C$45 Cheap Flights from Phoenix (PHXA) to Houston (HOUA)

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Flight deals from Phoenix to Houston

Looking for a cheap last-minute deal or the best return flight from Phoenix to Houston? If you want to travel next month, return fares start from C$88. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Phoenix to Houston

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

Which airlines fly from Phoenix to Houston?

Phoenix to Houston: Flight information

The things to know before you go.
Cheapest flight foundC$45
Cheapest month to flyApril
Average flight time2 hrs, 36 mins
Most popular airlineSouthwest Airlines
Average flights per week300

Finding cheap flights from Phoenix to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a return flight from Phoenix to Houston is C$88. 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.
2 hours and 35 minutes is the average flight time from Phoenix to Houston.
Southwest Airlines, American Airlines and United fly direct from Phoenix to Houston.
As of March 2026, there are 316 flights per week flying from Phoenix to Houston.
The cheapest month to fly from Phoenix to Houston is usually April.
If you're flying from Phoenix, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from C$88.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Houston on Saturday, April 18, 2026.
Yes – the average flight time is 2 hours and 35 minutes.
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 Houston 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.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 16°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
The cheapest airline that flies to Houston is Frontier Airlines .

Travelling from Phoenix to Houston: what you need to know

  • Your next great adventure starts at one of Phoenix's main airports, Phoenix Sky Harbour International Airport (PHX) or Phoenix-Mesa Gateway Airport (AZA). Check out your options for booking a flight from Phoenix to Houston taking off from either of these.

  • George Bush Intercontinental Airport (IAH) and William P. Hobby Airport (HOU) are the chief entry points to Houston.

  • The average length of a direct flight from Phoenix to Houston is 2 hours 32 minutes. Houston's timezone is UTC-5, making Houston 2 hours ahead of Phoenix.

  • With 88 weekly flights between the two airports, Phoenix Sky Harbour International Airport (PHX) to George Bush Intercontinental Airport (IAH) is the most popular route. Hop on the first flight from Phoenix to Houston with American Airlines at 00:20. If you'd like to get more out of your day before you fly, the last flight from PHX to IAH is with American Airlines at 20:34.

  • To ensure you get on your flight from Phoenix to Houston, allow plenty of time for things like check-in and baggage drop. Arriving two hours before international departures and an hour before domestic flights is the general travel rule.

  • Travelling during a peak period like public or school holidays? Expect longer lines at check-in and security. Give yourself extra leeway and arrive up to four hours before international flights and two hours ahead of domestic departures.

  • You don't need a visa or passport to travel within United States. You will need a valid identity document though, like an ID card or driver's licence. Put them on your packing list after booking your cheap flights from Phoenix to Houston.

Flying from Phoenix

Phoenix Sky Harbour International Airport (PHX)

  • Set out from Phoenix Sky Harbour International Airport (PHX) on a nonstop flight from Phoenix to Houston. From PHX, you can fly straight to George Bush Intercontinental Airport (IAH).

  • Choose from a variety of airlines offering direct flights from Phoenix to Houston leaving from PHX. Book your seat with one of these:

  • We make it a cinch to find a flight from Phoenix to Houston with a stopover. To see all your options departing from Phoenix Sky Harbour International Airport, uncheck 'Direct flights only.' Then, simply choose a flight offering a stop long enough to tour your chosen city. Some popular stopovers include:

    • Austin-Bergstrom International Airport (AUS)

    • San Antonio International Airport (SAT)

    • El Paso International Airport (ELP)

  • Travelling from central Phoenix to PHX takes around 34 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 8 kilometres in 11 minutes or so, depending on traffic conditions.

  • After a relaxed start to your vacation? Stay near Phoenix Sky Harbour International Airport. Whether you're catching an early flight from Phoenix to Houston or just don't like being rushed, these hotels are ideal:

Arriving in Houston

George Bush Intercontinental Airport (IAH)

William P. Hobby Airport (HOU)

  • After your flight from Phoenix to Houston has hit the runway, you can make your way to the city centre in around 22 minutes by car. Central Houston is approximately 19 kilometres from William P. Hobby Airport (HOU).

  • You can also opt for public transport, which will take about 1 hour and 42 minutes.

  • There are some comfortable stays to drop your things at near HOU. Kick back after your flight from Phoenix to Houston at one of these well-located options:

How to find the cheapest flights from Phoenix to Houston

  • The cheapest price we've seen for a one-way ticket from Phoenix to Houston is C$45. For a return flight on this route, the best price is C$88. Depending on how early you book and the availability, these fares can change.

  • To score cheap flights from Phoenix to Houston, reserve your journey 9 months ahead of your departure date.

  • Schedule your trip for May. That's the cheapest month for tickets from Phoenix to Houston. If you're flexible with your dates, use the 'Whole month' tool to see the lowest price across each month.

  • Locking in a cheap ticket from Phoenix to Houston is easy with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as the price has fallen.

  • Use filters to tailor your flights from Phoenix to Houston. Enter your ideal departure and arrival times, number of stops and airlines. Alternatively, sort your results by 'Cheapest' to see the best deals.

Best time to go to Houston

  • July is the busiest month for flights from Phoenix to Houston. To skip the crowds, head to Houston in February.

  • Schedule your flight from Phoenix to Houston for August if you want to visit the city during its warmest month. You can expect temperatures in Houston to range from 24ºC to 40ºC.

  • Look for cheap flights from Phoenix to Houston in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 5ºC and 19ºC on average.

More about Houston

  • When it comes to searching for somewhere to lay your head, you'll find the most popular stays in Houston right here. Explore these options once you've booked your flight from Phoenix to Houston:

  • All great adventures should include a little sightseeing. The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park are must-do's during your Houston adventure.

Complete your Houston trip with a car rental

  • Finding you a cheap flight from Phoenix to Houston isn't the only trick up our sleeve. Check out our car rentals in Houston and travel at your own pace. We find deals from trusted car rental providers and put them all in one place. Instantly compare rates and then book with no fees.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.