nov - Sun, 15 Nov
PHX
Phoenix
IAH
Houston
£321 Return, found 5 hours ago
£321
Return
found 5 hours ago
Select JetBlue Airways flight, departing Fri, 13 Nov from Phoenix to Houston, returning Sun, 15 Nov, priced at £321 found 5 hours ago
American Airlines
Sat, 26 Sept - Sat, 3 Oct
PHX
Phoenix
IAH
Houston
£327 Return, found 1 hour ago
£327
Return
found 1 hour ago
Select American Airlines flight, departing Sat, 26 Sept from Phoenix to Houston, returning Sat, 3 Oct, priced at £327 found 1 hour ago
American Airlines
Sat, 26 Sept - Sat, 3 Oct
PHX
Phoenix
IAH
Houston
£329 Return, found 1 hour ago
£329
Return
found 1 hour ago
Select American Airlines flight, departing Sat, 26 Sept from Phoenix to Houston, returning Sat, 3 Oct, priced at £329 found 1 hour ago
American Airlines
Sat, 26 Sept - Sat, 3 Oct
PHX
Phoenix
IAH
Houston
£334 Return, found 1 hour ago
£334
Return
found 1 hour ago
Select American Airlines flight, departing Sat, 26 Sept from Phoenix to Houston, returning Sat, 3 Oct, priced at £334 found 1 hour ago
Alaska Airlines
Sat, 24 Oct - Sat, 31 Oct
PHX
Phoenix
IAH
Houston
£340 Return, found 2 days ago
£340
Return
found 2 days ago
Select Alaska Airlines flight, departing Sat, 24 Oct from Phoenix to Houston, returning Sat, 31 Oct, priced at £340 found 2 days ago
Delta
Sat, 26 Sept - Sat, 3 Oct
PHX
Phoenix
IAH
Houston
£345 Return, found 1 hour ago
£345
Return
found 1 hour ago
Select Delta flight, departing Sat, 26 Sept from Phoenix to Houston, returning Sat, 3 Oct, priced at £345 found 1 hour ago
United
Sat, 26 Sept - Sat, 3 Oct
PHX
Phoenix
IAH
Houston
£364 Return, found 1 hour ago
£364
Return
found 1 hour ago
Select United flight, departing Sat, 26 Sept from Phoenix to Houston, returning Sat, 3 Oct, priced at £364 found 1 hour ago

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

September is typically the cheapest month to fly

From £80 - £131 per traveller.

Frequently asked questions

How much does a flight from Phoenix, AZ (PHX) to Houston, TX (IAH) cost?
You can find one-way and return flights from Phoenix, AZ (PHX) to Houston, TX (IAH) with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when PHX to IAH ticket fares go up or down.
What is the cheapest month to fly from Phoenix, AZ (PHX) to Houston, TX (IAH)?
The cheapest months to fly from Phoenix, AZ (PHX) to Houston, TX (IAH) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Phoenix, AZ (PHX) to Houston, TX (IAH)?
Enter PHX to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Phoenix, AZ (PHX) to Houston, TX (IAH)?
To find a cheap flight from Phoenix, AZ (PHX) to Houston, TX (IAH), 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 time to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The cheapest months to fly from Phoenix Sky Harbor International Airport (PHX) to Houston George Bush Intercontinental (IAH) are typically February and October, with average return flights around £189. However, the most popular months for this route are March and July, meaning you'll find plenty of flight options during those times. If you're looking for the best balance of price and availability, you might consider flying in February or October for more budget-friendly options, or in March or July if having a wide selection of flights is your top priority.
What is the earliest flight from Phoenix, AZ (PHX) to Houston, TX (IAH)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Phoenix, AZ (PHX) to Houston, TX (IAH). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Flying nonstop from PHX to IAH takes around 2 hours 50 minutes, with the route covering approximately 1,621 kilometers. Flights with a layover typically take 4 hours 10 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 Phoenix, AZ (PHX) to Houston, TX (IAH)?
Select the "Business class" and "First class" filters when looking for Phoenix, AZ (PHX) to Houston, TX (IAH) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Phoenix, AZ (PHX) to Houston, TX (IAH) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX) to Houston, TX (IAH) 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.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX) to Houston, TX (IAH) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX) to Houston, TX (IAH) 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 Phoenix, AZ (PHX) to Houston, TX (IAH) flight and hotel package?
Securing a Phoenix, AZ (PHX) to Houston, TX (IAH) 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 Phoenix, AZ (PHX) to Houston, TX (IAH)?
If you booked your Phoenix, AZ (PHX) to Houston, TX (IAH) 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
Sky Harbor Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£285
Distance
1611 km
Average flight time
4 hours 42 mins

Book with confidence

Compare flights from Phoenix to Houston easily and book with confidence

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

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 Sky Harbor Intl. (PHX) to George Bush Intercontinental (IAH)

The easiest way to view the best deals on flights from Phoenix to Houston 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 Sky Harbor Intl. to George Bush Intercontinental start at just £286 and range up to £364.  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Sky Harbor Intl. to George Bush Intercontinental 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 Phoenix to Houston easily and book with confidence

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*Available to Expedia members.