Cheap flights from Phoenix to Houston

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Compare Phoenix to Houston flight deals

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Flight deals from Phoenix to Houston

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix to Houston? If you want to travel next month, round-trip fares start from $98. Find the lowest prices on one-way and round-trip tickets right here.

Houston.$86 per passenger.Departing Thu, Nov 19, returning Fri, Dec 11.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Nov 19, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Fri, Dec 11, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $86, select.

Houston.$91 per passenger.Departing Tue, Jan 26, returning Tue, Feb 9.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Tue, Jan 26, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Tue, Feb 9, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $91, select.

Houston.$98 per passenger.Departing Wed, Dec 9, returning Tue, Dec 15.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Dec 9, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Tue, Dec 15, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $98, select.

Houston.$98 per passenger.Departing Wed, Dec 16, returning Wed, Jan 6.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Dec 16, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Wed, Jan 6, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $98, select.

Houston.$100 per passenger.Departing Tue, Jan 5, returning Sat, Jan 9.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Tue, Jan 5, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Sat, Jan 9, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $100, select.

Houston.$102 per passenger.Departing Mon, Nov 23, returning Wed, Nov 25.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Mon, Nov 23, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Wed, Nov 25, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $102, select.

Houston.$104 per passenger.Departing Wed, Jan 6, returning Sun, Jan 10.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Wed, Jan 6, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Sun, Jan 10, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $104, select.

Houston.$104 per passenger.Departing Tue, Feb 9, returning Sat, Feb 13.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Tue, Feb 9, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Sat, Feb 13, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $104, select.

Houston.$106 per passenger.Departing Fri, Dec 4, returning Tue, Dec 8.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Fri, Dec 4, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Tue, Dec 8, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $106, select.

Houston.$108 per passenger.Departing Wed, Dec 16, returning Wed, Jan 6.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Wed, Dec 16, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Wed, Jan 6, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

Houston.$108 per passenger.Departing Tue, Feb 23, returning Tue, Mar 2.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Tue, Feb 23, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Tue, Mar 2, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

Houston.$108 per passenger.Departing Sat, Feb 20, returning Sat, Feb 27.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, Feb 20, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Sat, Feb 27, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $108, select.

Houston.$195 per passenger.Departing Fri, Nov 27, returning Sun, Feb 28.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Fri, Nov 27, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Sun, Feb 28, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $195, select.

Houston.$288 per passenger.Departing Sat, Mar 6, returning Wed, Mar 10.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, Mar 6, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Wed, Mar 10, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $288, select.

Houston.$376 per passenger.Departing Tue, Apr 13, returning Tue, Apr 20.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Tue, Apr 13, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departing from Houston Hobby on Tue, Apr 20, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $376, select.

Houston.$377 per passenger.Departing Sat, Mar 27, returning Sat, Apr 3.Round-trip flight with United.Outbound direct flight with United departing from Phoenix Sky Harbor on Sat, Mar 27, arriving in Houston George Bush Intercntl..Inbound direct flight with United departing from Houston George Bush Intercntl. on Sat, Apr 3, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $377, select.

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 December.

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Direct flights from Phoenix to Houston

Alternative Phoenix to Houston routes

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

Phoenix to Houston: Flight information

The things to know before you go.

Cheapest flight found	$86
Cheapest month to fly	November
Average flight time	2 hrs, 37 mins
Most popular airline	Southwest Airlines
Average flights per week	216

Finding cheap flights from Phoenix to Houston: Frequently asked questions

How many airports are there in Houston?

There are 3 airports in Houston: Houston Hobby, Houston George Bush Intercntl. and Houston Ellington Field.

How much are round-trip flights from Phoenix to Houston?

The best price we found for a round-trip flight from Phoenix to Houston is $86. 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 Phoenix to Houston?

2 hours and 36 minutes is the average flight time from Phoenix to Houston.

Which airlines fly direct from Phoenix to Houston?

Southwest Airlines, American Airlines and United fly direct from Phoenix to Houston.

How many flights are there a week from Phoenix to Houston?

There are 216 flights per week flying from Phoenix to Houston, as of November 2026.

When is the cheapest time to fly from Phoenix to Houston?

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

What's the cheapest airport to fly to in Houston?

If you're flying from Phoenix, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 24.9 km away from the center of Houston. We've found flights to this airport from $86.

Which upcoming date is cheapest to fly from Phoenix to Houston on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Houston on Thursday, November 19, 2026.

Can I get a direct flight from Phoenix to Houston?

Yes – the average flight time is 2 hours and 36 minutes.

How can I get the best flight deal from Phoenix to Houston?

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.

When is the best time to book flights to Houston?

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.

What’s the weather like in Houston?

In November, the average temperature is usually around 18°C. July is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in October. The coldest month is January, with temperatures averaging 8°C. The rainiest month is May.

Which is the cheapest airline to fly with from Phoenix to Houston?

The cheapest airline that flies to Houston is Frontier Airlines.

Traveling from Phoenix to Houston: what you need to know

Kick off your travels at one of Phoenix's main airports, Phoenix Sky Harbor Airport (PHX) or Phoenix-Mesa Gateway Airport (AZA). Check out your options for booking a flight from Phoenix to Houston departing from either of these.
When it comes to landing in Houston, Houston George Bush Intercntl. Airport (IAH) is a major hub. Houston Hobby Airport (HOU) is another.
Around 2 hours 35 minutes is how long you'll be traveling on a direct Phoenix to Houston flight.
The timezone in Houston is UTC-6, which is one hour ahead of Phoenix.
Phoenix Sky Harbor Airport (PHX) to Houston George Bush Intercntl. Airport (IAH) is the most popular route that connects these two cities. There are 57 weekly departures to choose from. If you have things to do before leaving, the last flight from Phoenix to Houston is with United Airlines at 23:59. Go for the first PHX to IAH departure with Frontier Airlines at 05:15 to make the most of your arrival in Houston.
For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your Phoenix to Houston flight.
Be prepared for longer queues during popular months like April. Arriving up to four hours in advance for international flights and two hours for a domestic departure will give you plenty of time for security and boarding.

How to find the cheapest flights from Phoenix to Houston

Booking early is often the key to securing a cheap Phoenix to Houston flight. Flight prices rise as demand increases, so the closer your departure date, the more you'll likely pay.
Getting cheap plane tickets from Phoenix to Houston is easy if you can be flexible with your travel dates. Try using the 'Whole month' function to see the lowest fares throughout the month and snap up a great deal.
You don't need to check every day to find out if prices have dropped when you create a Price Alert. We'll update you as soon as a better deal is available on cheap flights from Phoenix to Houston.
Select your preferred departure and arrival times, airlines and number of stops by using the filters. Or sort your Phoenix to Houston flight results by 'Fastest,' 'Cheapest' or 'Best.'

Flying from Phoenix

Phoenix Sky Harbor Airport (PHX)

You can book a direct flight from Phoenix to Houston departing from Phoenix Sky Harbor Airport (PHX). Begin your trip at PHX and then hit the runway at Houston George Bush Intercntl. Airport (IAH) or Houston Hobby Airport (HOU).
Choose from a range of carriers offering direct Phoenix to Houston plane tickets with departures from PHX, including:
PHX is around 6 kilometers from central Phoenix. If you're ride-sharing, driving or catching a cab from the center, it'll take you 10 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the journey time to be around 25 minutes.
Booked an early flight from Phoenix to Houston? Avoid the stress of rushing to the airport (and get some extra shut-eye) by choosing one of these hotels near Phoenix Sky Harbor Airport:
80% of flights leaving Phoenix Sky Harbor Airport land at their destination as planned. Given its dependable on-time performance, delays are unlikely when taking off from PHX.
PHX's address is 3400 Sky Harbor Boulevard.

Arriving in Houston

Houston George Bush Intercntl. Airport (IAH)

Houston George Bush Intercntl. Airport (IAH) is approximately 26 kilometers from the center of Houston. If you're catching a cab or a ride-share, the drive takes roughly 30 minutes.
Traveling to the center on public transport typically takes 1 hour 10 minutes.
Consider staying in a hotel near IAH if you're coming in on a late flight from Phoenix to Houston. Pick one of these accommodation options and skip the long transfer:
Travel at your own speed with a Houston George Bush Intercntl. Airport rental car. Book your wheels from Dollar, Thrifty or Sixt and find adventure across Houston and beyond.
Reserving your vehicle from Houston George Bush Intercntl. Airport around three weeks ahead gives you the best chance of locking in a great deal.
IAH is located at 16930 JFK Boulevard.

Houston Hobby Airport (HOU)

After your flight from Phoenix to Houston has touched down, you can get to the city center in around 20 minutes by car. Central Houston is approximately 16 kilometers from Houston Hobby Airport (HOU).
If you choose to travel on public transport, the journey will take you 50 minutes or so.
After your flight from Phoenix to Houston, kick back at a hotel near HOU. These are some comfortable options that'll help you sink into relaxation mode:
No need to worry about public transport schedules or cab lines. Grab a Houston Hobby Airport rental car and take your journey in whatever direction you like. Compare rates and availability from Easirent, Dollar and Thrifty.
Avoid potential price surges. Booking your ride four weeks before your arrival at HOU will help you stay within budget.
Houston Hobby Airport is located at 7800 Airport Boulevard.

Best time to go to Houston

It's time to choose your travel dates for your flight from Phoenix to Houston. July is the most popular month for a trip to Houston. If you prefer a more relaxed vibe, go in September.
Lock in a Phoenix to Houston ticket departing in August if you want to experience the city during its warmest month. You can expect temperatures in Houston to range from 24ºC (75ºF) to 40ºC (104ºF).
Look for cheap flights from Phoenix to Houston in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 19ºC (66ºF) on average.

More about Houston

After booking your flight from Phoenix to Houston, find a hotel that offers the right mix of comfort and location. Make one of these options your base for exploring Houston:
Audrey Jones Beck Building at the Museum of Fine Arts, Houston and Houston Museum of Natural Science are just the start of the popular attractions to add to your Houston travel itinerary. Keep the adventure rolling by checking out The Menil Collection.

Explore more of the United States

San Antonio is just one of the many places in the United States waiting to be explored once you've taken in the sights of Houston. Around 306 kilometers to the west, top sights here include San Antonio River Walk, Selena Quintanilla Mural and Historic Market Square.
If you're eager to discover another corner of the United States, head for Dallas, about 370 kilometers north of Houston. Dallas Symphony Orchestra at Meyerson Symphony Center, Winspear Opera House and Dallas Museum of Art are key reasons to visit.