Cheap flights from Phoenix Sky Harbor to Houston

Compare Phoenix Sky Harbor to Houston flight deals

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

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Flight deals from Phoenix Sky Harbor Airport to Houston

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix Sky Harbor Airport to Houston? If you want to travel next month, round-trip fares start from $66. Find the lowest prices on one-way and round-trip tickets right here.

Houston.$65 per passenger.Departing Sat, Jun 6, returning Mon, Jun 8.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, Jun 6, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Mon, Jun 8, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $65, select.

Houston.$65 per passenger.Departing Sat, May 9, returning Tue, May 12.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Sat, May 9, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Tue, May 12, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $65, select.

Houston.$66 per passenger.Departing Thu, Apr 23, returning Mon, Apr 27.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Apr 23, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Mon, Apr 27, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $66, select.

Houston.$96 per passenger.Departing Thu, May 28, returning Tue, Jun 2.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, May 28, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Tue, Jun 2, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $96, select.

Houston.$100 per passenger.Departing Wed, Apr 29, returning Sat, May 2.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Apr 29, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Sat, May 2, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $100, select.

Houston.$113 per passenger.Departing Thu, Apr 30, returning Sun, May 3.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Apr 30, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Sun, May 3, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $113, select.

Houston.$160 per passenger.Departing Thu, Jun 11, returning Thu, Jul 2.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Thu, Jun 11, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departing from Houston George Bush Intercntl. on Thu, Jul 2, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $160, select.

Houston.$229 per passenger.Departing Wed, Jul 29, returning Fri, Jul 31.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Wed, Jul 29, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Fri, Jul 31, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $229, select.

Houston.$246 per passenger.Departing Fri, Aug 14, returning Mon, Aug 24.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Fri, Aug 14, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Mon, Aug 24, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $246, select.

Houston.$246 per passenger.Departing Thu, Sep 3, returning Sun, Sep 6.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Thu, Sep 3, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Sun, Sep 6, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $246, select.

Houston.$253 per passenger.Departing Tue, Mar 31, returning Tue, Apr 7.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Phoenix Sky Harbor on Tue, Mar 31, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departing from Houston George Bush Intercntl. on Tue, Apr 7, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $253, select.

Houston.$380 per passenger.Departing Tue, Sep 15, returning Tue, Sep 22.Round-trip flight with United.Outbound direct flight with United departing from Phoenix Sky Harbor on Tue, Sep 15, arriving in Houston George Bush Intercntl..Inbound direct flight with United departing from Houston George Bush Intercntl. on Tue, Sep 22, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $380, select.

Houston.$381 per passenger.Departing Tue, Oct 20, returning Mon, Oct 26.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Tue, Oct 20, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departing from Houston Hobby on Mon, Oct 26, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $381, select.

Houston.$391 per passenger.Departing Wed, Jul 29, returning Fri, Jul 31.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from Phoenix Sky Harbor on Wed, Jul 29, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departing from Houston Hobby on Fri, Jul 31, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $391, select.

Houston.$392 per passenger.Departing Fri, Aug 14, returning Mon, Aug 24.Round-trip flight with United.Outbound direct flight with United departing from Phoenix Sky Harbor on Fri, Aug 14, arriving in Houston George Bush Intercntl..Inbound direct flight with United departing from Houston George Bush Intercntl. on Mon, Aug 24, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $392, select.

Houston.$398 per passenger.Departing Sun, Aug 30, returning Sun, Sep 6.Round-trip flight with Allegiant Air and Sun Country Airlines.Outbound indirect flight with Allegiant Air, departing from Phoenix Sky Harbor on Sun, Aug 30, arriving in Houston Hobby.Inbound indirect flight with Sun Country Airlines, departing from Houston Hobby on Sun, Sep 6, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $398, select.

Find the cheapest month to fly from Phoenix Sky Harbor to Houston

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

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Direct flights from Phoenix Sky Harbor to Houston

Alternative Phoenix Sky Harbor to Houston routes

Looking for the cheapest, fastest or easiest route from Phoenix Sky Harbor 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	$33
Cheapest month to fly	April
Average flight time	2 hrs, 36 mins
Most popular airline	Southwest Airlines
Average flights per week	238

Finding cheap flights from Phoenix Sky Harbor to Houston: Frequently asked questions

How many airports are there in Houston?

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.

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

The best price we found for a round-trip flight from Phoenix Sky Harbor to Houston is $65. 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 Sky Harbor to Houston?

2 hours and 35 minutes is the average flight time from Phoenix Sky Harbor to Houston.

Which airlines fly direct from Phoenix Sky Harbor to Houston?

Southwest Airlines, American Airlines and Alaska Airlines fly direct from Phoenix Sky Harbor to Houston.

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

There are 238 flights per week flying from Phoenix Sky Harbor to Houston, as of March 2026.

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

The cheapest month to fly from Phoenix Sky Harbor to Houston is usually May.

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

If you're flying from Phoenix Sky Harbor Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the center of Houston. We've found flights to this airport from $65.

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

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to Houston on Saturday, May 9, 2026.

Can I get a direct flight from Phoenix Sky Harbor Airport to Houston?

Yes – the average flight time is 2 hours and 35 minutes.

How can I get the best flight deal from Phoenix Sky Harbor Airport 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 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.

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

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

Flying from Phoenix Sky Harbor International Airport (PHX) to Houston: what you need to know

Approximately 3 hours is how long you can expect to be in the air on a direct flight from Phoenix Sky Harbor International Airport to Houston.
Houston is two hours ahead of Phoenix, where Phoenix Sky Harbor International Airport is located. Houston observes the UTC-5 timezone.
With 61 weekly flights between the two airports, Phoenix Sky Harbor International Airport (PHX) to George Bush Intercontinental Airport (IAH) is the busiest route. Frontier Airlines operates the earliest flight at 05:15. If you're eager to make the most of your day before you fly, the last departure from PHX to IAH is with United Airlines at 23:59.
For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to board your PHX to Houston flight.
Longer lines at check-in and security are more likely if you're heading away during high season, so give yourself a little extra breathing room. A good general rule for peak times? Arrive up to four hours ahead for international flights and two hours for domestic departures.
You can book a direct Phoenix Sky Harbor International Airport to Houston ticket. Begin your trip at PHX and arrive at George Bush Intercontinental Airport (IAH).
Leading airlines that operate direct flights from Phoenix Sky Harbor International Airport to Houston include:
Traveling from central Phoenix to PHX takes around 35 minutes by public transport. If you ride-share, drive or grab a cab, you'll cover the 6 kilometers in 10 minutes or so, depending on traffic.
Searching for a hotel near PHX? If you're catching an early flight from Phoenix Sky Harbor International Airport to Houston, these accommodation options will put you moments from check-in:
Phoenix Sky Harbor International Airport maintains a strong on-time performance, reducing the likelihood of delays. Departures from PHX make it to their destination as scheduled 82.57% of the time.
You'll find PHX at 3400 Sky Harbor Boulevard.

How to find the cheapest flights from Phoenix Sky Harbor International Airport (PHX) to Houston

The lowest price we've found for a one-way Phoenix Sky Harbor International Airport to Houston flight is $33. The cheapest price for a return flight is $66. Remember fares may change due to availability at the time of booking.
To secure cheap flights from PHX to Houston, book your journey one month ahead of your departure date.
The best month for finding cheap Phoenix Sky Harbor International Airport to Houston tickets is May. Use the 'Whole month' tool to compare all available prices, then select the dates that offer the lowest fares.
There's no need to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll update you when there's an even bigger deal on cheap flights from PHX to Houston.
Save on your flight from Phoenix Sky Harbor International Airport to Houston with the help of our filters. Choose your preferred times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

Airports in Houston

George Bush Intercontinental Airport (IAH)

The distance from George Bush Intercontinental Airport (IAH) to central Houston is roughly 27 kilometers. It'll take you around 20 minutes to reach the center driving.
Traveling on public transport takes around 50 minutes.
The last thing you need is a long journey to your hotel if you're getting in late on a flight from Phoenix Sky Harbor International Airport to Houston. Book one of these accommodation options near IAH instead:
Get your adventure underway by picking up a George Bush Intercontinental Airport rental car. Grab a set of wheels from Dollar, Thrifty or Sixt and explore beyond Houston's usual tourist stops.
To lock in the lowest price, book your vehicle from George Bush Intercontinental Airport about three weeks ahead of your flight from PHX to Houston.
IAH is located at 16930 JFK Boulevard.

William P. Hobby Airport (HOU)

Central Houston is about 19 kilometers from William P. Hobby Airport (HOU). After your flight from Phoenix Sky Harbor International Airport to Houston has landed and you've navigated your way to arrivals, expect a drive of about 20 minutes.
The journey will take about 1 hour 40 minutes on public transport.
There are some comfortable places to call home for the night near HOU. Kick back and get cozy after your PHX to Houston flight at one of these perfectly located options:
Easirent, Dollar and Thrifty make picking up a William P. Hobby Airport rental car quick and easy. These trusted companies are located in or around the terminal and will have you behind the wheel before you know it.
Lock in the best price by reserving your ride from HOU four weeks in advance. You can also expect to have a wider selection of vehicles.
The address for William P. Hobby Airport is 7800 Airport Boulevard.

Best time to go to Houston

Before booking your flights from Phoenix Sky Harbor International Airport to Houston, consider which time of year works best for you. High season in Houston offers a bustling atmosphere and plenty of things to do, while the off-season brings better hotel deals and smaller crowds.
The warmest month in Houston is August, with temperatures ranging between 24ºC (75ºF) and 40ºC (104ºF). Lock in your Phoenix Sky Harbor International Airport to Houston flight ticket then if this is the type of weather you enjoy.
January has average temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Search for a cheap ticket from PHX to Houston around that time if you'd rather travel in cooler conditions.

More about Houston

When it comes to looking for somewhere to lay your head, you'll find the top stays in Houston right here. Check out these hotels as soon as you've booked your flight from Phoenix Sky Harbor International Airport to Houston:
The Museum of Fine Arts, Houston, Beck Building and The Houston Museum of Natural Science are just two of the top attractions to add to your Houston itinerary. Continue your sightseeing adventures at Hermann Park.

Explore more of United States

Houston has its own special appeal, but there are so many other corners of United States waiting to be discovered. Around 306 kilometers west of Houston, a visit to San Antonio will keep you on the go. Start with leading attractions like The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.
Dallas is another essential stop in United States and is around 370 kilometers north of Houston. No journey is complete without visiting Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.