Cheap Flights from Houston George Bush Intercntl. (IAH) to Phoenix (PHXA)

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Compare Houston George Bush Intercntl. to Phoenix flight deals

Find the cheapest month or even day of the year to fly to Phoenix

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Flight deals from Houston George Bush Intercntl. to Phoenix

Looking for a cheap last-minute deal or the best return flight from Houston George Bush Intercntl. Airport to Phoenix? If you want to travel next month, return fares start from £68. Find the lowest prices on one-way and return tickets right here.

Phoenix.£47 per passenger.Departing Tue, 17 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 17 Nov, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £47, select.

Phoenix.£49 per passenger.Departing Wed, 14 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 14 Oct, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £49, select.

Phoenix.£50 per passenger.Departing Tue, 6 Oct.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Tue, 6 Oct, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £50, select.

Phoenix.£50 per passenger.Departing Wed, 9 Dec.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Wed, 9 Dec, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £50, select.

Phoenix.£50 per passenger.Departing Tue, 3 Nov.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Tue, 3 Nov, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £50, select.

Phoenix.£53 per passenger.Departing Thu, 14 Jan.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Thu, 14 Jan, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £53, select.

Phoenix.£87 per passenger.Departing Wed, 17 Mar.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Wed, 17 Mar, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £87, select.

Phoenix.£96 per passenger.Departing Sat, 19 Sep.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 19 Sep, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £96, select.

Phoenix.£102 per passenger.Departing Sat, 3 Apr.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 3 Apr, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £102, select.

Phoenix.£131 per passenger.Departing Tue, 2 Feb.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Tue, 2 Feb, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From £131, select.

Find the cheapest month to fly from Houston George Bush Intercntl. to Phoenix

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston George Bush Intercntl. to Phoenix flights are currently cheapest in November.

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Direct flights from Houston George Bush Intercntl. to Phoenix

Alternative Houston George Bush Intercntl. to Phoenix routes

Looking for the cheapest, fastest or easiest route from Houston George Bush Intercntl. to Phoenix? You could fly into the following airports instead.

Houston to Phoenix: Flight information

The things to know before you go.

Cheapest flight found	£47
Cheapest month to fly	November
Average flight time	3 hrs, 3 mins
Most popular airline	American Airlines
Average flights per week	172

Finding cheap flights from Houston George Bush Intercntl. to Phoenix: Frequently asked questions

How many airports are there in Phoenix?

There are 4 airports in Phoenix: Phoenix Sky Harbor, Phoenix Scottsdale Municipal, Phoenix-Deer Valley, and Phoenix-Mesa Gateway.

How much are return flights from Houston George Bush Intercntl. to Phoenix?

The best price we found for a return flight from Houston George Bush Intercntl. to Phoenix is £58. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Houston George Bush Intercntl. to Phoenix?

3 hours and 3 minutes is the average flight time from Houston George Bush Intercntl. to Phoenix.

Which airlines fly direct from Houston George Bush Intercntl. to Phoenix?

American Airlines, United and Air New Zealand fly direct from Houston George Bush Intercntl. to Phoenix.

How many flights are there a week from Houston George Bush Intercntl. to Phoenix?

As of September 2026, there are 172 flights per week flying from Houston George Bush Intercntl. to Phoenix.

When is the cheapest time to fly from Houston George Bush Intercntl. to Phoenix?

The cheapest month to fly from Houston George Bush Intercntl. to Phoenix is usually November.

Which is the cheapest airport to fly into in Phoenix?

If you're flying from Houston George Bush Intercntl. Airport, the cheapest airport near Phoenix is Phoenix Sky Harbor – which is 3.7 miles away from the centre of Phoenix. We've found flights into this airport from £58.

Which upcoming date is cheapest to fly from Houston George Bush Intercntl. Airport to Phoenix on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston George Bush Intercntl. Airport to Phoenix on Tuesday, 3 November 2026.

Can I get a direct flight from Houston George Bush Intercntl. Airport to Phoenix?

Yes – the average flight time is 3 hours and 3 minutes.

How can I get the best flight deal from Houston George Bush Intercntl. Airport to Phoenix?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Phoenix?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Phoenix?

In September, the average temperature is usually around 32°C. July is typically the warmest month in Phoenix, when it usually averages around 42°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 6°C. The rainiest month is August.

Which is the cheapest airline to fly from Houston George Bush Intercntl. Airport to Phoenix with?

Currently, Frontier Airlines offers the cheapest flight tickets to Phoenix.

Flying from Houston George Bush Intercontinental Airport (IAH) to Phoenix: what you need to know

Approximately 2 hours 35 minutes is how long you'll be travelling on a direct flight from Houston George Bush Intercontinental Airport to Phoenix.
Phoenix is one hour behind Houston, where Houston George Bush Intercontinental Airport is located. Phoenix observes the UTC-7 timezone.
Houston George Bush Intercontinental Airport (IAH) to Phoenix Sky Harbour International Airport (PHX) is the most traveled route, with 54 flights a week to choose from. If you prefer a later start to the day, the last flight from IAH to PHX is with Frontier Airlines at 22:51. Opt for the first departure with American Airlines at 05:30 if you want to fly out earlier.
For a relaxed start to your IAH to Phoenix flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and an hour before domestic flights is the standard rule.
Flying during a peak time like July? Public holidays and other popular periods can lead to longer queues at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.
You can book a direct Houston George Bush Intercontinental Airport to Phoenix ticket. Begin your trip at IAH and touch down at Phoenix Sky Harbour International Airport (PHX).
Popular carriers that offer direct flights from Houston George Bush Intercontinental Airport to Phoenix include:
IAH is around 21 kms (13 miles) from central Houston. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 30 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the travel time to be around 1 hour 10 minutes.
Looking for a hotel close to IAH? If you're catching an early flight from Houston George Bush Intercontinental Airport to Phoenix, these stays will put you moments from your departure gate:
When it comes to Houston George Bush Intercontinental Airport's on-time performance, 79% of flights arrive within the scheduled time frame.
IAH is located at 16930 JFK Boulevard.

How to find the cheapest flights from Houston George Bush Intercontinental Airport (IAH) to Phoenix

The best price we've found for a one-way Houston George Bush Intercontinental Airport to Phoenix flight is £47. The cheapest price for a return flight is £58. Keep in mind fares can change due to availability at the time of booking.
To pick up cheap flights from IAH to Phoenix, book early. Airlines typically offer the most competitive fares when tickets are first released.
Finding cheap tickets from Houston George Bush Intercontinental Airport to Phoenix is easier if you're flexible with your dates. Use the 'Whole month' search tool to access the best prices across every month and land a fantastic deal.
Finding a cheap flight from IAH to Phoenix is easy with Price Alerts. Simply create one of these automatic notifications and we'll notify you as soon as a new discount appears.
Find an affordable flight from Houston George Bush Intercontinental Airport to Phoenix with the help of our filters. Choose your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Phoenix

Phoenix Sky Harbour International Airport (PHX)

The distance from Phoenix Sky Harbour International Airport (PHX) to central Phoenix is roughly 5 kms (3 miles). It takes around 10 minutes to reach the centre driving.
If you're travelling by public transport, expect a journey time of around 25 minutes.
Consider staying in a hotel close to PHX if you have a late flight from Houston George Bush Intercontinental Airport to Phoenix. Settle into one of these accommodation options and skip the long transfer:
Booking your vehicle from Phoenix Sky Harbour International Airport around one week in advance of your flight from IAH to Phoenix can help you lock in the lowest rate.
The address for PHX is 3400 Sky Harbour Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

Phoenix-Mesa Gateway Airport (AZA) is roughly 32 kms (20 miles) from central Phoenix. Once you've disembarked your flight from Houston George Bush Intercontinental Airport to Phoenix, it'll take you around 30 minutes to get to the heart of the city in a ride-share or taxi.
Travelling by public transport will take around 1 hour 15 minutes.
After stepping off your IAH to Phoenix flight, unwind at a hotel near AZA. These are some great accommodation options that'll help you switch to relaxation mode:
Don't pay more than you need to. Reserving your ride two weeks before your arrival at AZA will help you save.
The address for Phoenix-Mesa Gateway Airport is 6033 S. Sossaman Rd..

Best time to go to Phoenix

March is the most popular month for flights from Houston George Bush Intercontinental Airport to Phoenix. To escape the crowds, plan your trip to Phoenix in October.
Book a Houston George Bush Intercontinental Airport to Phoenix plane ticket with a departure in July if you're eager to visit the city during its warmest month. Expect temperatures to range from 27ºC to 45ºC.
If you like travelling in cooler conditions, search for a cheap ticket from IAH to Phoenix in January when temperatures average between 4ºC and 21ºC.

More about Phoenix

Start your Phoenix trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Houston George Bush Intercontinental Airport to Phoenix, explore our selection of accommodation options including:
There are so many things to do and see in this city it can be hard to figure out where to start. Yayoi Kusama Fireflies Infinity Mirror Room, Camelback Mountain and Heard Museum are top sights which should be on every Phoenix itinerary.

Explore more of the United States

You've done Phoenix, now it's time to discover other parts of the United States. Travel around 483 kms (300 miles) west to San Diego to tick off its popular sights. From San Diego Zoo to San Diego Balboa Park and USS Midway Museum, you'll have a full itinerary ahead.
If you're interested in discovering another major stop in the United States, head for Las Vegas, roughly 418 kms (260 miles) northwest of Phoenix. Ciudad del Pecado o Las Vegas, Las Vegas Strip and Fountains of Bellagio are among its highlights.